{"title":"Koptelefoon-preamps","description":null,"products":[{"product_id":"presonus-hp4","title":"Presonus HP4","description":"\u003ch3\u003ePreSonus HP4 – Compact 4-Channel Headphone Distribution Amplifier\u003c\/h3\u003e\n\u003cp\u003eThe PreSonus HP4 offers powerful, clean headphone monitoring in a compact 1\/3U rack-friendly housing. With individual level control, mono summing, and monitor output options, it’s ideal for studios, rehearsal rooms, and live sessions where multiple listeners need reliable, high-quality sound.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour powerful headphone outputs:\u003c\/strong\u003e Each channel delivers up to 130 mW into 60 Ω—ample volume for nearly any headphone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual level control and mono summing:\u003c\/strong\u003e Adjust mix per listener and switch each channel to mono as needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced line I\/O and monitor control:\u003c\/strong\u003e Two balanced ¼″ TRS inputs and outputs, with level adjustment and mute for monitor outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDaisy-chain capability:\u003c\/strong\u003e Loop your signal into another HP4 or HP60 for expanded distribution without extra cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and sturdy design:\u003c\/strong\u003e Metal chassis takes up only 1\/3 rack space and includes sealed, detented rotary controls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eThe HP4 simplifies multi-user headphone setups with clean, individual control and flexible routing options. Its compact build makes it easy to deploy in tight studio racks or on desktop surfaces, helping your sessions sound focused and organized.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone outputs:\u003c\/strong\u003e 4 × ¼″ stereo, 130 mW per channel (60 Ω load)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response (HP outputs):\u003c\/strong\u003e 20 Hz – 20 kHz ±0.5 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput channels:\u003c\/strong\u003e 2 × balanced ¼″ TRS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitor outputs:\u003c\/strong\u003e 2 × balanced ¼″ TRS with level control and mute\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Volume per headphone, mono switch per channel, monitor level and mute\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDaisy-chain:\u003c\/strong\u003e Monitor outputs feed additional HP4 units or amplifiers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e External 12 V DC power supply (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 14 cm × 14 cm × 4.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 2.3 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePreSonus HP4 amplifier\u003c\/li\u003e\n\u003cli\u003e12 V DC power supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eFantastic for tracking sessions, rehearsal spaces, or group listening scenarios—where you want every listener to have independent control and high-quality output without overcomplication.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eEasily integrates into setups via balanced TRS connections from mixers, interfaces, or audio desks. Its monitor outputs also allow cascading to expand for larger headphone setups.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePowerful, clean headphone distribution for multiple users\u003c\/li\u003e\n\u003cli\u003eIndividual volume and mono control per channel\u003c\/li\u003e\n\u003cli\u003eCompact, rack-mountable build\u003c\/li\u003e\n\u003cli\u003eExpandable designs via daisy-chaining\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires external power supply—no internal PSU\u003c\/li\u003e\n\u003cli\u003eSingle mix feed—no independent mixing per headphone output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe PreSonus HP4 offers efficient, powerful headphone monitoring across multiple users—a straightforward and durable solution for collaborative audio environments at Soundium.\u003c\/p\u003e","brand":"PreSonus","offers":[{"title":"Default Title","offer_id":54242327101708,"sku":"PRESHP4","price":149.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/presonus_hp4_1.jpg?v=1756807267"},{"product_id":"samson-qh4","title":"Samson QH4","description":"\u003ch3\u003eSamson QH4 – Compact 4-Channel Headphone Distribution Amplifier\u003c\/h3\u003e\n\u003cp\u003eThe Samson QH4 brings flexible, high-fidelity audio distribution to your studio or setup. With four independent headphone outputs, balanced and aux inputs, plus master controls and daisy-chain support, it ensures clean, customized monitoring for group sessions—available at Soundium.