This is a VINTAGE RCA ENGRAVED BASE UY227 NOS/NIB VACUUM TUBE. This tube has a Mesh Plate with a Side Getter. Made in the USA! This tube was tested on a Jackson tester, the meter goes from 0 to 50 and

 

2 Tubes Telefunken EL 84 Tube tested 1 Pentode no <> Mark between Pins _________________________________________________________ All this Tubes are slightly used with Siemens Trademark and teste

 

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

 

Hello! We are bidding for NOS MATCHED PAIR ECC82 SIEMENS TUBES WITH ORIGINAL BOXES!!! VERY RARE AND HARD TO FIND IN NOS CONDITION !!! LONG SMOOTH PLATES!!! O GETTER!!!! ONLY ONE OCCASION TO BUY!!! TUB

 

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

 

This auction is for 6 pcs. of RCA 5R4G full wave rectifier tube- all test excellent on Hickok type 532 tester. No boxes so assume used. Good appearance and good keyways. Great tubes for vintage audio

 

#173 PAIR OF NOS NIB RCA 5691 RED BASE TUBE TESTING AT 114/117&110/124% Free shipping worldwide and they come with a 14 day guarantee. They test at 114/117&110/124% with no shorts, no grid lea

 

UP FOR BIDS 2 GE BLACK PLATE 6L6 TUBES TESTED GOOD WE SHIP BY USPS PRIORITY SHIPPING ONLY ANY QUESTIONS PLEASE ASK

 

This is a pretty rare 8 track player! And in great shape the lady that gave it to me said it worked the last time she tried it! So buy with that in mind, I have no way to personally test it myself! Ju

 

1 pair of Jabo KH-55 Laboratory series horns. The horns are a further development of the famous Jabo 50. After more than a year of improvement the company Jabo had the success of constructing the horn