01-07-2018, 08:16 AM
That cap is used on units with serial numbers less than B22000. See: http://www.philcoradio.com/images/phorum/schem/70a.jpg (early 70 version schematic)
vs the later version schematic http://www.philcoradio.com/images/phorum/schem/70b.jpg
vs the later version schematic http://www.philcoradio.com/images/phorum/schem/70b.jpg