[mg34.42]

i have been told that there is a mistake in the origanl alignment insructions for the philco 90 with one 47 tube tube can some one set me striraight on this i would also love to find an origanal copy of the philco aligment most of the down loads are hard to read 
benny

[462ron]

Benny I found this in the Philco Library under Shop Talk model notes …
https://philcoradio.com/library/index.ph...-model-90/

https://philcoradio.com/library/wp-conte...Vol.-1.pdf

Ron

[Ron Ramirez]

As 462ron said, it's 175 kc.

The correct alignment info may be found in the book Aligning Philco Receivers, Volume 1 by John F. Rider. A copy may be found in the Philco Phorum's Library:

https://philcoradio.com/library/index.ph...ers-vol-i/

The alignment info is on page 84 of the book (page 128 of the PDF file).