284D Amperex brass base low emission display tube 1940 era
$ 149.99
284D Amperex brass base low emission display tube
General Information
Recommended for SET DIY amps only
(284D was developed in 1937, replaced the 284A-B-C, is a variant of 242A WE, similar to 845 RCA with lower Iplate rating)
(40 watt plate dissipation, 50 watts using 2 tubes, Iplate max = 64ma, Vplate max = 1250VDC)
mu=4.8
Gm=2500
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