ThisEM Test EFT 500 Transient generator has been been tested to power on only, but no further.
eBay
Project Type: Generator Speed Regulator. 1 x generator speed regulator. Frequency setting range: 1000-7000Hz. Maximum output current: DC 4A. Speed sensor signal range: AC1-50V, 85-8500Hz. 1 x user manual.
eBay
eBay
eBay
eBay
FOB Phoenix. Local Pick up is acceptable.
eBay
eBay