![NAD 3020 are these jumpers correct I want to use it as an integrated amp not just a pre amp? : r/vintageaudio NAD 3020 are these jumpers correct I want to use it as an integrated amp not just a pre amp? : r/vintageaudio](https://i.imgur.com/Yg1FXzM.jpg)
NAD 3020 are these jumpers correct I want to use it as an integrated amp not just a pre amp? : r/vintageaudio
![Why are these pre out / main in just connected like this? And also, would you use this to hook up a powered subwoofer? Technics SA-R921 receiver. : r/BudgetAudiophile Why are these pre out / main in just connected like this? And also, would you use this to hook up a powered subwoofer? Technics SA-R921 receiver. : r/BudgetAudiophile](https://preview.redd.it/d66cdilbzae11.png?width=640&crop=smart&auto=webp&s=351c9a60687f70d462dd5882fbe06ea993abd2c7)
Why are these pre out / main in just connected like this? And also, would you use this to hook up a powered subwoofer? Technics SA-R921 receiver. : r/BudgetAudiophile
![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 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](https://preview.redd.it/5u3fw8miby561.jpg?width=1080&crop=smart&auto=webp&s=a295b0a59dac44d76b3119cdd0f5bc14722f3533)