Infinity Qb Vintage 3-Way Loudspeaker Floorstanding Speaker Pair (1977) AS-IS
Experience the classic Infinity Qb sound with this pair of 3-way floor speakers, featuring a 10-inch woofer, dome midrange, and Infinity’s EMIT-style planar tweeter. These speakers deliver warm bass, detailed mids, and airy highs, with the open and spacious presentation Infinity is known for. Please note that one midrange driver produces no sound and is being sold as-is.
CONDITION
SPENCERTIFIED- Fully certified by Spencer
Refurbished and SPENCERTIFIED
Cleaned inside and out; worn parts replaced as needed. One midrange driver has no output during testing. All other drivers are operational, including both EMIT-style tweeters and both woofers. Terminals and internal contacts cleaned with WD-40 Specialist Electrical Contact Cleaner. Cabinets cleaned and conditioned; grills intact and aligned.
Cosmetic Condition: 8/10
Functional Condition: 7/10 (no sound from one mid-range driver/as-is)
What’s in The Box?
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Infinity Qb Vintage 3-Way Loudspeaker Floorstanding Speaker Pair (1977) AS-IS
- Removable Cloth Grilles
Specifications
- Type: 3-way, 3-driver loudspeaker system
- Frequency Response: 42Hz to 32kHz
- Recommended Amplifier: 15 to 150W
- Crossover Frequency: 600, 4000Hz
- Bass: 1 x 250mm
- Midrange: 1 x 100mm (one midrange not working)
- Tweeter: 1 x liquid-cooled EMIT
- Grille: light fabric, removable
- Finish: birch wood vinyl veneer
- Inputs: Spring-clip speaker terminals
- 10-inch woofer for warm, impactful bass
- Dome midrange driver for clear vocals
- EMIT-style planar tweeter for crisp highs
Dimension
- Size: 24.8" x 14.5" x 11.8" (630 x 370 x 300mm)
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Weight: 43 lbs
Manufacturer
- Made in the U.S
- MFD. 1977
