Designers have taken strides to reduce component counts and size in short-range wireless designs operating in the ISM bands. But work still needs to be done on the antenna front. In most ISM designs, ...
From the receiving side of the circuit, the antenna was made of random wire coupled with the inductor L1 having a single turn while inductor L2 has 4 turns wound around a 35 mm film container. Both ...
This handheld radio has a little secret. You’re not going to be able to listen to Limbaugh since the original FM tuning circuit has been removed and replaced by a diode detector. Now [Miguel A.
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