Tag Archives: Radio Telegraph

CQ

CQ CQ CQ this is WA6OHP Whiskey Alpha Six Oscar Hotel Papa WA6OHP. Over and over that phrase would be repeated in my home and while we lived in a mobile home (1965 to 1969) that place in the home … Continue reading

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WAS IT BAD FOR HAM RADIO TO REMOVE THE REQUIREMENT OF CW?

When the FCC removed the requirement to demonstrate an ability to receive Morse code there were many of us who thought it was a bad move and would really lower the standards of ham radio.  We feared the ham bands … Continue reading

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DISTRESS AND HAM RADIO OPERATORS

A ham radio club in New Jersey held a meeting one evening where they had a special speaker talking about distress communications. As I sat listening to the repeater and working one of the hams that had been at that … Continue reading

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WHY IS RADIO TELEGRAPH CALLED CW?

For years after becoming a ham I asked why CW was called CW. The answer was always the same, “CW means continuous wave” but it is not continuous because by nature Morse code is made up of broken carrier or … Continue reading

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AMPLIFIER’S FLYWHEEL

As said in the last article the class C amplifying device (tube/transistor) only conducts during a small portion of the cycle yet the output is a sign wave.  This accomplished by so called “flywheel effect” of a tuned circuit.   … Continue reading

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WHAT IS A LINEAR AMPLIFIER?

From just listening to QSO’s it seem that some hams don’t quite understand the real meaning of the term “linear amplifier.”  It sounds like they think any amplifier that is added between the transmitter and the antenna is a linear … Continue reading

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What is a LID?

While doing some work on my computer my good old R-390 receiver was running tuned to 40 meter CW which was fairly quiet. Suddenly there was a pile up. I am not sure who or what the station being called … Continue reading

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THE ORIGEN OF ELECTRONIC COMMUNICATIONS

The subject for today is the telegraph. While the telegraph predates radio it was the start of electrical communications and there is a very definite link between the wire telegraph and the later wireless telegraph. When Samuel Morse invented the … Continue reading

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