It's been over two years since I looked at the 121GW prototype. I wanted to allow Dave and UEI plenty of time to address the problems before reviewing it.
In Part 1, I perform a basic functional test of the meter and have a quick look inside.
Feel free to join the thread:
http://www.eevblog.com/forum/testgear...
An old video explaining the transients I apply:
• Programmable Transient Generator, Part 3 C...
The data for the meters I have tested may be found here: https://docs.google.com/spreadsheets/...
Answers to Frequently Asked Questions may be found here: https://docs.google.com/document/d/1g...