UHF Cellwave Duplexer Tuning

UHF Duplexer Tuning for Ham Repeater using a Spectrum Analyser and Tracking Generator.

Midland MXT 275 GMRS Radio Unboxing, Review and Test. Best Off Road Communications. Picked one up for the new Polaris RZR Build. Ideal radiio for off-road use in UTV’s, Jeeps, and even heavy equipment. #rzr #midland #gmrs #off-road #midlandusa Amazon Links to Products in this video: Midland MXT 275 - https://amzn.to/3qCyWIf Tram NMO Antenna - https://amzn.to/3k3FhtR NMO Cable - https://amzn.to/3qyuWZl X Clamp Mount - https://amzn.to/3qydyUp Getting a GMRS License - https://midlandusa.com/why-do-i-need-a-gmrs-license-how-do-i-get-it/

Basic UHF Repeater Troubleshooting.

I made a tab for NMO mount for the RZR. The mount is welded to a tube on the rear. I go over the process of tuning the antenna for both the UHF and VHF bands. Items used in this video TYT Radio - http://amzn.to/2DUajzn TRAM Antenna - http://amzn.to/2Bfobkx

This is a video of a Ebay purchase of a non-working Motorola R2210B HS Radio Service Monitor. In Part 2, I identify parts the will need to be replaced and how I tested the relays.

This is a video of a Ebay purchase of a non-working Motorola R2210B HS Radio Service Monitor. In Part 1, I disassemble the unit and access the LVPS (Low Voltage Power Supply) and begin repairs to see if this unit is repairable.

Long term BFDX TD-503 DMR Review

This is a modification I made to the Sylva NC 345 VHF Repeater. It is a Hamtronics REP 200 that has been in service for a number of years. I’ve added TX PL only during voice recieve PL.

Acopian 10,000 Volt DC Power Supply Teardown and Test.

Hacking Nortel Trimble Module for use as a frequency reference GPSDO for the DIY lab.

Replacing the TFTA Display Connector

Updated On-Semi Backlight.