DMR Radio – DV4mini – Raspberry Pi 3

DMR Radio – DV4mini – Raspberry Pi 3 The DMR Radio – DV4mini – Raspberry Pi 3 combination have been in use for a few weeks here at the AB3BO qth. A UHF TYT MD-390 makes up the DMR Radio in this system. This system has worked well at home. The MD-390 is loaded with the KD4AZ MD-380ToolsVM which is available at […]

Image of a DV4mini and a Raspberry Pi 3

TYT MD-390

Radio Info

Radio Info – Over the past few days I have been delving a bit deeper into the realm of DMR Radio. I have had a TYT MD-390 for a few months but have kept it connected to a DV4MINI and Brandmeister. Now I am learning more and am able to make use of DMR through local repeaters. John’s site has been […]


Trail Maintenance – NCR Trail – March 2018

Trail Maintenance Over the past few days, crews with the Heritage Rail Trail Park of York County and the Maryland Park Service, have been working hard to clean up fallen trees and debri left over from a Friday’s wind storm. Many trees had fallen across the trail and railroad tracks. In Pennsylvania these fallen trees were providing an inconvenience for trail […]

Trail Maintenance - Heritage Rail Trail Park - York County

Push Talk two button mode

TS-2000 – Push to Talk – Resolution

TS-2000 – Push to Talk – Resolution – In Progress The AB3BO Shack has a Kenwood TS-2000 Transceiver (radio) and uses an interface sold by Gary Donner. As far as I know, Gary no longer sells the interfaces. I have had this interface for a number of years. The Donner interface connects to the radio via the ACC2 Port. The PTT […]


Icom IC-207H – Display Repair – Part 2

Icom IC-207H – Display Repair – Part 2 A few years ago, I replaced the back lights in my radio. I used 12 volt incadescent bulbs. The display had gone dark and needed repair. See the earlier post for reference and details on the control unit (display) initial repair. Unfortunately the bulbs did not last very long. Recently I acquired some […]

DS1 LED Mounted