This is a single  STC Brimar  13D4 12AU7 ECC82 Ribbed Long Plate Twin triode tube.. It has the STC Logo on it. . These tube was tested on an AVO 163. The test for a new ECC82  is  10.5/2.2   each

 

Lot of 6 vintage audio vacuum tubes up for auction, GE & Sylvania. Tube number : 12AU7 9-Pin all have grey plates, 2 sets with halo getters, the other has D getters. The Sylvania sets are matched

 

up for auction is a Panasonic RE-710 AM/FM tube radio from the late 50's or early 60's. It shows its age with some wear and tear but otherwise is in fair condition. (see pix) It also sounds half way d

 

Up for auction is the original OEM power cord for your vintage Teac and Sony reel to reel tape recorders. This auction is for 1 (One) 2 prong power cord in either black or gray. The cord is in good us

 

middlemansales33 store 5 12at7/ecc81 RCA FENDER BASSMAN AMPLIFIER TUBES NOS NIB MATCHING CODES On Jul-15-13 at 22:21:51 PDT, seller added the following information: Every buyer gets a MyStoreRewards i

 

Has one or two splices, just short of a full reel of tape. Most of this reel used just once. Stored in plastic bag. Posted with eBay Mobile

 

These items came from a large collection the owner acquired over the years. Sold as is as found with no implied warranty. Shipping: Postage rates are estimates, actual cost invoiced. USPS Priority Mai

 

FM decoder adapter used on Grundig tube receivers. I don't know all of the applications but it has a 9 pin plug to connect to the receiver (see picture). The adapter was working with my Grundig SO 240

 

This logbook is in good shape. No entries were ever made. This would have been from the seventies or eighties. I have several Drake log books that I will be listing separately.

 

2 NOS RCA 6C8G Vacuum Tubes Vintage 1942 Audio Twin Triodes These new-old-stock tubes have been tested for mutual conductance. On my Heathkit TT-1 tester they read 1600/1600 and 1650/1700. A reading o