Here are some videos that were created by SEARC Past-President Dave W7PDQ to help folks become familiar with the equipment used and radio concepts. Plus a few other interesting videos.
Identifying sounds on a repeater, such as a double, and how they can be used to improve a net operation.
https://www.youtube.com/watch?v=j2W8y6bnzkg
IFR Radio Service Monitor Tour 2023 Jul by Dave 1
This is a basic tour of the functions used on the IFR Service Monitor when doing Amateur Radio Repeater Maintenance.
https://youtu.be/MsaBs8GqXwo
Repeater Controller Audio Levels Maintenance 2023 07 by Dave 2
This video provides a brief overview of repeater maintenance as it pertains to setting audio levels and deviation when using an Arcom controller.
https://youtu.be/n4b1d5mTcS4
Using Bird Wattmeter Demo 2023 July Dave 3
Demonstrates how a Wattmeter is used to test the performance of a radio and antenna by measuring forward and reverse power using a Bird brand wattmeter.
https://youtu.be/NkFK_Pa9YdY
Modulation and Deviation Demo 2023 July Dave 4
Demonstration video and explanation of two types of modulation, AM and FM, along with a discussion of “FM Deviation” and why its important when performing repeater maintenance.
https://youtu.be/hXa1PMMhk4w
HERE ARE SOME really good
NON-SEARC videos
You can see what “RF Deviation” looks like on a frequency spectrum analyzer.
And for a deep dive (30 minutes) you can geek out with this 1944 War Department video of FM basic principles. This has really good visuals for the difference between AM and FM and why we use FM!
Here is a WinLink video of Don Hillgaertner WA7TEM during a training that he did for WHO (Women Ham Operators).
NOTE: WinLink works only for Windows platforms, not Android or Apple.
https://youtu.be/EH4VxlSADUw
Here is a basic description of how to load the app on your Windows computer in this document:
W7BUhams.club/WinLinkDocument.pdf