They all have contacts; they operate by closing a circuit.

73 ;)

zikduruqe 5 days ago | parent | next [-]

H e e H e e

(It's not Hi Hi like most people think)

Old brass pounder here.

Biganon 4 days ago | parent | prev [-]

That was probably the joke.

	▲	VectorLock 4 days ago \| parent [-]
		No I was actually wondering how many have been used to send CW messages that people have been able to receive.