Description
Hybrid tube/FET mono power amplifier.
Introduced
1988/1989 ?
Discontinued
?
Revisions
-
Options
Balanced inputs ($200/pair)
MSRP (US new retail)
$9,990/pair
Specifications
| Power output | 140 watts minimum continuous at 8 ohms from 10Hz to 20kHz with less than 0.8% total harmonic distortion (typically below .005% at 1 watt). Approximate actual power available at "clipping": 150 watts (1kHz). |
|---|---|
| Power bandwidth | (-3dB points): 7Hz-100kHz |
| Frequency response | |
| Input sensitivity | .6V RMS for rated output |
| Input impedance | 60K ohms, nominal |
| Output taps | 2, 4, 8 ohms |
| Output regulation | Approximately 0.3dB, 8 ohm load to open circuit |
| Overall negative feedback | 20 dB |
| Damping factor | Approximately 30 |
| Distortion | |
| Slew rate | 25V/µs |
| Rise time | 2 µs |
| Hum & noise | Less than 2mV RMS 90dB below rated output (broad-bandwidth unweighted, inputs shorted) |
| Power supply energy storage | Approximately 350 joules |
| Power requirements | 105-125 VAC 60Hz (210-250 VAC 50Hz) 650 watts at rated output, 440 watts at "idle". 145 watts at "standby" |
| Tube complement | (4 matched pairs) 6550 |
| Other | |
| Dimensions | 19" W by 10.5" H by 16" D |
| Weight |
Reviews
Issue 56 (Special Report)
Vol. 14 No. 11Pictures
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