Author Archives: Cort Buffington


Folks, Tonight we completed the addition of NoCo 3171 to the list of dynamically linkable TGIDs on TS1. 0x49 DE N0MJS


After publishing the article MTR2000 and STM32-DVM-MTR2K: Analog + Digital, Playing Nice Together, the question almost immediately came up about availability and cost of MTR2000 Auxiliary I/O boards (CLN1206). Apparently, they’re not very easy to find, and can be prohibitively Read more…


You know the routine. It’s 2019, and which of us doesn’t go out and trawl around on eBay for repeater parts or commercial radios? I wanted to take a moment and outline why you get what you pay for, and Read more…


This is going to be a very short article, because while this is a really popular topic in my email inbox right now, it’s also a really simple one. The question is how to set up MMDVM for using an Read more…


In the fourth installment on the STM32-DVM-MTR2K, I want to take a deeper dive into the system and go through two ways up update the firmware on the MODEM. One is manual, and the other is automated, which you can Read more…


(Editor’s note: This is the third installment of our series of posts on the Motorola MTR2000 repeater and MMDVM board. All articles in this series can be found by searching the “MTR2K” category.) — Justin, NV8Q It’s something that I Read more…


(Editor’s note: This is the second installment of our series of posts on the Motorola MTR2000 repeater and MMDVM board. There will be future posts covering different aspects of the MTR2000/MMDVM integration. All articles in this series can be found Read more…


We at KS-DMR really like to do things right. We’re all about clean installs and top-quality equipment. Two of our favorite things are the Repeater-Builder STM32-DVM MMDVM Modem and the Motorola MTR2000 repeater. The MTR2000 is a really awesome package. Read more…


KS-DMR’s network back-end is hosted, for free, by the Kansas Research and Education Network (KanREN, Inc.). These guys have a multi-100Gbps backbone network and handle some pretty amazing stuff for the public universities. But I don’t like to look a Read more…


I’ve heard comments about an area DMR group with XPR8300s that have PA’s so questionable the sysops yell at people for using them. And others continue to struggle with the performance of the Yaesu DR series repeaters. Not KS-DMR. In Read more…