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Thank you for all the answers. I looked for them but could not fine any suitable ready-made transceivers. (it maybe because of the country I reside now) I was warned previously not to use AM modulation because of interferences, but maybe it is worth a try still. Thanks
Yeah, modulation will be necessary sure. But which type of modulation and frequencies should be preferred? Will I be able to build such a system myself? The problem mainly lies in using RF indoors i guess. I used an RF system previously and I experienced many problems indoors with receiving the...
I have to build a simple paging system which is going to be used inside a small building. There will be a stationary transmitter and beepers at people moving around the building. It is enough if I can send only one signal to them, I don't need complicated messages with numbers/letters, just a...
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