Klipsch Forte IV – Heritage Horn-Loaded Floorstanding Speaker
The Klipsch Forte IV is a beautifully refined evolution of the classic Forte, blending iconic horn-loaded performance with modern acoustic upgrades. With its titanium HF driver, advanced midrange, 12-inch woofer, and a massive 15-inch passive radiator, it delivers dynamic, room-filling sound with clarity, punch, and timeless craftsmanship.
Key Features
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Horn-loaded high and mid drivers: A 2.54 cm titanium diaphragm tweeter on a Tractrix horn with phase plug ensures a wide, accurate sweet spot.
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Upgraded midrange compression driver: New 4.45 cm K-702 driver mated to a precise horn for enhanced clarity and low distortion.
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Deep bass response: 30 cm fiber-composite woofer plus 38 cm passive radiator deliver powerful extension and effortless bottom end.
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Revoiced crossover network: Designed for minimal signal degradation using inspiration from Klipschorn and La Scala architecture.
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Heritage design and build: Hand-assembled in the USA with book-matched wood veneer and legacy-quality binding posts supporting bi-wire/bi-amp setups.
Customer Benefits
The Forte IV brings live-music realism into your space—dramatic dynamics, detailed imaging, and effortless playing even with modest amplification. Its elegant vintage veneer and efficient design make it both a sonic powerhouse and a design statement.
Quick Specs
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Configuration: 3-way horn-loaded with passive radiator
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Power handling: Highly efficient at 99 dB sensitivity, 8 Ω nominal impedance
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Frequency response: 38 Hz – 20 kHz
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Drivers: 2.54 cm titanium HF, 4.45 cm polyimide midrange, 30 cm woofer, 38 cm passive radiator
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Enclosure: 3/4″ MDF with book-matched veneer
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Inputs: Dual binding posts—bi-wire/bi-amp ready
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Dimensions (each): 90.8 × 42.2 × 33.0 cm
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Weight (each): Approx. 32.7 kg
What’s in the Box
- Pair of Klipsch Forte IV speakers
- Removable speaker grilles
- User guide
Use Cases / Ideal For
Perfect for audiophiles and music lovers with space to spare, looking for immersive, vintage-style sound that’s dynamic and detailed. Ideal as main stereo anchors in listening rooms or stand-mounted front speakers in classic home theaters.
Compatibility
High sensitivity lets these speakers thrive with tube amps or modest solid-state power. Bi-wire and bi-amp capabilities offer system flexibility. Pairs beautifully with vintage and modern gear alike.
Pros & Cons
✅ Pros:
- Extremely efficient sound with room-filling dynamics
- Wide soundstage, clarity, and rich bass without a subwoofer
- Elegant heritage aesthetics with premium U.S. workmanship
⚠️ Cons:
- Large and heavy—requires ample space and strong stands/floor
- Highly efficient design may reveal background noise or hiss
- Horn “color” may require room tuning or slight EQ in some setups
The Klipsch Forte IV nests classic charm, powerful musicality, and modern acoustic engineering into a striking, high-performance loudspeaker—a living legacy of sound, living now.
