Marantz ST-400 AM/FM Stereophonic Tuner

Specifications:
Type: Mono/Stereo Tuner
Tuning Bands: FM, MW
Tuning Scale: Analogue
FM Tuning Range: 87.5 to 108 MHz MW
Tuning Range: 525 to 1630 kHz
Sensitivity: 1.5uV (FM), 25uV (MW)
Signal to Noise Ratio: 63dB (FM), 50dB (MW)
Distortion: 0.2% (FM), 0.55% (MW)
Selectivity: 46dB (MW)
Frequency response: 30Hz to 15kHz (FM), 32Hz to 2.1kHz (MW)
Output: 750mV (FM)
Semiconductors: 2 x IC, 18 x transistors, 18 x diodes, 1 x FET
Dimensions: 416 x 146 x 242mm
Weight: 4.5kg
Serial No. 02A050092
Year 1980-81

 

Description of Works:
Upgraded power supply capacitors
Inspected & re-soldered all solder joints
Checked all adjustments
Supply new 240vac power lead
Supply new FM antenna
Cleaned and detail unit