Is your DB25 too null? Or not null enough? Nix the non-null with DataPro's
classic 1022 adaptor, which crosses the transmission pairs on 25-pin RS232 cables.
Null Modem Adaptor DB25FM
76 in stock
When connecting from a device to a modem, an asynchronous cable is needed. When
connecting two devices directly to each other, a "null-modem" crossover cable
is needed. If you've got the wrong cable, you've got no data. Don't want to replace
the cable? Cross it over with this handy adaptor.
This male-female passthrough adaptor will cross an uncrossed signal or uncross
a crossed signal, thereby inverting the transmit/receive pairs on an RS232-wired