Sansui TU-3900 AM/FM Stereo Tuner • Great Working Condition

 • Mid 1970s Vintage Hifi

Fully tested and working great. Made 1976-1977 from Japan. Exterior is fair overall. Top of unit is scuffed and discolored.  Tuning knob is a bit squeaky.  Price is right!

Please review all photos prior to purchase. This will be packaged and shipped with care to insure safe arrival.

Description:

The Sansui TU-3900 tuner matches the Sansui AU-3900 integrated stereo amplifier.

Electric power requirements:

Input voltage: 100 / 120 / 220 / 240 V

Input frequency: 50 / 60 Hz

Specifications:

AC Outlet: unswitched Max. 150 watts

- Semiconductors: 13 Transistors; 1 Zener Diode; 1 FET; 3 ICs; 2 LEDs; 6 Diodes

- Power requirement: 100, 120, 220, 240 V, 50/60 Hz

- Power Consumption Rated: 5 watts

 Dimensions (W x H x D): 400 x 120 x 240 mm

- Weight: 5.0 kg

FM Section:

- Tuning Range: 88 to 108 MHz

- Sensitivity: 2,0 V (IHF); 1,1 V

- Total Harmonic Distortion: less than 0,3% (Mono); 0,4% (Stereo)

- Signal-to-noise Ratio: better than 70 dB

- Selectivity: better than 60 dB

- Capture ratio: less than 2,0 dB

- Image Frequency Rejection: better than 55 dB at 98 MHz

- IF Rejection: better than 80 dB at 98 MHz

- Spurious Response Rejection: better tham 70 dB at 98 MHz

- Spurious Radiation: less than 34 dB

- Stereo Separation: better than 40 dB at 1 kHz

- Frequency Response: 30 to 15,000 Hz

- Antenna Input Impedance: 300 (balanced); 75 (unbalanced)

- FM Antenna Attenuator: -20 dB

AM Section:

- Tuning Range: 535 to 1,605 kHz

- Sensitivity (Bar antenna): 53 dB/m at 1,000 kHz

- Selectivity (±10 kHz): better than 30 dB at 1,000 kHz

- IF Rejection: better than 80 dB/m at 1,000 kHz

Output: 775 mV at FM 100% modulation

- Dolby: 250 mV at FM 100% modulation

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