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour independent stereo headphone outputs:\u003c\/strong\u003e Allows four listeners to monitor simultaneously with individual volume control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced ¼″ inputs + ⅛″ aux in\/out:\u003c\/strong\u003e Easy connection to professional gear, mixers, or portable devices; supports daisy-chaining for more outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaster volume, mute, and mono sum switches:\u003c\/strong\u003e Global control for quick level, muting, or stereo-to-mono monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-power, low-noise amplifiers:\u003c\/strong\u003e Delivers consistent clean signal across all channels, even at high drive levels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact, desktop-friendly form:\u003c\/strong\u003e Fits neatly into tight workspaces or mobile setups with a clean and functional layout\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003ePodcasters, musicians, and small-group productions benefit from easy headphone sharing without compromising control or sound clarity. Each user can adjust their own level, and the master controls keep monitoring streamlined. The option for mono mode and daisy-chaining makes the QH4 a versatile fit for any collaborative environment.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e 2 × balanced ¼″ TRS, 1 × ⅛″ stereo aux in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e 4 × ¼″ stereo headphone outputs, 1 × ⅛″ aux out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Master volume, mute, mono sum, 4 × channel volume knobs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone impedance compatibility:\u003c\/strong\u003e 16–600 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax output power:\u003c\/strong\u003e 282 mW per channel (at 32 Ω)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic range:\u003c\/strong\u003e 122 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise floor:\u003c\/strong\u003e –114 dBu\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 124 mm × 124 mm × 40 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e approx. 0,40 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e 15 V DC adapter (included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSamson QH4 amplifier unit\u003c\/li\u003e\n\u003cli\u003e15 V DC power adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003ePerfect for studios, band rehearsals, podcast sessions, or any group monitoring scenario. Also ideal for group editing, voice-over review, and shared auditioning—especially when independent volume control and mix awareness are essential.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eConnect directly to mixers, audio interfaces, or tablets via TRS or aux inputs. Headphones connect via ¼″ outputs. Aux output allows chaining multiple units for expanded monitoring needs.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIndividual volume control ensures clarity for each listener\u003c\/li\u003e\n\u003cli\u003eCompact and easy to integrate into any desktop or mobile setup\u003c\/li\u003e\n\u003cli\u003eMono switch supports phase checks and simplified monitoring\u003c\/li\u003e\n\u003cli\u003eDaisy-chain capability expands flexibility as your setup grows\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll-plastic construction may feel lightweight compared to metal alternatives\u003c\/li\u003e\n\u003cli\u003eNo individual EQ or mute buttons—monitoring control is basic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Samson QH4 delivers practical headphone distribution with clarity and simplicity—making collaborative listening effortless and flexible—available at Soundium.\u003c\/p\u003e","brand":"Samson","offers":[{"title":"Default Title","offer_id":54242368192780,"sku":"QH4","price":115.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/1477568732_1292449_1.jpg?v=1745018124"},{"product_id":"mackie-hm-4","title":"Mackie HM-4","description":"\u003ch3\u003eMackie HM-4 – Compact 4-Way Headphone Amplifier for Simple Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe Mackie HM-4 is a compact, no-nonsense 4-way headphone amplifier designed for musicians, engineers and content creators who need quick and reliable headphone distribution. With a single stereo input feeding four independently controlled outputs, it’s an easy solution for small studios, rehearsals, podcast setups and mobile recording.