[R-390] Which Orange Drops?

Barry n4buq at knology.net
Wed Feb 23 21:57:59 EST 2011


I know that ODs are considered the best and I've recapped an R-390A with them; however, I also recapped one with these:

http://www.justradios.com/capacitors.html

The axial leads were certainly a big advantage but, unlike the ODs, you can burn them easily with the soldering iron.

Good luck with it,
Barry - N4BUQ

> The saga begins....
> 
> I'm looking to order a bunch of caps and stuff to begin the rework on 
> the 390A.  All the info I have seen refers to repacement of all the 
> brown paper tubulars with Orange Drops.  So..WHICH orange drops?
> 
> I have mostly used the 715 series which are polyester and available in 
> 400 or 600V.  I also see the 716P which is supposed tobe a "premium" 
> 715.  It is Polypropylene and mostly 400V availablity--but nearly twice
> the price.  Seems the audio and guitar guys have hyped the prices up for
> the right sounding caps.
> 
> I'm leaning toward the 715 because I've never had any issues with them,
> but is there some reason to use another series?  Too bad there isn't a 
> similar cap in an tubular/axial package.
> 
> Thanks
> 
> Curt
> KU8L




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