38-9 Restoration

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The Beginning
Don't Plug it In
The Plan
The Plan

 1.  Get the Data

 2.  Block Diagram

 3.  Pre-Flight Checks

 4.  What Needs Replacement?

 5.  Ordering Parts

 6.  Install Electrolytics

 7.  First Power-On Checks

 8.  Triage Problems - more trouble!

 9.  Complete Electrical Restoration

10.  2nd Pre-Flight and Power-On, and The Last Problem

Additional Resources

 o  Antenna in the attic

 o  Shortwave Listening Guide

 o  Philco and Radio History

 o  Other Links

 

It turned out that this Philco had more than one serious problem.  Through the course of the restoration I uncovered leaking caps, a wiring short, damage to the main tuning capacitor, a fried antenna transformer, and a broken connection to the speaker voice coil.  The following process, while not what I envisioned from the start, is how I would approach a rebuild today.

  1. Get the Data

  2. Understand the Block Diagram

  3. Pre-Flight Checks

  4. What Needs Replacement?

  5. Ordering Parts

  6. Install Electrolytics

  7. First Power-On Checks

  8. Triage Problems

  9. Complete Electrical Restoration

  10. 2nd Pre-Flight and Power-On Check

 

In addition to restoring the set, I 

Set up a 50 ft Antenna in the attic, and

Discovered a Shortwave Listening Guide

Learned about Philco and Radio History

 

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Lilian Vernon
Copyright 2004 look4000@verizon.net 
Last modified: November 01, 2008