Author Archives: Gopal Rao

Drive to 102.5 fm. We need to raise $1,200 to pay for our Optimod Processor!

The function of these processors is normally to reduce the dynamic range of the audio being handled. This is particularly important for AM broadcasting where noise and interference can be obtrusive on quiet passages, it is much less so on … Continue reading

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Drive to 102.5 fm. We need to raise $850 to pay for our Cavity Bandpass Filter!

Radio frequency (RF) and microwave filters represent a class of electronic filter, designed to operate on signals in the megahertz to gigahertz frequency ranges (medium frequency to extremely high frequency). This frequency range is the range used by most broadcast … Continue reading

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Drive to 102.5 fm. We need to raise $3,400 to pay for our Audio Codec!

An audio codec is a device or computer program capable of coding or decoding a digital data stream of audio. In software, an audio codec is a computer program implementing an algorithm that compresses and decompresses digital audio data according … Continue reading

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