Thread: 4H4-c ballast tube specs.
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Old September 15th 08, 01:58 AM posted to rec.radio.amateur.boatanchors
Paul P[_2_] Paul P[_2_] is offline
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Default 4H4-c ballast tube specs.


From "The Ballast Tube Handbook" by A. P. Jacobi

4H4C, use 110/1-20V sets, 4.5-8.5V, 440-470mA,
Element connected to pins 2 and 7.
No alternate type listed.





Thanks for the information

Paul P.
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