Audio Research D-90
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| Condition | |
| Payment methods |  |
| Ships from | Monona, WI, 53716 |
| Ships to | United States |
| Package dimensions | 16.0" × 16.0" × 8.0" (70.0 lbs.) |
| Shipping carrier | FedEx |
| Shipping cost | Log in to see price |
 Average | Research Pricing |
Audio Research D-90 Tube Amplifier in excellent condition, recently serviced. Amplifier makes faint hum that is normal for this amplifier. It does not pass through as a signal to speakers. Tubes were biased and caps are good, Transformers have been re-covered. Rated and biased as class A amplifier. Tubes will be removed for shipping.
Power output: 80 watts per channel into 16Ω (stereo)
Frequency response: 25Hz to 20kHz
Total harmonic distortion: 0.5%
Damping factor: 25
Input sensitivity: 1.2V
Signal to noise ratio: 90dB
Dimensions: 490 x 180 x 420mm
Weight: 29kg
Year: 1980
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Return Policy
Return Window
Item can be returned within 7 days of receipt.
General Terms
Items must be returned in their original condition, with all included packing materials and no signs of use. Buyer assumes responsibility for all shipping return costs unless the item was not received as described.
Refunds
Buyer will receive a full refund in the original payment method less any shipping charges.
