Little circuit of a Morse Code Oscillator is presented here. Excellent for learning and teaching Morse code, this code practice oscillator – ideal solution to practice sending the code and improve ...

WILMINGTON, N.C. - Dots and dashes darted through the airwaves long before text or instant messages, even before e-mail, cell phones or telephone lines. While these new forms of communication ...

Kids learn better if they’re engaged in the topic at hand. [Todd] found something that has his son just begging to practice his spelling words each night. He converts them all to Morse code and taps ...

A portable practice set in a case used for teaching telegraph and wireless operators Morse code. Spring-operated motor with winding crank on right side. A punched-paper tape is pulled around a spindle ...

In the latest test of the tiny workings of bumblebee minds, scientists have taught the fuzzy insects to tell the difference ...