To revive her dad’s old straight key, a sturdy mid-20th century ... we featured this vintage telegraph sounder revived with a Morse code sender not too long ago.

The device contained a buzzer and a battery along with terminals for a key ... when knowing Morse code was a hot job skill and not just a hobby. Then again, if telegraph faxing had caught ...

Dolbear patented this telegraph sounder ... of the Straight Key Century Club, whose thousands of members use simple up-and-down keys like those used by the first Morse code operators, instead ...