I love everything he has been doing recently. He is a master of story telling and goes surprisingly far into solving technology challenges, while keeping it fun and real. What an amazing transformation really

You can check out LabLog app on f-droid.

You save key value pairs, where you define keys yourself. And values can be text or photos.

I made the app, so if you have any questions I will be happy to help.

Just replace the potentiometer, they get rusty. I had the same problem restoring my grandmas old amp.

Does it make crackling noise while turning the volume potentiometer?