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FM/AM Stereo Tuner ST-S1

FM/AM Stereo Tuner ST-S1; Technics brand (ID = 1722259) Radio FM/AM Stereo Tuner ST-S1; Technics brand (ID = 1722260) Radio
FM/AM Stereo Tuner ST-S1; Technics brand (ID = 1722261) Radio FM/AM Stereo Tuner ST-S1; Technics brand (ID = 1722262) Radio
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FM/AM Stereo Tuner ST-S1; Technics brand (ID = 1722259) Radio
Technics brand: FM/AM Stereo Tuner ST-S1 [Radio] ID = 1722259 933x622
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For model FM/AM Stereo Tuner ST-S1, Technics (brand)
Country:  Japan
Manufacturer / Brand:  Technics (brand)
Year: 1980 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Superheterodyne (common)
Wave bands Broadcast (BC) and FM or UHF.
Details Hi-Fi equipment
Power type and voltage Alternating Current supply (AC) / 110; 120; 220; 240 Volt
Loudspeaker - For headphones or amp.
Power out
from Model: FM/AM Stereo Tuner ST-S1 - Technics brand
Material Metal case
Shape Book-shelf unit.
Dimensions (WHD) 430 x 142 x 251 mm / 16.9 x 5.6 x 9.9 inch

A 2 band FM/AM stereo hi-fi tuner. With 5 LED Signal Strength indicators, 3 LED FM Centre Tuning indicators, Active Servo Lock switch, FM Muting/Mode switch, FM Stereo and Active Servo Lock indicators, RCA line output sockets and connections for AM and FM aerials.

FM Tuner Section

Frequency range 88-108 MHz
S/N 30 dB       1.9µV (300Ω), 1.3 µV (75Ω)
S/N 26 dB       1.7µV (300Ω), 1.2 µV (75Ω)
S/N 20 dB       1.5µV (300Ω), 0.9 µV (75Ω)
Total harmonic distortion
  MONO          0.15%
  STEREO       0.3%
  MONO          69 dB (75 dB, IHF)
  STEREO       65 dB (70 dB, IHF)
Frequency response
                      20Hz-15 kHz, +0.5 dB, —1.5 dB
Stereo separation
  1 kHz           45 dB
 10 kHz          35 dB
Channel balance
  250Hz-6300Hz  ±1.0 dB
Antenna terminals 300Ω (balanced), 75Ω (unbalanced)
AM Tuner Section
Frequency range
  MW            525-1605 kHz
Sensitivity (S/N 20dB)
  MW            30µV, 300µV/m
Selectivity (±9 kHz)
  MW            27 dB
Output voltage  0.3V (0.6V, IHF)
Power consumption 18 W
Power supply 110/120/220/240V AC with voltage selector

Similar to the Technics ST-S1L FM/AM Stereo Tuner which additionally has LW.

Net weight (2.2 lb = 1 kg) 3.814 kg / 8 lb 6.4 oz (8.401 lb)
Price in first year of sale 190.00 $
Mentioned in -- Original prospect or advert (Technics ST-S1/S1L FM/AM Stereo Tuner brochure)

Model page created by Franz Scharner. See "Data change" for further contributors.

All listed radios etc. from Technics (brand)
Here you find 1024 models, 975 with images and 167 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.