Sony - S770ES Flagship Quartz Lock Synthesizer Tuner

General

Manufacturer: Sony
Model: ST-S 770 ES
Year of manufacture: 1991
Made in: Japan
Color: Black and champagne
Remote control: no
Power consumption: 20 W
Dimensions: 470 x 96 x 372 mm (W x H x D)
Weight: 6.4 kg
Original price approx :
Sony ST-S 770 ES/B: 800.- DM (RRP black)
Sony ST-S 770 ES/D: 900.- DM (RRP champagne)


Connections

Number of outputs:
Output level: 400 mV
Number of inputs:
2x 75 Ohm coaxial antenna input.
1x loop antenna input for MW/LW


Technical Data

Reception: FM, MW, LW,
Frequencies:
VHF: 87.5 - 108 MHz
MW: 531 - 1,602 kHz (9 kHz grid)

LW: 153 - 297 (1-kHz grid)
Frequency response:
Input sensitivity:
Mono at 26 dB signal-to-noise ratio: 10.3 dBf, 0.9 μV.
Stereo at 46 dB signal-to-noise ratio: 38.5 dBf, 23 μV

Usable sensitivity (IHF): 10.3 dBf, 0.9 μV
Distortion factor:
Stereo: Wide 0.02%, Narrow 0.08%.
Mono: Wide 0.008%, Narrow 0.04%
Signal-to-noise ratio:
Mono: 95 dB
Stereo: 86 dB

Channel separation: at 1kHz 65 dB
Selectivity:
at 400kHz: Wide 80 dB, Narrow 90 dB
at 300kHz: Wide 45 dB, Narrow 70 dB
Co-wave selection:
Spurious wave selection:
IF attenuation:
IF Attenuation: Yes (Narrow/Wide)
AM Suppression:

Station memory: 30 (of which 20 with station names)

Special Features

2 antenna inputs
High-blend circuit
Field strength display with 1 x 20 segments
Display can be switched off
Remote control via "Control S" connector
Wooden side panels