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New70% off

56_RCA_used_good_1940_s_4_7ma

56_RCA_used_good_1940_s_4_7ma

56 RCA used/good 1940”s (4.7ma)

Category: vacuum tube SKU: TOY393757

$2.70 ~~$8.99~~

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Description
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56 RCA used/good 1940”s

4.7ma

Gm=1200

Tested on Amplitrex:

Vplate=250V

Vgrid=-13.5V

Iplate good range = 4.5-5.5ma

Good used Gm=1200-1300

(Vfilament = 2.5 volts)

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