This sale is for a Laboratory Surplus Lindberg Blue M STF5666C-1 Tube Furnace. This unit has been tested and is guaranteed to be in excellent operational and very good cosmetic condition. Buyer to pay calculated freight from Folsom, CA 95630.
Super Sounds Perfect Prices Item Description Up for auction is a Hickok model TV-7/U vacuum tube tester with serial number 131 that was just freshly calibrated by Dan Nelson on March 19th, 2015. Many of you who are real tube aficionados will instan
Rare Vintage World War 2 era or very shortly after TRIPLETT Model 2413 Tube Tester in terrific used condition as found - tested and working but needs to be cleaned and calibrated This scarce old Triplett Tube Tester was acquired through the estate of a WWII U.S. Army Veteran and mid century radio and television repair man, who became one of the best tube professionals in the area.
Vintage 1960's HICKOK Model 752A TUBE TESTER - Dynamic Mutual Conductance This is a vintage circa 1960's Hickok Dynamic Mutual Conductance Tube Tester model 752A. Serial #29700216. The unit is untested and sold as-is.
Worldwide shipping available Precision Model 10-12 Tube tester needs service. Powers on, line adjust works, but will not test a tube, Perhaps needs calibration, servicing, repair. Sold as-is, in need of restoration, but definately worth it on this machine.
NO OTHER 539B/C MANUAL AVAILABLE ANYWHERE CAN COMPARE WITH THIS ONE Nearly 5,000 Tube Types Represented With Data. INCLUDES all data up through Hickok's last 1974 Roll Chart You Simply WILL NOT FIND A More Complete, TYPESET Tube Data Compilation Reference for the Hickok 539B 539C Tube Testers.....PERIOD.....AND it can start saving YOU Time and Frustration for less than the cost of ONE Good Audio Tube!!!!
0.36 inches of red common anode 4-segment digital tube 4 8550 transistor parallel drive 4-bit drivers current limiting resistor and eight segments driven current li
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