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Philco 90 with Twin 47 Tubes in PP
#1

No RF Audio Fine

I see a difference in schematic and actual chassis. Looks Factory
Bathtub 3615AJ Supposed to contain 2 .05 caps. Parts list states .09 caps
Item 13 is shown as 733mmf and resistor 14 as 15K Item 14 is 8.5K on my chassis

Actually there is also a 56K resistor across 1-6 on Item 9 Bathtub

Looking for any changes in the 90 chassis with 47 in PP
S/N of my chassis is B83449

Anyone have updates on this chassis?

http://www.nostalgiaair.org/Resources/881/M0013881.htm

Thanks
Bob T


Messages In This Thread
Philco 90 with Twin 47 Tubes in PP - by joybird - 05-05-2014, 11:00 AM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-05-2014, 02:39 PM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-05-2014, 03:55 PM
RE: Philco 90 with Twin 47 Tubes in PP - by Arran - 05-05-2014, 05:23 PM
RE: Philco 90 with Twin 47 Tubes in PP - by Arran - 05-05-2014, 06:05 PM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-05-2014, 06:45 PM
RE: Philco 90 with Twin 47 Tubes in PP - by gregb - 05-05-2014, 08:45 PM
RE: Philco 90 with Twin 47 Tubes in PP - by gregb - 05-05-2014, 08:49 PM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-05-2014, 09:37 PM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-07-2014, 01:21 PM
RE: Philco 90 with Twin 47 Tubes in PP - by Arran - 05-07-2014, 10:48 PM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-14-2014, 10:15 AM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-14-2014, 01:11 PM
RE: Philco 90 with Twin 47 Tubes in PP - by gregb - 05-14-2014, 03:22 PM
RE: Philco 90 with Twin 47 Tubes in PP - by morzh - 05-15-2014, 12:26 PM
RE: Philco 90 with Twin 47 Tubes in PP - by Arran - 05-16-2014, 12:09 AM
RE: Philco 90 with Twin 47 Tubes in PP - by Arran - 05-17-2014, 01:40 AM



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