SKU:53831339741
Matched Pair General Electric GE 12AU7 12AU7A ECC82 Vacuum Tubes Valves Copper Support Rods NOS NIB
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- CAN
Ships within 48 hours · Estimated delivery Jul 19 - Jul 24
Description
Matched Pair General Electric GE 12AU7 12AU7A ECC82 Vacuum Tubes Valves Copper Support Rods NOS NIBThis new old stock, new in box, nicely matched pair of General Electric 12AU7 ECC82 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 73 75 while Tube Two measured 75 76 where minimum (65%) is 56 56 and 100% is 87 87. These tubes have narrow 19 MM plates, each with two rectangular holes; O getters; copper support rods and excellent flashing. I have played them
Tube Two probably has a piece of broken glass in it
copper support rods and excellent flashing
The Hickok-tested 6AV5 tested 4200 micromhos where new/nominal is 3900
Fortunately the wire is still there and replacing the pin should not be too difficult
This lot of two National Union number 78 tubes was tested on our Paul Hart-calibrated TV7/U for shorts
new in box RCA 6U10 tube tested to spec on our Paul Hart-calibrated TV7/U
It measured 51/47 where minimum (65%) is 40/40 and 100% is 62/62
GM-BRANDED 6SK7 tested as good on our Paul Hart-calibrated TV7/U
new in box Raytheon 6BC7 tubes tested to spec on our Paul Hart-calibrated TV7/U
This pressing has light surface noise audible in quiet passages and barely-audible in voice-level passages
These links appear to be made of stainless steel and rose gold
I have played it in one of my Radio Craftsmen RC-2 monoblocks (with an adapter
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