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Technical Information on Equipment by VHF Engineering

COR-2 module   148kb, manual number 7010250 and 7010251

PA-144/15, PA-144/25, PA220/15, PA450/10   309kb, manual number 50100807

RPT-50, RPT-144, RPT-220, RPT-432   478kb   manual number 5010901

RX-50C, RX-144C, RX220C, RX432C   940kb   manual number 5010305

TX-144B, TX-220B   507kb   manual number 5010602

Power Supply PS-3A documentation: Info Sheet   36kb     Schematic   72kb   manual number 5010203

Power Supply PS25C documentation: Kit Instruction Manual   700kb

VHF Engineering CW ID
CW-ID JPG photo     CW-ID Parts List     CW-ID Programming
CW-ID Schematic     CW-ID Testing     CW-ID Theory
CW-ID package 366kb 10-page PDF file
The cover page photo is way to dark, the CW-ID JPG photo above is much better.
Note that the VHFE IDer produces a square wave output that needs to be filtered before injecting into a transmitter. DO NOT use this IDer on a transmitter that has no audio filtering before the modulator.

432 MHz transmitter schematic   340kb   Hand-drawn schematic (by unknown person) sent to Repeater-Builder by Martin HB9TZW

We're looking for manuals for:
PS-12 power supply
PS-25 power supply
Any other VHFE manuals we're missing.

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This page originally posted on 20-Jan-2005