hifi engine

Manual Library / Technics

Technics ST-S4

Quartz Synthesizer AM/FM Stereo Tuner (1981-83)

add a review (1 review)

Technics ST-S4


Type: Mono/Stereo Tuner

Tuning Bands: FM, MW

Tuning Scale: Digital

FM Tuning Range: 87.9 to 107.9 MHz

MW Tuning Range: 522 to 1611 kHz

Sensitivity: 2.0uV (FM), 250uV (MW)

Signal to Noise Ratio: 65dB (FM)

Distortion: 0.1% (FM)

Selectivity: 60dB (FM), 55dB (MW)

Frequency response: 20Hz to 15kHz (FM)

Output: 300mV

Dimensions: 430 x 53 x 300mm

Weight: 3.3kg


Related Catalogues

A Class Of Its Own

Component Line Up


HiFi Components

Power Document


The Science of Sound

If you have any problems opening files please read the download FAQ. All files are provided under strict licence and reproduction without prior permission or for financial gain is strictly prohibited.

If you have additional documentation please consider donating a copy to our free archive.


 Login or register to post reviews

Reviewed Nov 24th, 2019 by

Good sounding tuner. I change just small lamp in quartz lock indication and it still working great .



wumingbai's picture

re: ST-S4

Great! THX a LOT! )))

This website is not affiliated with or sponsored by Technics. To purchase ST-S4/ST-S4T spares or accessories, please contact the company via their website or visit an authorised retailer.