exactly the right bit of the radio spectrum. [Q26] decided to use the ProgRock2 “programmable crystal” to build a receiver that could tune multiple frequencies without the usual traditional tu ...

The problem with TRF architectures was that multiple stages of tuned ... What is being heard on an SSB receiver is actually the radio frequency spectrum multiplied down to the audio frequency ...

View Multi-constellation and Multi-frequency Correlators Soft GNSS IP for high sensitivity and high accuracy GNSS receivers full description to ...

Having a NOAA Weather Radio in your home and workplace could save your life. Weather radios are designed to broadcast special frequencies and alert owners of hazards. The weather radio you buy can ...

FM radio works the same way that AM radio ... matter -- since the audio signal is conveyed through changes in frequency, the FM receiver can just ignore changes in amplitude.

A contemporary digital radio receiver must channelise the received band to isolate the frequencies of interest ... communication transceivers that support services carried by multiple wireless ...