GreggInFL Posted December 1, 2023 Report Posted December 1, 2023 I'm thinking about brining my GMRS radio to Germany, assuming there is anything to hear. I'll stay away from the PTT button, so there are no licensing issues. Thoughts? Quote
Lscott Posted December 1, 2023 Report Posted December 1, 2023 They don't use GMRS in Germany. If anything its PMR446. https://en.wikipedia.org/wiki/PMR446 WRUU653 1 Quote
GreggInFL Posted December 1, 2023 Author Report Posted December 1, 2023 Ah, got it. Yeah, 446 won't work. Thanks! Quote
back4more70 Posted December 1, 2023 Report Posted December 1, 2023 In Soviet Russia, radio monitors you. fe2o3, WRUU653 and WRTT642 1 2 Quote
WRUU653 Posted December 2, 2023 Report Posted December 2, 2023 10 hours ago, Lscott said: They don't use GMRS in Germany. If anything its PMR446. https://en.wikipedia.org/wiki/PMR446 Thanks for the link @Lscott. After reading about PMR446 our GMRS looks pretty good. Quote
ULTRA2 Posted December 2, 2023 Report Posted December 2, 2023 1 hour ago, WRUU653 said: After reading about PMR446 our GMRS looks pretty good. What's the difference? Other than one is used in the UK? Quote
SteveShannon Posted December 2, 2023 Report Posted December 2, 2023 7 hours ago, ULTRA2 said: What's the difference? Other than one is used in the UK? 500 milliwatts, fixed antennas, 16 channels analog/32 digital, different frequency from GMRS, and non-licensed. WRUU653 1 Quote
WRUU653 Posted December 2, 2023 Report Posted December 2, 2023 The low power and fixed antenna I would think limit these radios in comparison to our GMRS. Still I found it interesting to see how radio services are handled differently in other places. Quote
BoxCar Posted December 2, 2023 Report Posted December 2, 2023 From one of the AI bots: Based on the web search results, it seems that the dPMR modulation mask is accepted by the FCC for operation in the US. According to one source1, “dPMR equipment complies with the relevant European standard ETSI EN 301 166 as well as the FCC emission mask applicable for operation in the US.” Another source2 states that “dPMR uses 4FSK at 2400 Bd. The dibits are mapped to +/-1050 Hz and +/-350 Hz from the center frequency. Because the emission mask is so tight, two 6.25 kHz dPMR signals can be used next to each other within a 12.5 kHz channel without causing interference to each other or adjacent channels.” A third source3 confirms that the dPMR modulation scheme would comply with the FCC emission mask mandated for LMRs to have a 6.25-kilohertz capability. Quote
Lscott Posted December 3, 2023 Report Posted December 3, 2023 8 hours ago, BoxCar said: From one of the AI bots: Based on the web search results, it seems that the dPMR modulation mask is accepted by the FCC for operation in the US. According to one source1, “dPMR equipment complies with the relevant European standard ETSI EN 301 166 as well as the FCC emission mask applicable for operation in the US.” Another source2 states that “dPMR uses 4FSK at 2400 Bd. The dibits are mapped to +/-1050 Hz and +/-350 Hz from the center frequency. Because the emission mask is so tight, two 6.25 kHz dPMR signals can be used next to each other within a 12.5 kHz channel without causing interference to each other or adjacent channels.” A third source3 confirms that the dPMR modulation scheme would comply with the FCC emission mask mandated for LMRs to have a 6.25-kilohertz capability. dPMR and the ultra narrow version of NXDN are similar except they use a different CAI, common air interface, protocol. In fact there was a European version of a Kenwood NXDN radio that could be converted to dPMR per the brochure. NX-220E-320E.pdf Quote
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