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1 vote

Help wanted identifying 4x mimo cellular data antennas in HR-01 5G router

I used a hackrf to monitor the signals on the MHF4 connectors of the antennas I could disconnect. ANT0 black is LTE and cell (disconnecting it caused the modem to fail to start with no connectivity ...
Peter's user avatar
  • 121
1 vote

Reverse-engineering a weird 32-bit possibly not CRC checksum

I still cannot directly comment and this is my only option to respond: here is description of other parameters from same supplier, maybe same model. Some might be transmitted via RF such as battery ...
dieter reichl's user avatar
1 vote

Help identifying a 433.92 MHz signal modulation?

I'm pretty sure that what is on your picture is not the full message. You can see digital code in the FCC document. What system have been used to capture the signal? RTL_433 might have the code ...
dieter reichl's user avatar

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