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple 4-output distribution:\u003c\/strong\u003e One stereo source feeds up to four headphones—ideal for quick monitoring setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual level control:\u003c\/strong\u003e Each listener can adjust their own volume independently for a comfortable monitoring experience.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged metal construction:\u003c\/strong\u003e Heavy-gauge steel chassis ensures durability for studio or mobile use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play operation:\u003c\/strong\u003e Straightforward controls and included power supply make setup effortless.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact design:\u003c\/strong\u003e Small enough for desktop use or to fit into any portable recording bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eThe HM-4 delivers a clean, reliable headphone signal to multiple listeners without requiring a complex monitoring system. It’s perfect for small groups recording together, podcast partners, or home studio musicians who need a simple way to share a mix. Its durable build and straightforward layout make it a long-lasting, hassle-free addition to any setup.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput:\u003c\/strong\u003e 1 × 1\/4″ TRS stereo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e 4 × 1\/4″ TRS stereo headphone outs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Dedicated level knob per output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Heavy-gauge steel chassis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 12 VDC external power supply (included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMackie HM-4 headphone amplifier\u003c\/li\u003e\n\u003cli\u003e12 VDC power supply\u003c\/li\u003e\n\u003cli\u003eDocumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eHome studios, podcasting, rehearsal rooms, mobile recording rigs, music lessons, content creation and small tracking sessions.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eWorks with any stereo line source, audio interface or mixer using 1\/4″ TRS connections. Supports all standard wired headphones.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExtremely easy to use with no setup complexity\u003c\/li\u003e\n\u003cli\u003eFour independent headphone volumes\u003c\/li\u003e\n\u003cli\u003eCompact and durable\u003c\/li\u003e\n\u003cli\u003eAffordable and reliable monitoring solution\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo per-channel EQ or aux mixing\u003c\/li\u003e\n\u003cli\u003eOnly 1\/4″ outputs—users with 3.5 mm headphones may need adapters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Mackie HM-4 offers a simple, durable and effective way to share a stereo mix with up to four listeners—ideal for compact studios and mobile creators who need dependable monitoring — available at Soundium.\u003c\/p\u003e","brand":"Mackie","offers":[{"title":"Default Title","offer_id":54243191685388,"sku":"M-HM4","price":49.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/1384607-reg_1.jpg?v=1745049791"},{"product_id":"mackie-hm-400","title":"Mackie HM-400","description":"\u003ch3\u003eMackie HM-400 – 4-Channel Rackmount Headphone Amplifier for Studio \u0026amp; Live Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe Mackie HM-400 is a professional 4-channel headphone amplifier designed for studios, rehearsal rooms and live monitoring setups requiring clear, powerful and flexible headphone distribution. With robust build quality, per-channel controls and multiple output options, it ensures every performer hears exactly what they need during tracking or performance.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 independent headphone channels:\u003c\/strong\u003e Each channel includes three headphone outputs, giving you a total of twelve outputs for multi-user monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible input mixing:\u003c\/strong\u003e A main stereo input can be combined with per-channel 1\/4″ aux inputs to create customized mixes for each performer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-band EQ per channel:\u003c\/strong\u003e Shape tone quickly and adapt to different headphones or listening preferences.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo\/mono \u0026amp; mute switches:\u003c\/strong\u003e Adjust channel behavior with dedicated controls for left\/right mute, stereo\/mono and main\/aux blend.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear metering:\u003c\/strong\u003e 7-segment LED meters provide at-a-glance feedback for both the main input and each channel’s output level.