2019
The remote operating position in Maricopa AZ.
Two computers are used, one for digital modes and one for remote control
of KPA500 Amplifier. TS480 control panel plugs into the remote interface
in background.
Radio control behaves just as it would as if it was connected directly
to the radio. We notice no latency on any modes.
On wooded hill North of Seattle Washington
Here's the 500W Radio-End in the
Garage
Grid CN88
View Antennas: Vertical
Dipole
Remote interface on back of desk with WiFi Antenna
Close-up of radio shelf.
Amplifier and Antenna Tuner on right
Radio-end with radio-box cover removed on left.
Top-Bottom: Alinco power supply, RRC1258 remote interface and separate
fuse, TS-480 R/T
12V fan pulls air through box and exhausts to
rear.
Alinco power supply stays on all the time.
Wide shot of remote station
Laptop on left runs the remote amplifier program
View 2015
Winter QTH radio
setup. It worked so poorly that it caused WB7ELY to look at remote
operating
Opening screen of remote amplifier utility.
You hit the "start hosting remote" button and the remote control link is
established over the RS232 com port in the
RRC 1258.
The other part of getting the
remote station up and ready for an operating session is to configure the
remote relays. Here's a shot of the remote relay screen. Note there are
five relays available.
Relays switch 12 V except for Amplifier Control.
The Webswitch
Radio-End Diagram
Red line is the on-off control for the amplifier. This relay shorts pins 8 &12 on the amplifier aux interface control plug to toggle it on and off.
Screenshot of
KPA 500 amplifier control
Gives you complete visibility of everything going on including the
temperature of the solid state finals! Automatic senses band select.
Use mouse to select operate and standby.
Screenshot of the remote interface setup page.
It has profiles you can set to customize different operating locations
and configs.
We only use two: "at home" and "away"
WB7ELY Home
11/29/19A