If you have thought about experimenting with a direct digital-synthesis (DDS) circuit but put it off, here's a nice surprise. You can get a capable DDS variable ...

The device was based on the HC908 daughtercard to create this simple VFO where the operation was further simplified for proving control over a multitude of features. The device was based on the HC908 ...

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In the ham radio trade, gear such as the old Drake units [Dr. Scott M. Baker] has in his radio shack are often referred to as “boat anchors.” It refers to big, heavy radios that were perhaps a bit ...