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Old 24th May 2014, 11:02 am   #10
FERNSEH's Avatar
Join Date: Mar 2005
Location: Gateshead, Tyne and Wear, UK.
Posts: 5,933
Default Re: Kolster Brandes RV 10 (Crown)

The more common EF80 can be used as a temporary substitute for the 6BW7 until the correct valve can be found. But it must be remembered that the IF alignment will be impaired when using the EF80. The interelectrode capacities differ.

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