PHILIPS

FM92E

Conversion

To

6 Meters

Part 4

Ver 4.2 - 08 Jun 2007

Rod McCosker VK2DOT

Philips FM92E Conversion to 6 Meters Part 4:

Rod McCosker VK2DOT

Version Amendments:

4.2 - 08 Jun 2007 - Added Part 2 additional FM900 Circuits.

4.1 - 18 May 2007 - Added Part 2, Section 30, page 36 – FM92E Receiver, Transmitter Circuit.

4.0 - 09 May 2007 - Added Part 2, Section 32, page 39 - Adjusting Ferrite Slugs, page 39 & altered Part 1, page 21 on VCO tuning.

3.9 - 22 April 2007 - VCO change – coil placement, page 31. VCO change – unsoldering coils, page 30. VCO change – Removing glue from coil formers, page 30. VCO change - Scrape off old glue from former with scalpel and fine file, page 30. VCO change - [or 146mm of Leon’s enamel coated wire, 0.??mm] , page 30. VCO change - Don’t forget to use a hot glue gun or, page 30. VCO test – check with signal generator, page 36. VCO Tune - VCO Tune Check References: added & pin 19 check of VCO, page 37. Renumber of all pages after page 36. Split the documentation into four parts.

3.8 - 14 April 2007 - PA Board - capacitors under board, capacitors – Dick Smith part numbers; amended number of screws holding down the receiver board, changed VCO de-soldering section, added tooth picks to de-soldering section.

3.7 - 10 April 2007 - Version amendment added, PA Deviation Potentiometer Replacement now included.

3.6 - 07 April 2007 - Weekly procedure, front page added for printing, VCO update, PA capacitors & coils added.

3.5 - 01 April 2007 - Circuit heading added.