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Model 940 Stereo Preamplifier
 | Specifications |
| Line Inputs to Main Outputs | |
| Input Impedance | 20k Ohms (all inputs) |
| Max Input Level | +14dB (4V RMS) |
| Channel Separation | > 100 dB at 1 kHz |
| Voltage Gain | +12 dB |
| Frequency Response | ±0.1dB 5Hz to 100kHz |
| Max Output Level | +26dB (16V RMS) <.01 THD |
| Noise Floor | < -80dB |
| Distortion (THD +N) | < .006%(1kHz+12dB) |
| Signal/Noise Ratio | > 105dB (unweigted) |
| Output Impedance | 300 Ohms (unbalanced) 600 Ohms (balanced) |
| Coupling | DC with 3 Hz Servo Amp |
| Output Drivers | "Class-A" Discrete MOS-FETs |
| Tape Outputs | |
| Voltage Gain | 0dB (Unity) |
| Frequency Response | ±0.1dB DC to 100kHz |
| Max Output Level | +14 dB (4V RMS) |
| Noise Floor | < -86dB |
| Distortion (THD +N) | < .006% (1 kHz +10dB) |
| Signal/Noise Ratio | > 100dB |
| Coupling | DC |
| Output Drivers | "Class-A" Op-Amps |
| Power Requirements | +35VDC and -35VDC at 0.35 Amps from Model 335 Power Supply |
| Battery | 3.2 Volt Lithium "coincell" Panasonic BR2325 or equivalent (memory backup) |
| Physical | |
| Dimensions | 2 3/4 x 13 x 19 inches (overall) |
| Weight | 7 pounds 6 ounces (net) |
| Finish | Anodized Aluminum |
| Panel | Choice of Gold, Silver, or Black |
| Warranty | Limited 3 Years on Parts and Labor |
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