Offered are (4) JAN 12AT7WC Twin Triode Tubes. Included are (2) by Philips and (2) by General Electric. Each tube tests good and strong on the Precision Tube Master dynamic tester with no shorts or inter-element leakage. Production codes on the Philips tubes are as follows: 8152/AFD and 8726/AGX and for the General Electric tubes: 8343/33173 and 79-35/33173. The GE Tubes are also marked 6201. The tubes have halo getters with all good silver getter flashing. Pick up the tubes for upcoming work. Mouse over the photo images to zoom in. NO RESERVE!! Thanks for looking.
Item Tag: Twin Triode
MULLARD 12AX7 ECC83 BLACKBURN GREAT BRITAIN 1958 GOAL-POST TUBE SEE ACTUAL TESTS
This RARE Made in England Mullard ECC83 12AX7 tube will NEVER be made again and will only go up in value as the years go by, just like ECC803S! Made in Great Britain “SEE REAL TESTS” ECC83. 12AX7 / ECC83 LONG PLATE.
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FAB MULLARD ECC81/12AT7 10M MASTER SERIES TUBE
Here we have perfectly balanced NOS Mullard 10M Master Series ECC81/12AT7 twin triode, NOS rated for 10,000 hours. The Mullard manufacturer code reads 1022-852, Master and Series in cursive on either side of the 10M and BRITAIN is printed on the backside.
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NOS Raytheon USA BLACK Ribbed Plate 12AX7A /ECC83 Halo Getter Tube NIB
NOS Raytheon USA. BLACK Ribbed Plate 12AX7A/ECC83 Halo Getter Tube NIB.
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NOS Raytheon USA BLACK box Plate 5751 Halo Getter Tube NIB (12AX7 ECC83)
BLACK Box Plate 5751 Halo Getter Tube NIB. NOS Raytheon USA.
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Matched Pair +1 Sylvania 6SN7 Staggered Black Plate Tubes Balanced STRONG 3pcs
Note – there are no markings on the glass, the markings have faded or rubbed-off. Sylvania 6SN7GT. Matched Pair +1.
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Pair RCA 6SN7GTB short glass Black Plate Tubes Balanced STRONG 6SN7
PairRCA 6SN7GTB. Black Plate Balanced Tubes. These tubes test 85/85 and 90/90where a new tube tests 85/85.
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Matched Pair 1958 GE Side Getter 6SN7GTB Tubes STRONG! 6SN7
Matched Pair 1958 GE Side Getter 6SN7GTB Tubes. These tubes test 85/85 where a new tube tests 85/85.
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Pair 1957 GE Side Getter 6SN7GTB Tubes STRONG! 6SN7
Pair 1956 GE Side Getter 6SN7GTB Tubes. These tubes test 90/90 and 85/85 where a new tube tests 85/85.
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Matched Pair +1 RCA 6SN7GTB Staggered Black Plate Tubes Balanced STRONG 3pc 6SN7
RCA 6SN7GTB. Matched Pair +1.