1000A - 9999Z
There are many great four digit tubes such as the 7025, 6550, 5654 and 7868. These tubes tend to be high-end versions of standard tubes or variants of standard tubes though there are plenty that just exist on their own.
Unbeatable prices on thousands of guaranteed and tested vintage NOS hi-fi audio, radio, ham and industrial vacuum tubes for sale in stock and ready to ship. The only NOS valve dealer with a real webstore. We carry everything from NOS RCA 6L6GC black plates to JJ 12AX7s. We carry brands like Western Electric, Mullard, Telefunken, Sovtek, JJ, Electro-Harmonix, Genalex and Tung-Sol.
