One TRIAL P-3A 300V-150V-0-150V-300V @ 300mA / 5V @ 4A Power Transformer PRI : 115VAC SEC : 300V - 150V - 0 - 150V - 300V @ 300mA 5V CT @ 4A Made in USA by TRIAL You are bidding on One Awesome TRIAL P

 

This is a Power Transformer 115V secondary about 840 VCT (no load)and 6.3V at 1.5 A (1-6AG7 1-6L6) as pictured. Tested OK. It is a Heathkit 54-21 from a AT-1 3.75 X 3.25 X 3.5 data: http://www.nostalg

 

Vintage Scott 99C Amplifier Up for your consideration is a working used Vintage Scott 99C Amplifier. This item is in average aesthetic condition for its age and needs an exterior cleaning. The tube co

 

DATAMATH CALCULATOR MUSEUM sells on eBay ELITE model 7001SR Kaufhof Warenmarkt AG, a famous German department store founded already in 1846, sold in the 1970s very interesting electronic calculators u

 

Working TI-83 Plus Graphing Calculator! Works Fine! Comes with slip case. I will split Priority Mail with Delivery Confirmation so you pay only $2.45. US bidders only. Thanks.

 

One Metal Base Sylvania 6SN7 GT Audio Receiver Guitar Vacuum Tube made in the USA in the 40s. This preamp tube has black T plates (3 stitches), copper posts, metal base collar, and a top getter flash.

 

I WILL OFFER THE BEST IN COLLECTING . WATCH EVERY WEEK FOR GREAT FEATURED ITEMS . WHAT YOU ARE BUYING IS AN INCREDIBLE EARLY 1920s MAGNAVOX AMPLIFIED MODEL RADIO HORN SPEAKER . SPEAKERS LIKE THIS VERY

 

I HAVE FOR SALE (1) 5AR4 GE USED TESTED VACUUM TUBE IT HAS GREY PLATES AND A TOP HALO GETTER. IT WAS TESTED ON MY RECENTLY CALIBRATED WESTERN ELECTRIC (HICKOK) KS-15560-L1 TESTER, ON WHICH THE MINIMUM

 

Rare Vintage Spy Size Carnegie Portable Reel to Reel Maybe Worlds Smallest Japan click picture to enlarge click picture to enlarge click picture to enlarge click picture to enlarge Description Seeing

 

You are bidding for the following mil spec items: 4 of 4 pin tube sockets type 122-224-200 and 122-224-210 made by EF Johnson. 122-224 can be used for 300B type tubes. 200 and 210 is the military code