Klipsch Forte IV Floorstanding Loudspeakers – Timeless Acoustic Perfection
Step into a world where heritage meets high-fidelity innovation. The Klipsch Forte IV, originally launched in 1985, has been meticulously updated to blend classic appeal with modern acoustic advancements. The Klipsch Forte IV is part of the Heritage Series. Featuring cutting-edge components like a titanium diaphragm tweeter, wide dispersion phase plug, and patented Tractrix horn with Mumps technology, the Forte IV delivers room-filling, dynamic sound with unmatched precision. Handcrafted in the USA with premium materials and stunning book-matched wood veneers, each pair is both an audiophile’s dream and a work of art.
Experience immersive sound with best-in-class efficiency and performance from a speaker built to be passed down for generations. Whether you're revisiting vinyl classics or streaming high-res audio, the Forte IV offers an unforgettable, high-performance listening experience designed for today’s most discerning audiophiles.
What It’s Good At
- Big, effortless dynamics at any volume thanks to 99dB sensitivity and horn-loaded detail
- Room-filling imaging and clarity with Tractrix horns and Mumps technology for consistent dispersion
- Deep, powerful bass without bloat from the 12" woofer + 15" passive radiator design
- Highly revealing midrange presence for vocals, strings, and brass (excellent “you are there” realism)
- Flexible system matching—great with tubes/low wattage amps, yet handles serious power when you want it loud
- Premium craftsmanship and furniture-grade finishes with book-matched veneers and matched-pair production
Klipsch Forte IV Specifications:
| Klipsch Forte IV Specifications |
| Frequency Response | 38Hz – 20kHz (+/- 3 dB) |
| Sensitivity | 99dB @ 2.83V / 1m |
| Power Handling (Continuous/Peak) | 100W / 400W |
| Maximum SPL | 116dB Continuous |
| Nominal Impedance | 8 ohms Compatible |
| Crossover Frequencies | HF: 5.2kHz, MF: 650Hz |
| High-Frequency Driver | K-100-TI 1” (2.54cm) Titanium diaphragm compression driver on a K-79T horn |
| Midrange Driver | K-702 1.75” (4.45cm) Polyimide Compression Driver mated to a K-703-M horn |
| Low-Frequency Driver | K-281 12” (30.48cm) Fiber-composite cone woofer |
| Passive Radiator | KD-15 15” (38.1cm) Passive cone radiator |
| Enclosure Material | 3/4” MDF |
| Inputs | Dual binding posts / bi-wire / bi-amp |
| Dimensions (H x W x D) | 35.75” x 16.63” x 13” (90.81cm x 42.24cm x 33cm) |
| Weight | 72 lbs (32.7kg) |
| Finishes | Available in four classic finishes |
| Manufacturing Location | Hand-assembled in Hope, Arkansas, USA |
Klipsch Forte IV Q&A:
- Q: What makes the Klipsch Forte IV different from previous Forte models?
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A: The Forte IV features updated cosmetics and a fully re-voiced network with premium components, improving clarity, efficiency, and overall performance. It also introduces the K-702 midrange driver and upgraded Tractrix® horn with Mumps technology for even sound distribution.
- Q: Is the Forte IV suitable for large rooms?
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A: Yes, with a high sensitivity of 99dB and 400W peak power handling, the Forte IV can easily fill large rooms with powerful, clear audio.
- Q: What type of wood finish options are available?
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A: The Forte IV comes in four timeless finishes, each using premium, book-matched wood veneers for a high-end aesthetic.
- Q: Can I bi-amp or bi-wire these speakers?
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A: Absolutely. The Forte IV includes a premium input panel with dual binding posts to support both bi-amping and bi-wiring configurations.
- Q: Where are these speakers made?
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A: Each speaker is hand-assembled in Hope, Arkansas, USA, using both domestic and imported components.
- Q: Does the Forte IV include a built-in subwoofer?
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A: While it doesn’t have an active subwoofer, the 15” rear-mounted passive radiator provides extended low-frequency response, delivering powerful bass without the need for an external sub.
- Q: Are these good for both music and movies?
- A: Yes! The Forte IV excels in delivering dynamic, lifelike sound that’s ideal for both music listening and home theater use.
- Q: How are the speakers packaged?
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A: Each pair is grain-matched and labeled with sequential serial numbers, ensuring aesthetic and performance consistency.
Klipsch Forte IV Downloads:
Klipsch Forte IV Specification Sheet
Klipsch Forte IV User Manual
