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Using NAD 3020 as a preamp/power amp | Audiokarma Home Audio Stereo Discussion Forums
where can I get new metal jumpers from amp to pre-amp? — Polk Audio Forum
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NAD C 326BEE Tweaks: Preamp Jumpers with Jena Labs - The Sound Apprentice
Another subwoofer connection question | Audioholics Home Theater Forums
NAD 3020i Amplifier switches on fine, but no audio comes out. Any advice on where to look for potential issues? The power supply and amplifier transistors appear to be working fine. : r/diyaudio