Hewlett-Packard 82087A AC Power Adapter Hewlett-Packard 82087A AC Power Adapter for HP 31C, HP 33C, and HP 34C. 90-120V, 50-60Hz, 1.8 VA Max, 10V AC Condition: Very good used condition. Because my ite

 

These are a very nice pair of AR4x bookshelf speakers. Cabinets, Drivers and Grills are all in excellent cosmetic shape, except for one pea size hole in one grill as pictured. Drivers are all original

 

6S45P-E / WE437 Hi-End Triode Tubes 2 pcs Product Description High-quality Soviet Hi-End Triode Tubes 6S45P-E. Made in USSR. "OTK" marking. The 6S45P-E is a high-durable, long-life triode tube used as

 

SCIENCE LAB EQUIPMENT MASS OF ELECTRON APPARATUS . from school auction. very nice. has a National 2BP1 CRT Tube. made in china. everything was pulled from working classrooms. however, I did not test t

 

Pair vintage 24V DC power supply Telefunken N24a Broadcast gear This is professional vintage West German broadcast gear. They have 24V DC with 85W. The modules are untested. I sell them as they are. T

 

A rare find in a Vintage 1950's/60's Knight-Kit Wireless Broadcaster - Amplifier. This kit appeared in the Allied Radio Catalog and was a simple, low-cost, low-power AM radio transmitter. Thousands bu

 

Equal performance to transformers costing many times more; see our reviews below. Two types listed: mounted on circuit card, or screw mounted with wires...we regret that ebay's rule change has forced

 

terminal have been soldered but tests fine

 

Vintage AIWA Cassette Tape Recorder Model TP-12 with carrying case that it was stored in for protection. Efficient design for 12 hours continuous recording on batteries. Speed control for adjusting pl

 

i only ship to addresses in the usa sorry ,here we have a nos rca vacuum tube 6eg magic eye , i have no way of testing it, it looks great in original cardboard sleeve not original box,there is some ox