IMPORTANT: Please read and carefully follow the FreqEZ construction and assembly instructions in the manual.
Assembly instructions can be found in FreqEZhelp.pdf on the Downloads page HERE
Connections (left/right, top/bottom): RCA jack – PTT inhibit, DE-9 male – BCD input, Raspberry Pi USB port, Raspberry Pi audio I/O, three DE-9 female – remote antenna relay control lines, +12 VDC connector
Rear panel in early construction phase, showing 9 conductor DuPont male-to-male ribbon cables. The male pins solder easily into the solder cups of the DE-9 connectors. The opposite ends of these ribbon cables connect to screw terminals on the SainSmart relays.
FreqEZ completed Enclosure with all cabling connected