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Sony ST-70 tuner

ST-70
AM/FM Stereo Tuner
A stereo tuner offering many facilities normally found inn more expensive models. It provides for a reasonable price the additional dimension of a stereo radio to your hi-fi system.

An incredibily compact AM/FM stereo tuner offering facilities normally found inn more expensive models. These include MPX decoder for FM stereo, AFC switch, tuning meter, stereo indicator ligt, built-in AM/FM aerials and external antenna terminals for AM/FM.
For clarity, purity , and economy model ST-70.
 Specifications:
FM Tuner Section
Tuning Range :  87,5 - 108 MHz (3,43 - 2,78 m)
Aerial Antenna:  300 Ω balanced
Intermediate Frequency:  10,7 MHz
Sensitivity:  2 µV, (s/n30 dB)
Signal-to-Noise ratio:  65 dB
Capture Ratio:  4 dB (IHF)
Image Rejection:  40 dB (IHF)
IF Rejection:  90 dB
AM Suppression:  45 dB
Frequency Response:  20 -15,000 Hz ±3 dB
Harmonic Distortion : 
Monaural :  0,5% at 400 Hz
Stereo :  1,0 % at 400 Hz
Stereo Separation:  35 dB at 400 Hz
AM Tuner Section
Tuning Range:  530 -1605 kHz (566 - 187 m)
Aerial:  Built-in ferrite bar aerial and external aerial terminal
Intermediate Frequency:  469 kHz
Sensitivity MW:  48 dB/m built-in aerial, 20 µV external aerial
Signal-to-Noise Ratio:  50 dB
Output Level:
High :  2 V
Normal :  750 mV
Circuit System:  FM/AM superheterodyne tuner
Semiconductors:  14 Transistors;  1 FET; 15 Diodes
Power Requirements:  AC 240 V 50 Hz
Power Consumption:  8 watts
Dimensions (W x H x D):  330 x 87 x 245 mm (13" x 3-1/2" x 9-7/10") including projecting parts
Weight:  2,8 kg (6 lb 2 oz)


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