A local Auctioneer, Sargent Auctions, will be having an online auction of Vintage Vacuum Tubes on December 14th, in the evening. There are 100 auction lots consisting of over 20,000 new and used vintage vacuum tubes. Winning bids can be picked up in Grandbury, TX, shipping is available. A 10% buyers premium will apply to all sales. If you ever wanted to start a side business selling old vacuum tubes, here is your chance to stock up.
Sure wish they had some mecury arc rectifier’s like https://youtu.be/QY6V2syGnZA?t=138
AudioXpress had a tube based audio amp diy build that used mercury tubes in the hv pwr sply.
Pretty blue glow amongst the orange.