Home » Power Tubes » (!!!) (#1 374A) 374A Western Electric black plate used/test like new 1960's (21-25ma) (11 in stock)

(!!!) (#1 374A) 374A Western Electric black plate used/test like new 1960's (21-25ma) (11 in stock)

Name: (!!!) (#1 374A) 374A Western Electric black plate used/test like new 1960's (21-25ma) (11 in stock)
Brand: Tube World
SKU: 374Aln
Price: 24.99 USD
Availability: InStock

$ 24.99

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

1) 25ma Gm=3200 (1965) -

1) 21ma Gm=3400 (1967)-

1) 24ma Gm=3200 (1965)-

1) 23.2ma Gm=3100 (1966) -

1) 22.2ma Gm=3100 (1965) -

1) 22.4ma Gm=3200 (1965) -

1) 23.8ma Gm=3400 (1969)-

1) 21ma Gm=3400 (1967)

1) 23.4ma Gm=3300 (1966)

1) 29ma Gm=3600 (1967)

1) 24ma Gm=3500 (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)

See more: vacuum tube

Tags: 1960's, 1966, 1967, 1968, 374A, all, pentode, power tubes, western electric

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