| Signal Path | Analog Hardware |
| Dimensions | 33 × 10.8 × 20.3 cm (W × H × D) |
| Weight | 13lbs |
| Power | 55W |
| Frequency Response | 10Hz-15kHz ±0.5dB |
| Sensitivity (Mono, IHFM Standard T-100, 30dB Quieting) | 4µV |
| SNR | 70dB |
| THD | 0.25% |
| IMD | 0.5% |
| Drift | 0.03% |
| Capture Ratio | 5dB |
| Selectivity | 54dB |
| Audio Hum | -73dB |
| AM Suppression | 63dB |
| Output Voltage | 2V |
| Output Impedance | 5kΩ |
| Discriminator Peak-to-Peak Separation | 900kHz |
| Dial Calibration Accuracy | 0.2% |
| Channel Separation | 30dB |
| IMD (Stereo) | 1% |
| Tube Complement | 6AQ8, 6AT8A, 6BA6 (x2), 6AU6 (x2), 12AX7 (x2), 6BL8, EMM801, 6V4 |
| MSRP (1963) | $169.95 |
| Channels | 2 Channel |
| Notes | Factory assembled variant of the FM-3 |
