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Philco 20A - Electronic Restoration Questions
MrGrnEgz
20A Owner
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Posts: 24
Threads: 2
Joined: Aug 2017
City: Springfield, MO
#13

08-10-2017, 03:27 PM
(08-10-2017, 11:05 AM)Steve Davis Wrote:  My recommendation would be to use a 1.0 uf for the first filter (terminals 1 and 2), a 4.7 uf for the second filter (terminals 1 and 4) and omit the capacitor that parallels the choke (terminals 2 and 6).

Got it. Would you mind explaining a little why deviate from the spec sheet recommendation on the 20A condenser values? I'd like to understand the change.

Does it smooth the DC out better?
- Eric

Philco 20A
Zenith T825
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Messages In This Thread
RE: Philco 20A - Old cap can caps - by morzh - 08-09-2017, 08:03 PM
Capacitors for Philco Model 20 - by MrGrnEgz - 08-09-2017, 11:12 PM
RE: Capacitors for Philco Model 20 - by MrGrnEgz - 08-10-2017, 09:50 AM
RE: Capacitors for Philco Model 20 - by MrGrnEgz - 08-10-2017, 02:46 PM
RE: Capacitors for Philco Model 20 - by MrGrnEgz - 08-10-2017, 03:27 PM
RE: Capacitors for Philco Model 20 - by MrGrnEgz - 08-11-2017, 05:26 AM
Model 20A Frequency Indicator - by MrGrnEgz - 08-11-2017, 05:38 AM
Model 20A Power Cord - by MrGrnEgz - 08-12-2017, 01:18 PM
RE: Model 20A Power Cord - by Radioroslyn - 08-12-2017, 01:28 PM
Model 20A Speaker Cone Repair - by MrGrnEgz - 08-13-2017, 09:41 PM
AUX audio input for model 20A - by MrGrnEgz - 08-13-2017, 10:54 PM
RE: Model 20A Speaker Cone Repair - by MrGrnEgz - 08-14-2017, 08:50 AM
RE: Model 20A Speaker Cone Repair - by morzh - 08-14-2017, 04:48 PM



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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration