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(!!) (#1 374A) 374A Western Electric gray plate used/test like new 1960's (21-25ma) (6 in stock)

(!!) (#1 374A) 374A Western Electric gray plate used/test like new 1960's (21-25ma) (6 in stock)

By Tube World

$ 24.99

374A Western Electric gray plate used/test like new 1960's with "D" getter halo:

1) 23ma Gm=3400 (1967)

1) 23ma Gm=3100 (1967)

1) 21.5ma Gm=3000 (1968)

1) 22ma Gm=3100 (1966)

1) 24.5ma Gm=3300 (1966)

1) 21.6ma Gm=3200 (1967)

 

MAKE TUBE SELECTION AT CHECKOUT

 

Tested on Amplitrex

Vplate=135V

Vscreen=135V

Vgrid=-18V

Good like new Ma range = 21-25ma

Good like new Gm range = 3000-3500

 

(374A specs: Vfil=3V @ 530ma, Vplate=135V, Iplate=18ma, Mu=210, Gm=3000, Rp=70K ohms, Pout=1.3 watts)

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