Archive for the 'Amateur Radio' Category

Noise Burst?

I see these bursts of noise from time to time on 40 meters. I have expanded the spectrum display and it is fairly broad band but it varies in amplitude across the spectrum. It doesn’t look like typical noise and sometimes I wonder if it is a sampling Phenomenon in the SDR as a reaction […]

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K9AY Receiving Loop Antenna

I have an acre lot and that sounds like a pretty good size, but actually space for antennas is at a premium. The the house sits fairly far back on the lot and the lot is fairly long and narrow, almost a pie slice shaped, coming to a point in the backyard. Further complicating the […]

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TRAM 1480 Dual Band Antenna

I was looking for an inexpensive dual band VHF/UHF antenna to use with my go box radios.  I came across a dual band antenna from TRAM on Amazon that was half the price of similar Diamond and Comet dual band antennas. The specs for the Tram were advertised as follows: Gain:                                    6 dB […]

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Vintage Radios and Modern Headphones

I have a number of  pieces of “Vintage” Amateur Radio equipment that I have collected, repaired, and use regularly on the air.  A lot of my time on the air is on CW, or Morse code for the non ham readers out there, and I use headphones to copy weak CW signals from time to […]

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RMS Express and the PK232

RMS Express is a program for sending Email via Amateur Radio via the Winlink network.  It has capability of sending Email over the internet, over a High Frequency (HF) radio link, or over a Very High Frequency (VHF) radio link via AX.25 Packet Radio.  This program is used by many of the hams that are […]

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