Electro help
Electronic Equipment Repair Assistance
Thursday, February 09, 2017
Philco PA 510, Philco PA520 AC-DC valve radio circuit diagram – An Antique piece – Manufactured around 1935
Vacuum tubes used:
12SA7, 12SK7, 12SQ7, 50L6GT, 35Z5GT
Philco Valve Radio - Transformer-less circuit
Circuit diagram
[Click on the pictures to magnify]
Newer Post
Older Post
Home