Electro Harmonix 6550 EH tests strong tube
$32.00
All items
Electro Harmonix 6550 EH tests strong tube
$24.00
RCA GE 6U8A 6678 triode pentode strong well matched, one NIB, tested quad tubes
$12.00
CBS Hytron JHY 6AK5 5654 403B 5591 strong 1953 three NIB NOS tubes
$30.00
NEC Japan very rare 6SN7GT 1960's welded plate tubes strong matched pair one NIB
$399.00
KEN RAD USA 6SC7 VT 105 audio frequency double triode 3 strong 1 NIB metal tubes
$42.00
RCA 6U8A 6678 6KD8 triode pentode strong well matched NIB NOS pair tubes
$24.00
GE USA 6135 premium 6C4 1954 black plate strong matched quad tubes same batch
$100.00
GE USA GL 6135 premium Five Star triode 2 mica and 3 mica NIB NOS pair tubes
$20.00
Raytheon JRP 6AK5 5654 403B 5591 strong 1945 1955 three NIB NOS tubes
$26.00
Amperex Holland 1961 PQ E80F 6084 strong matched pair gold pin pentode tubes
$56.00
GE 6267 EF86 audio frequency pentodes strong matched pair NIB tubes plus 1 tube
$120.00
Silvertone USA 230 30 CX330 output triode strong NOS tube engraved base
$16.00
Mullard E80F 6084 CV2729 matched strong pair NIB NOS gold pin pentode 13J tubes
$56.00
GE USA GL 6135 premium Five Star triple mica triode three NIB NOS tubes
$32.00
Telefunken Germany PL83 15A6 output pentode strong single boxed tube
$8.00
Western Electric JW 5755 420A balanced matched triodes strong NOS testing tube
$82.00
Amperex Orange Globe West Germany 6AK5 EF95 5654 403B 5591 strong NIB tube
$12.00
Amperex Holland 6BL8 ECF80 triode pentode frequency converter four strong tubes
$24.00
GE USA 12BH7A wide grey plate halo getter strong matched pair tubes
$56.00
GE 6096 5654 E95F 6AK5W 403B 5591 three strong closely matched NIB tubes
$24.00
Sylvania USA NIB NOS 19 19E PH19 twin triode output tubes strong matched pair
$28.00
Telefunken EF802 pentode Siemens AEG Neumann microphone tested NOS 1961 tube
$200.00
GE USA 6135 CV4022 1954 NIB black plate strong two matched tubes same batch
$48.00
RCA USA JAN CRC 874 38274 navy voltage regulator pair H2E code NIB NOS tubes
$24.00
Sylvania USA 12BH7A ridged grey plate halo getter strong match pair tubes
$56.00
GE Black Plate 12BY7A 12DQ7 12BV7 three strong NOS beam power tubes
$36.00
RCA 6AZ8 triode semi-remote cut-off pentode three strong NIB NOS tubes
$24.00
Sylvania USA NIB NOS 6BL7GT twin triode output tube strong matched NIB NOS pair
$76.00
RCA 6L7G CV 1950 VT 87A Heptode universal controlling mu tube new NIB
$18.00
Sylvania USA 20EZ7 double triode strong NIB NOS pair tubes
$18.00
RCA USA 6BL7GT twin triode output tube strong matched black plate NOS pair
$66.00
NU National Union USA 2B6 multi-system internal coupling output tube NIB NOS
$14.00
RCA JAN CRC 837 VT 101 transmitting pentode strong NIB tube
$12.00
RCA Concert Master USA 1930's 6A4 6A4LA pentode pristine NIB NOS tube
$12.00
Sylvania GE Westinghouse Raytheon 12BH7A 12BH7 strong 4 black/grey plate tubes
$72.00
Western Electric 408A 6028 Little Dot strong identical match three NIB NOS tubes
$36.00
Amperex UK Bugle Boy EAT42 6CT7 strong NOS NIB tube
$30.00
Mullard Holland E83F 6689 gold pin vacuum pentode VE3 delta 4I1 NOS tube
$8.00
Thermosen USA temperature limited voltage stabilisation diode NIB NOS pair tubes
$36.00
RCA Sylvania Black Plate 12BY7A 12DQ7 12BV7 five strong NIB beam power tube
$56.00
RCA Premier branded 2B7 vacuum double diode pentode NOS beautiful strong tube
$24.00
Thomson France FSE 6J4S 8412 6J4 triode NIB NOS premium military tube pair
$14.00
RCA 14GT8 double diode triode strong NOS NIB tube
$8.00
GE 5654W 6096 5654 E95F 6AK5W 5591 five strong NIB tubes
$48.00
Rogers Canada 5Y4GT 5Y4 full wave rectifier strong closely matched NIB tube
$12.00
Silvertone USA 33 1930 engraved output pentode strong NIB nickel plate tube
$18.00
KEN RAD RCA USA 1619 VT164 matched strong pair NIB NOS power beam tetrode tubes
$36.00