Category Archives: Digital Modes (VHF/UHF)

OpenGD77 on the TYT MD-9600 / Retevis RT-90

Posted on May 22, 2022 by Daniel

I always like the MD-9600 as a radio but disliked the firmware. Therefor I got really excited that I read that OpenGD77 got ported to this radio. I started with a v2 hardware radio and installed the Alpha version that … Continue reading →

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Radioddity GD-77: This is a wonderfull DMR radio for a fantastic price!

Posted on October 8, 2017 by Daniel

I ordered this radio as soon as it became available without any expectations. The price was so low that I did not expect much. Also as I already had a RT-82 I did not really need it, I was just … Continue reading →

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MMDVM DMR calibration

Posted on May 29, 2017 by Daniel

F5UII wrote an excellent article on how to calibrate a MMDVM repeater. Both with a spectrum analyzer or with a simple (RTL) SDR USB stick as an alternative to a spectrum analyzer.  Great stuff, please have a look; Install MMDVMHost … Continue reading →

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This is a great and very helpfull website: TYT MD380 Tools

Posted on April 23, 2017 by Daniel

Please have a look at the following Website. As I have been flashing the Retevis RT3 and MD380 for a long time manually now, I still thought this website to be very helpfull. TYT MD380 Tools It has a very nice … Continue reading →

Posted in DMR, TYT MD380, VHF/UHF Transceivers | Comments Off on This is a great and very helpfull website: TYT MD380 Tools