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7z4 tube in place of 7y4 are they compatible
Derek38
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Posts: 28
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Joined: Nov 2019
City: Salisbury State, Province, Country: NC
#1

12-18-2019, 10:29 PM
In my 41-608 I just noticed that someone substituted a 7z4 tube for a 7y4 will that cause a problem?
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7z4 tube in place of 7y4 are they compatible - by Derek38 - 12-18-2019, 10:29 PM



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  1. The PHILCO Phorum
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