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eThe HM-400 gives studios and stage setups dependable and highly customizable monitoring. Performers can dial in the exact mix and tone they need, while engineers can distribute a clean, consistent signal to multiple listeners without complexity. Its rugged rackmount chassis ensures long-term reliability for professional use.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain inputs:\u003c\/strong\u003e Stereo XLR + 1\/4″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAux inputs:\u003c\/strong\u003e 4 × per-channel 1\/4″ stereo aux\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone outputs:\u003c\/strong\u003e 12 × 1\/4″ stereo (three per channel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls per channel:\u003c\/strong\u003e Output level, 2-band EQ, stereo\/mono, left\/right mute, balance or main\/aux mix\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetering:\u003c\/strong\u003e 7-segment LED meters for main input and each channel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e 1U rackmount\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMackie HM-400 headphone amplifier\u003c\/li\u003e\n\u003cli\u003ePower cable\u003c\/li\u003e\n\u003cli\u003eDocumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eRecording studios, podcast teams, rehearsal spaces, small performance venues, broadcast environments and multi-musician tracking sessions.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eWorks with standard headphones, audio interfaces, mixers and signal distribution systems using XLR or 1\/4″ connections.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThree headphone outputs per channel for flexible multi-user setups\u003c\/li\u003e\n\u003cli\u003ePer-channel EQ and mix control\u003c\/li\u003e\n\u003cli\u003eRobust rackmount design\u003c\/li\u003e\n\u003cli\u003eClear metering for accurate level monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo 3.5 mm headphone outputs—adapters may be required\u003c\/li\u003e\n\u003cli\u003eRequires rack space in fixed installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Mackie HM-400 provides powerful, adaptable and reliable headphone monitoring, making it a trusted choice for professional studios and live environments — available at Soundium.\u003c\/p\u003e","brand":"Mackie","offers":[{"title":"Default Title","offer_id":54243191816460,"sku":"M-HM400","price":199.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/1384523-reg_1.jpg?v=1745049800"},{"product_id":"mackie-hm-800","title":"Mackie HM-800","description":"\u003ch3\u003eMackie HM-800 – 8-Channel Rackmount Headphone Amplifier for Studio \u0026amp; Stage\u003c\/h3\u003e\n\u003cp\u003eThe Mackie HM-800 is a professional 8-channel headphone amplifier built for studios, rehearsal spaces and live monitoring setups that require reliable, high-power headphone distribution. With flexible routing, per-channel control and a rugged rackmount design, it ensures clear, consistent monitoring for musicians, engineers and performers.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 independent headphone channels:\u003c\/strong\u003e Provide ample monitoring options for full bands, podcast groups or multi-performer sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual stereo main inputs:\u003c\/strong\u003e Two stereo sources can be fed to all channels for shared mixes in larger sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePer-channel aux inputs:\u003c\/strong\u003e Each channel can blend the main mix with its own dedicated 1\/4″ stereo input for custom musician mixes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStereo\/mono switching:\u003c\/strong\u003e Adapt monitoring to the needs of each performer or session setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear visual metering:\u003c\/strong\u003e 7-segment LED meters for main and channel levels provide fast, accurate monitoring feedback.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eThe HM-800 gives every performer exactly what they need in their headphones. Musicians can tailor their mix independently, engineers can maintain consistent output across all channels and studios can scale monitoring without expensive or complex routing systems. Its robust metal construction ensures long-term reliability in demanding environments.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e 2 × stereo main inputs (4 × 1\/4″), 8 × per-channel stereo aux inputs (1\/4″)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e 16 × stereo headphone outputs (2 per channel, 1\/4″)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Stereo\/mono switch, input select, output level per channel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetering:\u003c\/strong\u003e 7-segment LED meters for main in and each channel out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor:\u003c\/strong\u003e 1U rackmount\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMackie HM-800 headphone amplifier\u003c\/li\u003e\n\u003cli\u003ePower cable\u003c\/li\u003e\n\u003cli\u003eDocumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eRecording studios, rehearsal spaces, podcast groups, livestream sets, broadcast environments, multi-musician recording sessions and stage monitoring systems.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eWorks with all standard headphones, audio interfaces, mixers and signal distribution systems using 1\/4″ stereo connections.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEight independent channels with dual outputs per channel\u003c\/li\u003e\n\u003cli\u003eMain mix + per-channel aux input flexibility\u003c\/li\u003e\n\u003cli\u003eRackmount design ideal for professional installations\u003c\/li\u003e\n\u003cli\u003eClear metering for fast level checks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo 3.5 mm outputs—adapters may be required\u003c\/li\u003e\n\u003cli\u003eRequires rack space for mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Mackie HM-800 delivers powerful, flexible and reliable headphone distribution, ensuring every performer hears exactly what they need for confident tracking and performance — available at Soundium.\u003c\/p\u003e","brand":"Mackie","offers":[{"title":"Default Title","offer_id":54243191947532,"sku":"M-HM800","price":249.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/1384524-reg_1.jpg?v=1745049808"},{"product_id":"fiio-warmer-r2r","title":"FiiO Warmer R2R","description":"\u003ch3\u003eFiiO WARMER R2R – Volledig gebalanceerde buisgebufferde R2R DAC \u0026amp; preamp\u003c\/h3\u003e\n\u003cp\u003eDe FiiO WARMER R2R combineert een precisie 24-bit R2R weerstandsladder-DAC met een vierbuizenbuffertrap, wat een warm, muzikaal en rijk getextureerd geluid creëert terwijl moderne digitale helderheid en flexibiliteit behouden blijven. Ontworpen voor luisteraars die analoog karakter met high-fidelity prestaties willen — verkrijgbaar bij Soundium.\u003c\/p\u003e\n\u003ch4\u003eBelangrijkste kenmerken\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolledig differentiële 24-bit R2R DAC:\u003c\/strong\u003e Gebouwd met 192 dunnefilmweerstanden voor laag ruisniveau, natuurlijk detail en een organische analoge signatuur.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVier JJ Electronic E88CC-buizen:\u003c\/strong\u003e Buizenbuffertrap voegt warmte, zoetheid en harmonische rijkdom toe zonder resolutie op te offeren.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB-, optische en coaxiale ingangen:\u003c\/strong\u003e Sluit telefoons, computers, CD-transports en digitale spelers aan met eenvoudige ingangsselectie.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGebalanceerde en ongebalanceerde uitgangen:\u003c\/strong\u003e RCA- en XLR-lijnuitgangen kunnen gelijktijdig worden gebruikt voor flexibele systeemintegratie.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNOS\/OS-modi:\u003c\/strong\u003e Kies non-oversampling voor puristische weergave of oversampling naar 384 kHz voor meer helderheid en definitie.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetro mechanische VU-meters:\u003c\/strong\u003e Warm verlichte meters bewegen mee op de muziek en voegen een vintage visuele touch toe.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e46 W toroïdaal lineaire transformator:\u003c\/strong\u003e Ruisarme, zeer efficiënte voeding zorgt voor schone stroomlevering en stabiele prestaties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVintage-geïnspireerde behuizing:\u003c\/strong\u003e Klassiek vierkant-en-rond ontwerp met efficiënte ventilatie voor langdurige betrouwbaarheid.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eVoordelen\u003c\/h4\u003e\n\u003cp\u003eDe WARMER R2R brengt de precisie van R2R-decodering en de muzikaliteit van buizen samen, ideaal voor iedereen die diepte, rijkdom en zachtheid in zijn systeem wil. De brede ingangs- en uitgangsondersteuning maakt het eenvoudig te combineren met actieve speakers, stereoversterkers, hoofdtelefoonversterkers of DAC’s. Of je nu de voorkeur geeft aan een zachtere, analoge uitstraling of een heldere, moderne presentatie: de NOS\/OS-schakelaar en buizentrap laten je het geluid naar smaak vormen.