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Receiver Collins R390

 
(@derser)
Active Member

Hello friends.I am from Bulgaria.As far as I understand, the radio receiver indicators have a radioactive layer.

What can they be replaced with?Is the radioactive radiation from the indicators that strong?

If anyone wants to answer, hi can write to-derser@mail.bg

 


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Topic starter Posted : 24/10/2025 1:44 pm
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