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Model 38-10 rectifier tube 5Y4G question
KCMike
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02-16-2020, 07:09 PM
Hello, The tube looks like it went to air >lost vacuum< yes it would be bad. The tube socket will need to be replaced. It uses a 8 pin octal socket.
4 of the pins are used on the rectifier tube. Pins 3&5 are the plates and 7&8 are the filaments.
(This post was last modified: 02-16-2020, 07:09 PM by KCMike.)
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RE: Model 38-10 rectifier tube 5Y4G question - by KCMike - 02-16-2020, 07:09 PM



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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration