Author Archives: admin

Interesting End Fed Wire Matchbox

This antenna matchbox is available assembled from the Emergency Amateur Radio Club of Hawaii, or you can simply follow the construction details in the PDF. While the assembled unit appears weatherproof, I think it wold be best for temporary/portable applications. … Continue reading

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Pacificon 2019

I recently attended the Pacificon Hamfest in San Ramon, and I wanted to share with you a few photos from that event. The sponsoring organization, the Mt. Diablo Amateur Radio Club is a very active club, with activities that include … Continue reading

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Remote Radio Operation – RemoteHams

So tonight, in about 30 minutes, I took an Icom IC-7100, attached an IT-100 Antenna Tuner which in turn is connected to my MFJ-1838 cobweb antenna, and set up the RemoteHams software to control it from the other side of … Continue reading

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Spectrum Scope – IC-7610

Courtesy of N9EWO: n9ewo_ic7610_scope.pdf

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Spectrum Scope – IC-R8600

Courtesy of N9EWO: n9ewo_icr8600_scope.pdf

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Spectrum Scope – IC-7300

Courtesy of N9EWO n9ewo_ic7300_scope.pdf

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Audio Tips for the TS-590S

I have come across this excellent resource for wringing the best audio out of (and into) the Kenwood TS-590S, and I wanted to share it. I came into possession of a TE-590S at Dayton 2018 for the great price of … Continue reading

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Custom Kantronics TNC – Radio Cables

I don’t use external TNCs, but I have friends that do, and every once in a while a friend or customer will ask me about a cable to connect one particular Kantronics TNC to one particular radio, and I always … Continue reading

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Kenwood TM-281A 2 Meter Mobile

I was helping a friend program his new Kenwood TM-281A Two Meter radio, and we had an interesting problem. We had recently performed some maintenance on our local 2M repeater (WA5CKF in Irving, TX) and the programming file I had … Continue reading

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NIST Time and Frequency Standards

1969.pdf With all this talk of the NIST cancelling some time and freq. standard services to save $6.5M, I present this overview of their services. The material may be dated, but should be fairly accurate.

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