You are bidding on a DYNACO PAT-4A stereo preamplifier. All I know is that this unit powers on, that's all i know . It belonged to my late father-in-law, who was a sound engineer. I think the mark on

 

dragonbutx Store 2 vintage NOS NIB Sylvania vt-231 jan-chs-6SN7gt tubes -tested- T plate - 6sn7 pair of new old stock in original boxes Sylvania vt-231 jan-chs-6sn7gt tubesparallel black T plates - di

 

Pair used vintage UTC ER-578 transformers. Mil number TF4SX13YY 15K ohms C.T primary, 600 ohm split secondary. +/- 2db 200-600 CPS (?) catalog may have spec here:http://www.junkbox.com/electronics/utc

 

This Denon DP-45F turntable is in very good condition for its age! The plastic cover has some scratches from being wiped down over the years, but no gouges or anything like that. The turntable body is

 

You are bidding on a matched pair of RCA 12au7 clear top vacuum tubes made in 1962. All tubes are tested for shorts, gas, and leaks. TV-7B/U Minimum value... 56/56TV-7B/U test results... 110/112, 108/

 

barto Store Assurance: When we list an item, we have taken great care in checking it to assure it is in the condition as described in the listing. Photos of item are of actual item unless otherwise st

 

nine28 Store I'm parting out a complete OTARI MX-5050 reel to reel recorder.... Up for auction is the Head Stack Splicer / Cover..It does have some wear, but still in fairly good condition..Includes a

 

Three RCA Radiotron UX226; one RCA Radiotron UX227, one RCA Radiotron 171-A, and one RCA Radiotron UX280. All test GOOD on my classic CONAR 221 tube tester. Two of the tubes' bases are a tiny bit loos

 

You are bidding on a vintage Marantz PMD 430 Portable stereo 3 head cassette recorder. This unit is fully functional the heads have been cleaned and there is no visible wear or scratches on case. Unit

 

One RARE RCA VT-231 6SN7GT Round Plate Oval Mica Black Glass Tube Match TV-7D/U Reading - 72/42; Min - 50/50 Made in USA by RCA You are bidding on One RARE RCA VT-231 6SN7GT Round Plate Oval Mica Blac