These unusual EMI sources may be used to perform pre-compliance testing (radiated or conducted immunity) to help determine the immunity characteristics of your circuits or product.
1. Chattering Relay (120VAC powered) – can produce strong broadband emissions all the way out to at least 1 GHz.
2. 3 VDC Motor – produces strong emissions out to about 750 MHz.
3. Pocket Plasma – produces broadband frequencies up to 10 MHz.