If you’ve ever planted a vegetable garden or designed a landscape bed, then you know how much hard labor that is involved. You are aware of the detail and the time invested in an important yard project. Only after planting you discover that the deer are roaming the neighborhood. How do you keep the deer […]
20 Jun
Posted by RD Bentley as Amateur Radio, Scanner Listening
The Hammarlund Super Pro was an American made high-frequency receiver used during World War II. “The SP-600 Super Pro covered the frequency range of 540 kHz to 54 MHz.” In 1936 the first of the Super Pro series were manufactured. According to a November 1940 QST Magazine ad, “The fact that ‘Super-Pro’ receivers are used […]
The Germans used a device called the Enigma Machine. This Enigma Code was thought to be unbreakable, but the Poles had some success, and later the British would take it even further. Alan Turing, a British computer scientist, was very influential and he was critical in helping to decipher German Enigma-machine-encrypted signals during World War […]
Solar Cycle 24 has arrived but the benefits to amateur radio operators have not been so great. This is my first solar cycle and I have made some very nice contacts, so I’m not totally upset by the lack of conditions but I must admit, I am a bit disappointed. Where are the conditions that […]