Used tubes, tested and matched in pairs. National branded 6CA7/EL34, made in East Germany by RFT, who also made Siemens tubes. Both pairs are closely matched to each other, and could be considered a m

 

2 Philips ECG 6146B / 8298A Vacuum Tubes 27-Watts Audio or Transmit These used tubes have been tested for mutual conductance. On my Hickok TV-7 tester they read 62 and 63. A reading of 35 would repres

 

this thing has killer tone!! better than a fender champ more like a Princeton.this is a two 6v6 driven amp with 12" alnico speaker. mike input works great for microphone and guitar. like i said this t

 

EICO HF-20 AMPLIFIER AS IS Up for auction is the Eico HF-20 amplifier. It is a mono tube amplifier with both high level and low level inputs. This amp is being sold as is. It will work however the can

 

AM radio station tube! DESCRIPTION: LARGE National Electronics 833C radio vacuum tube for a 1960 Gates AM transmitter! Beautiful, never-used condition! This tube was discovered to be faulty (before us

 

TEKADE was an old tube and radio factory in the NOS = New Old Stock NIB = New In Box Who made : TEKADE Nuernberg Germany When made? 40s maybe earlier TYP : RGN1064 = G1064 CONDITION : new tube origina

 

Sylvania tube caddy with 300+ tubes Some new some used Tubes in box May or may not be what's labeled on box

 

quad GE 6550A tubes ( 2 have International KT88 label) 2 tubes test 80-85%, other 2 test weak

 

Vintage Sony STR-V6 Receiver I picked this up at an estate sale and decided to sell it. Works great and sounds amazing! Some minor surface scuffs on the top, but cosmetically everything else is perfec

 

3 Vintage Rare Raytheon VT-231 6SN7GT Tubes These tubes are tested in my Hickok 123A Cardmatic tube tester! All tests are perfect and include emissions, life, shorts & gas . All 3 of tubes were ma