Tag: VM-417

Basics Of The VM-417 Diagnostic CCTV Meter

Basics Of The VM-417 Diagnostic CCTV Meter By Christian M Gillman For surveillance installers a Difinitron VM-417 can at times be a very powerful tool in their arsenal for diagnosing video signal problems in a customers surveillance system. What Is…

A Surveillance Installers Dream

If you are a surveillance installer who is constantly hooking up and troubleshooting customers surveillance systems; then have we got the tool for you.  The Difinitron VM-417 is an amazing piece of hardware than can take a beating and keep…