Tag Archives: CW

VALUE OF KNOWING CW

If you have been reading this blog you surly know how much I believe in CW. When the CW requirement to get a ham license was removed I really thought it was a mistake. Looking back on what has happened … Continue reading

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The Fascination of The Spark

Many people consider history to be a very boring subject, but most regular readers of this blog probably realize that I have a certain fascination with history especially radio history. If you are one of those who find history boring … Continue reading

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Let’s Add A Grid to That Vacuum Tube Diode

The last post was about the vacuum tube diode. I forgot to mention for you European and other readers when I speak of a vacuum tube it might be what you call a valve. The term valve is a very … Continue reading

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Equipment Review – Hallicrafters SX-100 Receiver

The Hallicrafters SX-100 is a General Coverage Communications Double Conversion Superheterodyne Receiver. This ham radio receiver uses 14 tubes and has excellent sensitivity, selectivity, and frequency stability stability. It will receive AM, SSB, and CW. The frequency coverage is 538 … Continue reading

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Hurricane Isaac – Ham Radio Proves Again When All Else Fails We Succeed

It was August 28, 2005 that Hurricane Katrina paid her visit to the city of New Orleans and left such a mess that the city still has not fully recovered. Then on August 28, 2012, exactly 7 years later, Hurricane … Continue reading

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HETRODYNE, REGENERATIVE & SUPER REGENERATIVE HOW DO THEY DIFFER?

My article titled “The Regenerative Receiver” prompted a question. The question follows: “one question I have is – are the following principals basically the same – how do they differ? Heterodyne Regenerative and Super Regenerative. I want to try to … Continue reading

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THE TERM DUMMY LOAD DOES NOT REFER TO THE OPPERAOR

A transmitter should never be keyed up without a load.  Normally the antenna is the load but when testing or tuning the transmitter the antenna should not be attached to prevent radiation of a signal unnecessarily.  The dummy load replaces … Continue reading

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CONTEST HOSTED BY THE SCHOOL OF COMMUNICATIONS OF THE BRAZILIAN ARMY

Sorry folks but I am a little late with this one because the CW portion of the contest started today 8/18/2012 but the SSB portion will be next weekend starting on 8/25/2012. The School of Communications of The Brazilian Army … Continue reading

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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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REVIEW: RAMSEY QAMP20

Ramsey Electronics has several inexpensive easy to assemble electronic kits. Some are specifically amateur radio related and others are not. The QAMP20 is a 20 meter 20 watt linear amplifier. Being linear it will run CW, SSB, or AM. It … Continue reading

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