Vintage 1970's NATIONAL SEMICONDUCTOR SCIENTIFIC CALCULATOR Includes the brown, leather-like case and the Instruction pamphlet. It takes 3 AAA batteries and it works well when they are inserted. There

 

Thanks for looking. These tubes where pulled from a MC275 and I had an extra pair. These tubes are used, they should be tested before installing them in your amp. Since I don't have a tube tester so I

 

YOU ARE BIDDING ON ALL 9 TUBES FOR 1 PRICE 6SJ6A 6SJ6B 6SJ6C SOLD AS-IS SHOWN THANK YOU FOR LOOKING

 

Up for auction are78 test cards for the hickok cardmatic tube testers Models 123 118 and L1 and L2These cards can not be used in the 121 model Cards are light plastic andin very good condition

 

As pictured, unused brand new in the box. Please check my other auctions as I will be listing more vintage NOS components over the next few days.

 

Up For Bids Is A Vary Nice And Heavy (Wilcox-Gay Recordio Controlled Reluctance Microphone Model CR80G ... It Has Been Tested And Works Vary Great And Vary Strong Pickup ... Don't Have Original Cloth-

 

magnamonster store vintage ortofon digitrac 280 e cartridge and stylus , headshell is from a vintage jvc turntable. tested and sounds nice. little playtime , stylus is sharp, shipping is 4.00

 

Vintage Westinghouse Solid State Alarm Clock Radio Up for your consideration is this Vintage Westinghouse Solid State Alarm Clock Radio. Both the radio, sound, knob and clock work great, but I do not

 

These are 2 vintage tall grey plate 7025 / 12AX7 dual triode audio tubes with top halo getter. one has red print with 7025 also on envelope, the other tube has yellow print but all is rubbed off excep

 

This auction is for two nice pairs of 1960s and 1970s 12AU7 military vacuum tubes made by GE and Sylvania. The first is a pair of 6189 military type 12AU7WA made by GE with 1964 date codes. One has th