[Boatanchors] 5R4 Variants

[manualman]

Go here and get all the variants of the 5R4. Put 5R4 in the Search Box
and click Search.
http://www.mif.pg.gda.pl/homepages/frank/vs.html 

Pete, wa2cwa

On Sat, 5 Sep 2009 14:11:07 -0400 (EDT) "Richard W. Solomon"
<w1ksz at earthlink.net> writes:
> My Viking II has two 5R4GYA's as rectifiers. The filament on one is
> much darker than the other (when lit). So, I thought a fresh set 
> would
> be in order.
> I see several different variants of the 5R4. Is one type better than 
> the
> other ? Any difference in Filament current ? I don't want to fry 
> the
> old filament transformer !!
> 
> I guess I could look them up in a tube manual, if I still had one. 
> They
> all were in the half of my stuff I gave away before I moved.
> 
> 73, Dick, W1KSZ