KR Audio TM Matched Pair - Marconi R Valve aka TM radio repro tube.
SPECIAL ORDERED ITEM.THIS ITEM IS MADE TO ORDER.ALLOW 4 TO 6 WEEKS DELIVERY AFTER INITIAL ORDER.
KR Audio TM Matched Pair - Marconi R Valve aka TM radio repro tube. Maximum Plate Voltage 180 V Maximum Plate Current 2 mA (Vf=4V,Vg=0V) Va 120 V Ia 1 mA Vg -0.5 V Transconductance 0.3 mA/V Filament Voltage 4 V (DC/AC) Filament Current 0.6 A SPECIAL ORDERED ITEM.THIS ITEM IS MADE TO ORDER.ALLOW 4 TO 6 WEEKS DELIVERY AFTER INITIAL ORDER.