6F6G gebraucht altes Stockventilrohr getestet super stark (A56)
45,04 €
6F6G used Old Stock Tested Super Strong (J101). Hickok Book gm 100% = 2000 mhos Hickok 1-177-B This valve gm = 4000 BK 600 = 118 New typically test 89 No gas shorts grid emissions Firm base
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