\u003c\/p\u003e\n\u003ch4\u003eSpecificaties\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAC-architectuur:\u003c\/strong\u003e Volledig differentiële 24-bit R2R ladder (192 weerstanden)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuizen:\u003c\/strong\u003e 4 × JJ E88CC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngangen:\u003c\/strong\u003e USB-C (tot 384 kHz\/32-bit, DSD256), optisch (tot 96 kHz), coaxiaal (tot 192 kHz)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUitgangen:\u003c\/strong\u003e RCA en gebalanceerde XLR-lijnuitgangen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequentiebereik:\u003c\/strong\u003e 20 Hz – 45 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSNR:\u003c\/strong\u003e ≥ 114 dB (A-gewogen)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRuisvloer:\u003c\/strong\u003e ≤ 7 µV (A-gewogen)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHD+N:\u003c\/strong\u003e ≤ 0,053% (1 kHz \/ –7 dB @ 10 kΩ)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoeding:\u003c\/strong\u003e 46 W toroïdaal lineaire transformator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModi:\u003c\/strong\u003e NOS \/ OS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAfmetingen:\u003c\/strong\u003e 223 × 213 × 66 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGewicht:\u003c\/strong\u003e ca. 2,7 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eIn de doos\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFiiO WARMER R2R unit\u003c\/li\u003e\n\u003cli\u003eAC-stroomkabel\u003c\/li\u003e\n\u003cli\u003eUSB-kabel\u003c\/li\u003e\n\u003cli\u003eReserve zekeringbuis\u003c\/li\u003e\n\u003cli\u003eSnelstartgids\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eToepassingen\u003c\/h4\u003e\n\u003cp\u003eUitstekend voor hi-fi-systemen thuis, combinatie met actieve speakers of versterkers, upgraden van digitale bronnen, verbeteren van tv-audio, of als warme, karaktervolle preamp in een desktop- of woonkameropstelling.\u003c\/p\u003e\n\u003ch4\u003eVoor- \u0026amp; nadelen\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Voordelen:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eR2R DAC met buizenbuffer levert warm, muzikaal geluid\u003c\/li\u003e\n\u003cli\u003eFlexibele connectiviteit met meerdere digitale ingangen\u003c\/li\u003e\n\u003cli\u003eGebalanceerde en ongebalanceerde uitgangen gelijktijdig bruikbaar\u003c\/li\u003e\n\u003cli\u003eNOS\/OS-modi voor verschillende geluidsvoorkeuren\u003c\/li\u003e\n\u003cli\u003eStabiele, ruisarme lineaire voeding\u003c\/li\u003e\n\u003cli\u003eRetro VU-meters voegen visuele charme toe\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Nadelen:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGeen ingebouwde hoofdtelefoonversterker\u003c\/li\u003e\n\u003cli\u003eGroter en zwaarder dan standaard DAC’s — vereist ruimte\u003c\/li\u003e\n\u003cli\u003eBuizen voegen bewust kleuring toe — niet ideaal voor analytisch luisteren\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDe FiiO WARMER R2R levert een unieke combinatie van buizenwarmte en R2R-precisie, een overtuigend middelpunt voor elk hi-fi-systeem dat streeft naar muzikaliteit, diepte en karakter. Verkrijgbaar bij Soundium.\u003c\/p\u003e","brand":"FiiO","offers":[{"title":"Zwart","offer_id":54582795108620,"sku":"F-WARMER-BL","price":379.0,"currency_code":"EUR","in_stock":true},{"title":"Zilver","offer_id":54582795141388,"sku":"F-WARMER-SL","price":379.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/fiio-warmer-r2r-hero.webp?v=1782126829"},{"product_id":"rega-mercury","title":"Rega Mercury","description":"\u003ch3\u003eRega Mercury – Reference Preamp with DAC \u0026amp; Headphone Amp\u003c\/h3\u003e\n\u003cp\u003eThe Rega Mercury is a no-compromise solid-state pre-amplifier built to unlock the full resolution of a high-end hi-fi system. With a fully discrete symmetrical signal path, an ultra-low noise floor, a high-performance DAC with USB and S\/PDIF inputs, and a discrete headphone amplifier, it’s designed to preserve micro-detail and dynamic contrast with effortless control—available at Soundium.