Heathkit VFO VF-1 Variable Frequency Oscillator Yes, today we have here the last of a large estate sale lot I purchased in the spring. This 50's Heathkit VFO is in good physical condition, it comes as

 

THIS IS A LOT OF (4) RCA 7591A Power Output Audio Tubes! Great vintage product! IN ORIGINAL BOXES! YOU GET EXCTLY WHAT YOU SEE IN THE PHOTOS. We have 1,000's of Tubes we are preparing to sell! All tub

 

　 this free shipping item This is ONE New 9pin Tube Experiment Boards For 12AX7 6DJ8 .... all B9A base tube use boards size 54x54mm it is bottom fixing mount These are brand never used before This i

 

Here is a very nice HEATHKIT IT4 SIGNAL TRACER AND OSCILLATOR UNIT both are in working condition the switches need cleanin though a little scratchy, the tuning eye is bright and the test oscillator ha

 

Adcom GFA 555 power amp plus GFP 565 Preamp. Ran the amp and preamp hard for the last week. I did not test the GFS-6 speaker switch. Used my Lab 400 direct drive to test phono input and played all 4 s

 

Welcome to The Technology Surplus Depot Vintage Pioneer SX-3700 AM FM Stereo Radio This receiver was powered on and tested to output AM FM radio. The output seemed slightly inconsistent, volume-wise,

 

 

This is for a lot of old picture and radio electron tubes. RCA westinghouse GE realistic sylvania. all have numbers on their boxes except sylvania which is # 5Y3 CT. Shipping is $8.00. outside of USA

 

Nakamichi BX-300 Stereo Cassette Deck As-Is For Parts Or Repair This auction is for a Nakamichi BX-300 stereo cassette deck This high quality deck is loaded with features including a discrete 3 head d

 

This is a radio made from a kit from the 1940's according to the man that I got it from. It has been sitting in an old chicken house for several decades. I plugged it in, it lights up but does not pla