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| General | | Rarity | Scarce | | Retail Price | 670 | | Ebay Low-bid | $150.00 | | Designed in | USA | | Manufactured In | Japan | | First Year | 1977 | | Last Year | 1980 | | Wood Case | WC-122 | | Silver Face | Yes | | Channels | Two | | Speaker Connections | Main, Remote | | Chassis Ground | Knurled screw | | AC Switch | Yes | | Fusing | Rear deck, buss, 5 ampere | | Switched AC Outlets | One @ 100 watts | | Unswitched AC Outlets | One @ 200 watts | | Power Source Details | Dual Secondary power supply | | Power Consumption | 340 watts, 50 watts @ idle | | Independent Power Supplies | Dual Secondary only | | Special Option 1 | DLB1 Dolby FM Decoder (US Models only) |
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| Physical | | Panel Width | 5 3/8 | | Panel Height | 17 5/16 | | Width | 17 1/4 | | Height | 5 1/2 | | Depth | 14 1/4 | | Weight | 37.4 lbs, 42.9 packed for shipment |
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| Amplifier | | RMS Power Per Channel | 85x2 | | Damping Factor @ Load Impedance | 60 (at 20 Hz) | | Total Harmonic Distortion (THD) | 0.05% | | Power Bandwidth | 20 hz to 20 khz | | Frequency Response | +/- 0.2 dB 20 Hz to 20 KHz @ 1 watt | | Intermodulation Distortion (IM) | 0.05% @ 8 ohms, 0.10% @ 4 ohms | | Input Impedance | 33 Kohm | | Input Sensitivity for Full Output | 1.5 Volts | | Output Impedance(s) | 8 ohms to 4 ohms |
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| FM Tuner | | Gyro Tuning | Yes | | RF Sensitivity | 1.8 uV | | 300 Ohm Binding Posts | Yes | | 75 Ohm Binding Posts | Yes | | 75 Ohm F Connector | Yes | | 50 dB quieting sensitivity, Stereo | 35 uV | | 50 dB quieting sensitivity, Mono | 3.0 uV | | Ultimate Quieting | 78 dB @ 1000 uV | | THD, Mono | 0.30% | | THD, Stereo | 0.50% | | Frequency Response | 30 Hz to 15 KHz +/- 1.5 dB in Stereo | | Hum and Noise | 75 dB | | Capture Ratio | 1.0 dB at 65 dBf | | IF Image Rejection | 90 dB | | IF Rejection | 100 dB | | Stereo Subcarrier Rejection | 70 dB | | Alternate Channel Selectivity (wide or normal) | 080 dB | | Spurious Rejection | 100 dB | | AM Carrier Rejection | 55 dB | | Stereo Separation at 1 kHz | 50 dB | | Mono Switch | Yes | | Signal Strength Meter | Yes | | Center Tuning Meter | Yes | | Multiplex Filter (Hi-Blend) | Yes | | Stereo Lamp | Yes | | FM Mode Lamp | Yes | | Multipath Listen | Yes | | Muting Switch | Yes | | Muting Adjustment | Rear Deck | | 25 uS Deemphasis Switch (Dolby Associated) | Yes | | Dolby Fm Decoding Option | Yes | | Illuminated Dial Pointer | Yes |
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| AM Tuner | | Alternate Channel Selectivity | 46 dB | | IF Rejection | 75 dB | | Image Rejection | 75 dB | | THD | 0.4% | | Signal to Noise Ratio | 54 dB | | Spurious Response Rejection | 85 dB | | Signal Strength Metering | Yes |
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| Preamplifier | | Multiple Bass Adjustments | Yes | | Multiple Midrange Adjustments | Yes | | Multiple Treble Adjustments | Yes | | Tone Control Defeat | Yes | | Bass Turnover Options | Yes | | Treble Turnover Options | Yes | | High Filter | Yes | | Low Filter | Yes | | Gain Control | Yes | | Loudness Contour | Yes | | Mono | L, R, L+R (discrete buttons) | | Balance | Knob | | Number of Tape Monitors | Two | | Tape to Tape Dubbing | Via front panel or rear, 1 to 2 or 2 to 1 | | Auxillary Input Source | Yes | | Phono Input Source | Yes | | 2nd Phono Input Source | Yes | | Illuminated Source Indicators | Yes | | Tuner Source Input | Am/FM | | Tape Monitor | Yes | | 2nd Tape monitor | Yes | | Preamp to Amplifier Jumper(s) | Yes | | Headphone Jack(s) | Yes | | Speaker Selection Nomenclature | 1, 2 |
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