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-low noise, reference design:\u003c\/strong\u003e Preserves subtle detail and dynamics by keeping the noise floor exceptionally low\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully discrete symmetrical signal path:\u003c\/strong\u003e Differential, fully symmetrical topology engineered for high linearity and minimal distortion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-performance DAC onboard:\u003c\/strong\u003e Supports USB plus S\/PDIF coaxial and optical inputs for flexible digital integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanically isolated asynchronous USB:\u003c\/strong\u003e Reduces noise transfer from source devices and supports high-resolution PCM and DSD64 (DoP)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiscrete headphone amplifier:\u003c\/strong\u003e High voltage\/current drive to handle both low- and high-impedance headphones with confidence\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-colour IPS display + Orbit remote:\u003c\/strong\u003e Clear visual feedback and convenient, backlit remote control from the listening position\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eMercury is built for listeners who want transparency without edge, and control without masking detail. Its ultra-quiet architecture helps reveal room ambience, texture in vocals, and fine harmonic structure, while the integrated DAC and headphone amp make it easy to build a clean, streamlined system around a single reference-grade control centre.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital inputs:\u003c\/strong\u003e S\/PDIF coaxial + optical (16–24-bit, 32–192 kHz); USB (16–32-bit, 44.1–192 kHz PCM or DSD64 DoP, asynchronous)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalogue inputs:\u003c\/strong\u003e 1 × balanced line in; unbalanced line inputs for inputs 2–5 plus record in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e Balanced pre out; unbalanced pre out; record out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreamp THD+N:\u003c\/strong\u003e Typically 0.001% @ 1 kHz (2 V unbalanced \/ 4 V balanced, 0 dB gain)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreamp frequency response:\u003c\/strong\u003e 8 Hz to 28 kHz (-0.5 dB points, 0 dB gain, balanced in\/out)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAC THD+N:\u003c\/strong\u003e Typically 0.0045% @ 1 kHz, 0 dBFS, 2 V pre out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone max level:\u003c\/strong\u003e 2.5 W @ 33 Ω (0.1% THD+N); 0.5 W @ 240 Ω (0.1% THD+N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e 50 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandby power:\u003c\/strong\u003e 0.4 W (auto-standby after 20 minutes with no signal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 43.5 × 9.7 × 38.0 cm (W × H × D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 14 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRega Mercury pre-amplifier\u003c\/li\u003e\n\u003cli\u003eOrbit remote control\u003c\/li\u003e\n\u003cli\u003e2 × AAA batteries (for remote)\u003c\/li\u003e\n\u003cli\u003eScrewdriver (for Orbit remote batteries)\u003c\/li\u003e\n\u003cli\u003eReference mains lead\u003c\/li\u003e\n\u003cli\u003e2 × trigger cable\u003c\/li\u003e\n\u003cli\u003eCouple 3 interconnect\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eIdeal for reference stereo systems needing a quiet, transparent control centre; mixed digital\/analogue setups; and listeners who want a serious preamp plus a high-quality DAC and headphone solution in one chassis.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eCompatible with power amplifiers via balanced or unbalanced pre outs, and digital sources via USB, optical, or coaxial S\/PDIF. Suitable for a wide range of headphones thanks to the discrete headphone amplifier output.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExceptionally low noise floor for highly resolving systems\u003c\/li\u003e\n\u003cli\u003eIntegrated DAC with USB + optical\/coax inputs for clean system simplification\u003c\/li\u003e\n\u003cli\u003eDiscrete headphone amp with strong drive for varied headphone loads\u003c\/li\u003e\n\u003cli\u003eBalanced architecture and high linearity design focused on minimal distortion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUSB input supports up to 192 kHz PCM (higher sample rates require another digital source path)\u003c\/li\u003e\n\u003cli\u003eFull-size chassis requires proper rack space and ventilation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf you want a reference-grade preamp that prioritises silence, resolution, and system flexibility—while adding DAC and headphone capability in one unit—the Rega Mercury is a serious centrepiece for a high-end setup, available at Soundium.\u003c\/p\u003e","brand":"Rega","offers":[{"title":"Default Title","offer_id":54596070310156,"sku":"R-MERCURY","price":8499.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/rega-mercury-hero.jpg?v=1778064008"}],"url":"https:\/\/soundium.com\/nl\/collections\/koptelefoon-preamps.oembed","provider":"Soundium","version":"1.0","type":"link"}