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NAD 3140

Stereo Integrated Amplifier

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NAD 3140


Power output: 40 watts per channel into 8Ω (stereo)

Frequency response: 15Hz to 35kHz

Total harmonic distortion: 0.03%

Damping factor: 100

Input sensitivity: 2.8mV (MM), 160mV (line)

Signal to noise ratio: 76dB (MM), 95dB (line)



re: 3140

thank you so much.

re: 3140

You guys are the best! This service manual is probably the best quality that exists on the internet.

re: 3140

Thanks for these manuals!

NAD3140 manual


Thanks for the manual. High quality PDF and easy registering and downloading.


Excellent site.. thankyou!

NAD 3140

It is very grateful!


Your service is absolutely brilliant! I spent hours trying to find this manual on other sites with no success. I got the manual from you within ten minutes, (including registering). Thank you very much!

I can not seem to find the users manual.

I can not seem to find the users manual. I have downloaded the service manual , which, I must say is very good.

This website is not affiliated with or sponsored by NAD. To purchase 3140 spares or accessories, please contact the company via their website or visit an authorised retailer.