: Local "yard sales" or "ham radio" listings in local papers can sometimes yield large stashes of vintage tubes at low prices, though these are often untested. Engineer Reacts: Is MATCHING Vacuum Tubes a SCAM?
For a helpful "paper" or guide on buying vacuum tubes, the following resources and key factors will help you navigate both new production and vintage (NOS) markets. Recommended Guides and Resources buy vacuum tubes
: When buying vintage tubes, especially on platforms like Reverb or eBay, look for tubes that have been tested on a tube tester . High scores relative to "new" values indicate more remaining life. : Local "yard sales" or "ham radio" listings
: Local "yard sales" or "ham radio" listings in local papers can sometimes yield large stashes of vintage tubes at low prices, though these are often untested. Engineer Reacts: Is MATCHING Vacuum Tubes a SCAM?
For a helpful "paper" or guide on buying vacuum tubes, the following resources and key factors will help you navigate both new production and vintage (NOS) markets. Recommended Guides and Resources
: When buying vintage tubes, especially on platforms like Reverb or eBay, look for tubes that have been tested on a tube tester . High scores relative to "new" values indicate more remaining life.