On Sale At howtoelementaryos.org!

Gu50


LOT of 4 GU-50 LS-50 POWER PENTODE NOS Tubes

$12.91


LOT of 2 GU-50 LS-50 POWER PENTODE NOS Tubes

$6.84


4 x GU-50 / GU50 / LS-50 POWER PENTODE TUBES NOS

$14.95


GU50 / G4150 / AU6 HIGH VOLTAGE HALF WAVE RECTIFIER NOS.

$35.00


10x GU-50 / LS50 Soviet Pentode Tubes Lot of 10 Tube NOS

$38.00


2x GU-50 ГУ-50 ULYANOV 70's MATCHED LS50 Audiophile Tube PAIR + SOCKETS

$25.87


GU-50 Lot of 4Pcs Russian Military Power pentode tube same year NEW Boxed

$25.00


2 X Russian GU-50 / LS50 generating pentode LOT OF 2. NEW. TESTED.

$7.00


Vintage 5931 / GB 593 Sylvania Gold Brand Dual Rectifier Premium Power Tube

$93.75


GU-50 Lot of 2Pcs Russian Military Power pentode tube same year NEW Boxed

$15.00


10x 8-pin Sockets GU-50 / LS50 / 5C9S Ceramic Panel Soviet USSR Lot 10pcs NEW

$39.00


10pcs GU50 GU-50 LS50 (ГУ-50) Audiophile Soviet Pentode Tube NOS NEW

$45.00


4x GU-50 NOS TUBES Tested valves Röhre

$16.00


GU50 ГУ50 LS50 SOCKET METAL BODY (aluminium) + CERAMIC

$8.40


GU-50 / GU50 / LS50 generating pentode TUBES USSR NIB one party Ulyanovsk 25pcs

$110.00


4Pcs GU50 GU-50 LS50 Soviet Pentode Audiophile Tubes Same Date NOS NEW Rare USSR

$16.00


GU50 / GU-50 / LS50 Audiophile Tubes NOS/NIB Same Codes 1980-1984!!! Lot of 2

$9.99


GU-50 ГУ-50 80's LS50 Audiophile MATCHED PAIR Tubes + suitable SOCKETS

$38.24


12 x Metal (aluminum) Ceramic 8-pin Original Sockets for GU-50 LS50 NOS

$89.00


4x 8-pin Sockets GU-50 / LS50 / 5C9S Ceramic Panel Soviet USSR Lot 4pcs NEW

$18.75


GU50 / GU-50 / LS50 Audiophile Tubes NOS/NIB Same Date Codes 1970s!!! Lot of 6

$29.95


GU50 ГУ50 LS50 RUSSIAN TUBE AUDIOPHILE PENTODE NOS

$9.00


2 x VINTAGE SOVIET METAL CERAMIC TUBE SOCKETS PLK8-1 FOR GU-50 GU-15 5C9S NOS

$15.00


GU50, GU-50, LS50, LS-50 Generating pentode, USSR, OTK , 1986, 1LOT - 6 PCS!

$34.00


GU50 ГУ50 LS50 RUSSIAN STRONG MATCHED PAIR (difference=0%) TUBES

$22.00


8 pin metal-ceramic socket for GU50 / GU-50 / LS-50 tube. Lot of 2 pc. NEW, NOS!

$15.99


Pair METAL-CERAMIC SOCKETS for Tubes GU50, 5C9S, NOS

$34.00


4pcs GU-50 / GU50 / LS-50 New Pentode vacuum tubes 1975's NOS USSR

$16.00


2x GU-50 Audiophile Pentode Tube ГУ-50 / LS50 USSR

$16.90


RARE GU50 / GU-50 / LS50 Audiophile Tubes NOS Ulyanovsk 1960's!!! Lot of 2pcs

$14.50


GU50 / GU-50 / LS50 Audiophile Tubes NOS/NIB Ulyanovsk SAME 1970!!! Lot of 2pcs

$12.50


6 Pcs GU50 GU-50 LS50 Soviet Pentode Boxed Tubes Same Date NOS NEW Rare USSR

$30.00


QUAD GU50/LS50 NOS WITH 4 USED CERAMIC AND ALUMINIUM SOCKETS

$39.99


GU50 / GU-50 / LS50 Audiophile Tubes NOS/NIB Same Codes 1973-1979!!! Lot of 2

$11.99


GU-50 / GU50 / LS50 generating pentode TUBES USSR NEW Lot 2 pcs

$12.00


4x GU-50/LS-50/ One date. 01.86 USSR . Military.1lot-4pcs

$23.00


TESTED. 2 X Russian GU-50 / LS50 generating pentode 1967and 73! PCS 2.

$8.00


1pc GU-50 LS50 FU50 TO KT88 tube converter adapter

$13.11


GU50 ГУ50 LS50 LOT OF 2 RUSSIAN TUBE AUDIOPHILE PENTODE NOS

$18.00


4 x GU-50 ( GU50 / LS-50 ) RUSSIAN TUBES POWER PENTODE .NOS . Lot of 4.

$24.00


GU-50 Lot of 12Pcs Russian Military Power pentode tube same year NEW Boxed

$75.00


2x MATCHED GU-50 / ГУ-50 80's Audiophile Power Output Pentode PAIR Tubes LS50

$17.80


GU-50 / GU50 / LS50 generating pentode TUBES USSR NIB one party! Ulyanovsk 4pcs

$19.99