Matched Pair Matsushita EL34/6CA7 Tubes Labeled Amperex & Telefunken Test EX!!
These were tested on a B&K 707 Mutual Conductance tube tester @ 98, 98 GM and on a B&K Dyna Jet 606 for emissions @ 97, 97.
Matched Pair 1960s Mullard xf2 OO Getter EL34 Tubes Test NOS TV7=51/51 @ 36/37ma
Near perfect match. Tested for Gm on TV7-D/U . Tested for Emissions on B&K Dyna Jet 606. TV7 Results = 51 & 52 where minimum/good is 30. Dyna Jet 606 Results = 105 & 106 emissions. Plate current near perfect match at 36 & 37 milliamps. New Mullard boxes. View my sellers list for more EL34s. I have hundreds of high end EL34, KT77, EL37, 6L6G/6L6GC/STR387, 6V6G/GT, 8417, 5372, 7591, and a smorgasbord of high end preamp tubes that are not listed on ebay…inquire if interested.
Mullard Blackburn EL34 6CA7 Brown Base Xf2 OO Getter Test NOS Electrohome
2 Mullard EL34/6CA7 GT Tubes Copper Posts O SINGLE Getter for RCA Brown Base XF2
(2) Vintage Amperex “DD” Getter Brown Base EL34 6CA7 Tubes Tested @ NOS
Production codes are xf4-L1O & xf4-X9I. Also tested for Micromhos on my Hickock 800A (see photos for all test results)
Mesa Boogie STR440 EL34/6CA7 Output/Power Tubes(2)
MATCHED PAIR MULLARD 6CA7 EL34 TUBES xf2 B8F3 TV/7 and Amplitrex Tested 100%
Etched Code is xF2 B8F3 = 1968 Blackburn Factory. Mullard EL34 6CA7 Tubes. Amplitrex AT1000 Tested. The minimum for a EL34 is 30. Years ago, I put away a bunch of great Tubes. Matched Pair. There are tens of thousands of tubes there.
NEW MATCHED QUAD Electro Harmonix EL34 EH tubes valves EL34EH
New in generic boxes. Fully tested and professionally matched. Quickest shipping from NessTone Tube Sales
Realistic Lifetime – Vacuum Tube Germany / EL34 / 6CA7 (TESTED W/ TV-7D)
(4) NOS RFT Germany EL34 Tubes With Test Documentation G1 Bias, Gm, GL, IKP, VG2
Understanding Tube Test Results: G1 Bias, GM, GL, IG2, IKP, VG2. This is from a pulse test and indicates the tube’s maximum current capability. NOS Quad of (4) original RFT Germany EL34 tubes from bulk 100 count cases produced for amplifier builders.
