One (1) RCA special red 5693 tube. Premium grade replacement for the 6SJ7 tube. Used, tested on a B&K 747B with a minimum good of 65 (marginal 55-65). Test Results: 88. Please email with any quest

 

–––– EL84 – Lot of 4 - BRIMAR BVA (NOS) Tubes (VERY RARE!!) –––– in white boxes!, (4x tubes) we will shipping International! thanks and kind regards

 

Rare Technics SH-8066 12-band Stereo Graphic Equalizer w/spectrum analyzer & original auto-calibration microphone (RP-3800E). Microphone uses 1 aa battery. In very good condition, works flawlessly

 

Used Altec 1588B Pre-Amp Tested meets specs Input 15-/250 ohm Output 600 ohm 33.5 db Gain 12-20 Volt DC Ships to USA ONLY

 

This auction is for a EICO Tube Tester 625. It is being sold AS IS! I have no idea if it works or not. Its been sitting in our garage for a long time. It used to belong to my grandfather and I have no

 

ORIGINAL STANTON 681EEE phono cartridge WITH ORIGINAL very rare STANTON EEE II-S stylus in excellent condition.Fully tested and sounds great!

 

CYRUS II 2 TWO INTEGRATED AMPLIFIER - OLDER 120V - FOR PARTS OR REPAIR Included: - Cyrus Two Integrated Amplifier, S/N:204507c, 120 Volt - .pdf copy of owner's manual I bought this amp, along with a P

 

Offered for auction is a sleeve of 3 excellent original 1968 vintage New Old Stock, New In The Box made in the USA, RCA brand 12AX7A / ECC83 tubes, the exact and correct OEM types what were furnished

 

4 GE CANADA BROWN BASE 5881 OO GETTER 6L6 TUBES TEST LIKE NEW! 3 have the same date code of KT/188-5 and the other is JE/188-5 Matched tests at 90, 90, 88, 88 where 68 is the minimum Please be courteo

 

2 Vintage Western Electric VT-25 Tubes Lightly Used, Testing as NOS These tubes were tested in my Military TV-7A/U tube tester and all tests were perfect. Tests include mutual conductance, emissions,