| Preamplifier |
| IMD | .01% |
| Multiple Bass Adjustments | One per channel, 3 dB/step |
| Multiple Treble Adjustments | One per Channel, 3 dB/step |
| High Filter | 9 kHz or 5 kHz |
| Low Filter | 50 Hz or 100 Hz |
| Gain Control | Yes, -90 dB to 0 db +/ 2 dB tracking |
| Mono | R, L, R+L |
| Channel Reverse | Yes |
| Balance | Yes |
| Hum and Noise | -80 dB, hum > -80 dB |
| Frequency Response | 20 Hz to 20 kHz, +/- 1/2 dB |
| Rated Output Level | 2 v RMS |
| Maxiimum Output Level | 10 v RMS (.1% IM) |
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