RCA (National Union/Adzam) Single Plate 2A3s -usedRCA (National Union/Adzam) Single Plate   2A3s - Amplitrex Tested - Near New - Matched PairPRICE DROP. If you own a 2A3 amp, these are a must have for their sweet sonics and incredible detail. Holy grail pair of RCA (National Union/Adzam) 2A3 clear glass single plate directly heate...899.00

RCA (National Union/Adzam) Single Plate 2A3s - Amplitrex Tested - Near New - Matched Pair [Expired]


no longer for sale

PRICE DROP.
If you own a 2A3 amp, these are a must have for their sweet sonics and incredible detail.  Holy grail pair of RCA (National Union/Adzam) 2A3 clear glass single plate directly heated triodes. Matching internal construction. Dual spring tops. Pan foil getters. Amplitrex tested for grid voltage and transconductance at 250v and 60mA. Test near new and matched:  Tube 1: Grid: - 44v; GM: 4.66 mA/v  Tube 2: Grid: - 42.3v; GM: 4.92 mA/v  Buyer to pay shipping and PP fees. Cheers and thanks for looking.