Set of four NOS Ei 12AX7 ECC83 tubes. NOTE these tubes are from the original Ei plant which was destroyed during the war. These original tubes with smooth plates and pinched bases are VERY rare and ha

 

We are offering these RCA 6L6GC VACUUM TUBES (2) - BLACK PLATES at auction. The tubes tested great on a Hickok 799 tube tester and are fully guaranteed. All images shown are of the actual items. Payme

 

You are bidding on a pair of Genuine Fisher 3-Way Audio Floor Speakerswith Wood Finish (Model #STV-759) To accompany them, you will receive a Genuine Fisher Stereo Cabinet All three pieces are used, b

 

Hello all you audio head ebayers out there… Today we have up for bid a lot of 69 electron tubes from all different makers… A few of them have there original boxes… A lot of them are just single

 

4 RCA Long Black Plate 12AX7 Tubes TV-7 Test Good. All tubes test good on the tv-7 with readings of 43/47, 48/51, 48/50 and 50/51 with 32 as the low limit. Light marking loss. Date codes:57-26, 8-26,

 

You are bidding for a QUARTET of: PHILIPS Miniwatt 12AX7 ECC83, Ring "o" getter, made in Holland Heerlen plant, 1960´s production. Great tube sound, recommended for critical audio applications. Were

 

For sale, this time is ONE VERY RARE, INTERESTING and VERY FINE AUDIO OUTPUT TRIODE to direct heating PX4 version from TUNGSRAM P15/250 MONO BLACK PLATE with FOUR V-heaters spring suspended! The P15/2

 

Heathkit Audio Generator model 1G-72. Multiplier clean 14 day return policy. Also check out my other ham items which include: Drake c2 receiver, Heathkit Multiplier audio Generator model 1G-72, Drake

 

6SL7GT pair Sylvanis tall chrome dome's Tested. No reserve

 

2 USED RCA 6SL7W GT TUBES THE MINIMUM ACCEPTABLE STANDARD FOR THESE TUBES ON SEPERATE TESTS PER DATA SHEET FOR MY TV-7AU TESTER IS 32. 1ST TUBE TESTS AT 80 OVER 32, AND 80 OVER 32. ENVELOPE IS TIGHT,