| Located near Mastins Corner on the ATC 350' tower it is 19
miles South west of Fredericksburg Va. |
146.775
Repeater
click any picture for a close up |
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The shack on the left was built by W1ZFB and
K4MQF as a joint effort to provide the area with a local area repeater. It operates at 146.775 (output) with a 146.175 (-600hz)
input and with a PL tone of 79.7
(changed)
The shack also is home for the 6 meter
repeater reciever. |
|
The Transmitter is a GE Rangr 110 watt transmitter
turned down to 65 watts
You can see the summer cooling fans in place |
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The receiver is a Hamtronics R302-2 receiver. Tuned to 146.175 with a Tone board set
to 79.7
The NHRC 4 Controller is a dual repeater controller that is being used with one side
for the repeater and the other for control.
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|
Duplexer is a 4 can VHF Sinclair constructed in 1963 The harness has been completely
rebuilt.2 cans are used to isloate 146.175 receiver from the APRS transmitter on 144.390 |
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This site is a split antenna site.
Antenna 1 is located at 300 feet fed with
7/8” 75 ohm CTV hard-line and works the 2 meter rec and 6 meter rec.
Antenna 2 is located at 220 feet fed with 1 5/8” 50 ohm Andrews hard-line and
is the 2 meter transmit antenna and uhf transmitter link for the 6 meter reciever on site.
|
Diagram
of the Future ATC Site |
Diagram of
the ATC site |
Wednesday Night net at 8pm EST on 146.775
Net control operator 
