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Old 6th Sep 2019, 11:18 am   #18
G8HQP Dave
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Join Date: Sep 2008
Location: Solihull, West Midlands, UK.
Posts: 4,872
Default Re: Solus brand EL34?

Philips did not seem to have an explicit factory code for RFT, but did have 'f' for East Germany - which almost certainly means RFT. I seem to recall seeing an RFT EL34 wearing Mullard clothes, but I can't remember where.
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