Does Pentalabs have vacuum tubes for sale near me? As leadingvacuum tube manufacturers USAand worldwide, we operate state-of-the-art manufacturing facilities in Newbury Park, California, with additional production capabilities in Nanjing, China. Our global manufacturing and distribution network ensures...
Those tubes had actually been developed for civil commercial broadcast radios and stationary telecommunication equipment of German government agencies and authorities ("Behörden"). E.g., the national postal system (who had the monopoly in all matters of telephone, telegraphy, radio), police, and...
I have some vintage vacuum tube testers for sale, and are listed here on this page. Anyone who has a sizeable investment in vacuum tubes or vacuum tube hi-fi equipment owes it to themselves to have a good tube tester on hand to periodically check the tubes they are using. You can take...