hifi engine

Manual Library / JVC


Stereo DC Integrated Amplifier (1978-79)

add a review add a review



The JVC JA-S77 is a sophisticated stereo system component.

The units features include:

Power meters to indicate wattage when a pair of speakers having an impedance of 8 ohms is connected.

Bass and Treble controls to boost or decrease tonal response

Balance control to balance the sound between the left and right speakers.

Mode switch to switch between stereo and mono output

Subsonic filter to remove ultra low frequency noise from the signal

Loudness switch to change the tonal characteristics of the sound when played at low levels


Power output: 65 watts per channel into 8Ω (stereo)

Frequency response: 3Hz to 100kHz

Total harmonic distortion: 0.005%

Damping factor: 50

Input sensitivity: 2.5mV (MM), 200mV (line)

Signal to noise ratio: 81dB (MM), 105dB (line)

Output: 200mV (line), 1.5V (Pre out)

Dimensions: 158 x 450 x 338mm

Weight: 11.5kg

Year: 1978


instruction/owners manual   English Deutsch Francais -

service manual   English - Nobbixxx

Related Catalogues

Amplifiers and Tuners

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.


This website is not affiliated with or sponsored by JVC. To purchase JA-S77 spares or accessories, please contact the company via their website or visit an authorised retailer.