3 ms·

I am fairly sure that I have read (probably in a 1950:s edition of the Swedish navy soldier’s handbook "Örlogsboken"), that "tap morse", for example for communi

by Pinus 3y ago

I am fairly sure that I have read (probably in a 1950:s edition of the Swedish navy soldier’s handbook "Örlogsboken"), that "tap morse", for example for communication with persons trapped inside a damaged ship, is done by tapping once for a dit, and twice in rapid succession for a "dah".

Pinus 3y ago
(Page 106 in the 2003 edition, which can be found in various ad-infested document-showing web sites.)
Johnythree 3y ago
This is correct, see my other comments. It is in fact the way that a standard telegraph sounder encodes Morse.