RCA 6AH4GT medium u, Power Triodes x 6, New Old Stock Test Fine RARE

Description

RCA 6AH4GT medium u, Power Triodes x 6, New Old Stock Test Fine RARE
RCA 6AH4GT medium u, Power Triodes x 6, New Old Stock Test Fine RARE
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Description
RCA 6AH4GT medium u, Power Triodes,  N.O.S-TEST Strong-
Pair '50' Power Triodes in excellent working condition Kenrad and Philips, Made in USA ,, Used- Test strong
Your bidding on six, x 6, RCA 6AH4GT medium u, New Old Stock power triodes. The 6AH4GT is considered by many audiophiles as an excellent amplifier, driver and output tube. All 6AH4GT's feature Black plates and halo-type getters. All six 6AH4GT Triodes have been tested for Emission. Inter-electrode leakage, and Mutual Conductance, on my AVO 163VCM. Tested under the following conditions; Vf=6.3V, Va=250V, Vg=-23V, a 'new 6AH4GT should indicate Ip=30mA, gm=4.5mA/V. Tube 1) Ip= 43.0mA, gm=6.1mA/V, Tube 2) Ip= 40mA, gm=5.8mA/V, Tube 3) Ip=40mA, gm=5.2mA/V and Tube 4) Ip=32mA, gm=5.2mA/V, Tube 5) Ip=27mA, gm=4.3mA/V and Tube 6) Ip=20mA, gm=4.0mA/V Shipping anywhere within world at buyers expense. Please check out my other auctions for early vintage quality audio tubes. NO RESERVE-small starting bid.
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