Retevis dual band dual PTT DMR GPS RT52 is a Amateur radio, frequency range UHF 400-470MHz and VHF136-174MHz,dual band dual display own VFO mode for programming manually. 4000 channels, 250zones, 16ch each zones. RT52 has DTMF function in analog mode.Simply know about Retevis RT52 following
Sometimes some customers will overwhelmed said their walkie talkies can not work.they will think the radio is broken,sometimes it’s not.So what should we do when walkie talkies can not work?Now let’s discussion this problem follow the steps,please reference it. Walkie talkies can’t work,this is a very vague statement,there are servel situations about walkie talkies don’t…
How to set the DTMF to achieve the private call on RT87? Many customers talking about the DTMF, so what is the DTMF? In short, DTMF is the Abbreviations of Dual-tone multi-frequency signaling, It is a channel with tone to represent the digital method, it can be used in analog voice channel transmission signaling, so in…