WB9YPA/R 220 Repeater System Project
South Bend, IndianaFrequency: 223.980MHz
Offset: -1.600MHz
CTCSS Tone: 131.8Hz
AllStar Link Node 51560
Celebrating over four decades of on air service
Amgis Torroidal Transformer
Used On The Receiver Interface PWA |
Original Repeater System
Controller From 1981 Based On The Motorola 6809 CPU |
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Partial Schematic of
Receiver Interface PWB (gEDA CAD screen shot) |
Somoco Receiver Interface
PWB w/ Communications Specialists Tone Board |
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Newest Exciter Front Panel
Status PWB w/ Peak AF Level Indicators |
Newest Repeater System
Controller (Prototype) QRV-1 Using An Automotive
Microcontroller |
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Schematics QRV-1 Repeater Controller (Three pages): Interconnect Circuitry |
Documentation: |
Citizens for Community Media |
Copyright (C)2024 by Michael Paul sienicki