Help transmit data (bytes) via analog radio.

[issaiass]

transmit data over analog radio

Hi, i'm pure digital... so this is a black box for me.

Someone wants to transmit data via analog radio, coz they don't want to pay fee for the data plan using SIM in on a GSM modem and because they have this infrastructure mounted.

If i want to transmit/receive data via analog radio, what i need?

 

[blueroomelectronics]

How much data? With what analog radio?

 

[eltonjohn]

You are going to have to modulate a subcarrier somehow .The way to do it depends on the radio specs!

 

[issaiass]

ok, an example... they use MOSCAD (Motorola SCADA) RTUs with DFM Radio Modem to program remotely those RTUs... and the Radio is a General Motorla Radio. The radio is very similar to...
https://www.hightechcommunicationspr.com/MCS2000.jpg

Added after 2 minutes:

anny suggestion of module to embedd with a microcontroller?

 

[issaiass]