1909 Fairview Rd.
Camden, AR 71701
Crossband Repeat is a Windows based program to control
crossband repeat functions using a parallel port on a computer.
The minimal requirements to run the program are :
Simplex uses the following pins on the printer port:
|2||IO1||PTT output rig a|
|3||IO2||PTT output rig b|
|11||Busy||COR input rig a|
|13||Select||COR input rig b|
Crossband uses Anjan Rakshit's VBIO.DLL which is included in
VBIO23.zip...It should be unzipped and vbio.dll placed in
windows system directory..Hook the PTT line from rig a to
pin 2 and the COR from rig a to pin 11...Hook the PTT line
from rig b to pin 3 and the COR to pin 13...Hook the audio
out from rig a to the mic of rig b and the audio out from
rig b to the mic of rig a...... Don't forget to match the
impedance of the speaker to the mic.....When rig a hears a
signal it keys rig b....When rig b hears a signal it keys
Here is a screen shot of the output screen.
For a simple controller schematic..Click here..
If this sounds like something you are looking for you can
download it here...CROSS.ZIP
If you find it useful or have a suggestion you can send me