You are looking at an excellent matched NIB quad of GE USA tall black base 6SN7GTB twin triode tubes from batches 64-30, 63-09, 63-09 and 63-52. These are identical GE USA manufactured cross-branded t

 

1 vintage double rectifier tube GZ34, labeled Valvo, made from Mullard / Blackburn, Great Britain Acid code in glass: f32 / B8D1 Test on German tube tester Funke W19 with strong results: 110 / 110 mA

 

BRAND NEW BASF BY EMTEC SM 468 1/4" 10.5" 2500FT TAPE PANCAKE IN MINT RMGI LPR 35 METAL REEL TO REEL IN BASF BOX L@@K! You are bidding on a brand new BASF by EMTEC SM468 1/4" 10.5" 2500ft tape in the

 

The QV05-25 from Mullard is another example of the design known as the 807.A strong pair of 807 beam power tubes with brown base, made in England at Mullard's Blackburn plant. Can be used as an RF amp

 

OCCASION: ONLY $1 STARTING PRICE!...For your pleasure, enjoy with!! This is ONE VERY FINE QUAD of OLD & PROFESSIONAL double triode 5814A = 12AU7A = E82CC ( ECC82 ) SYLVANIA, original made in USA w

 

3 lot Sylvania 6L6G radio TV amp vacuum tubes, used, tested All three Hickok 532 tested, I picked 3 with close microMHOs of 5000 Sold AS-IS

 

5 DAY LISTING I have for sale a 4 x Miniwatt Australia 6GW8 tubes. All are similar good testing tubes UNLESS STATED "NEW OLD STOCK" ALL TUBES ARE USED. I TEST ALL TUBES FOR FILAMENT, SHORTS AND EMISSI

 

Vintage Old Akai M8 M-8 M 8 Reel-to-Reel Tape Recorder

 

Two Telefunken ECC83/12AX7 Smooth Plates Each of these Smooth Plate vacuum tubes with have top "O" getter Both of these tubes were tested on a Hickok 539C mutual conductance tube tester for shorts, ga

 

2 Vintage Sony F-87 Cardioid Microphones w/Original box Excellent ConditionLow impedance stamped on backMicrophones have original cords and plugs (see pictures)Pictures are of actual itemThey appear t