Re: Line editor without echo...
So turn on local echo. Most (all?) so-called "dumb" terminals of that era had the option. Failing that option, build a breakout box with a hard-wired loopback that you can switch on and off.
So turn on local echo. Most (all?) so-called "dumb" terminals of that era had the option. Failing that option, build a breakout box with a hard-wired loopback that you can switch on and off.