Pulse generator from Berkeley Nucleonics comes in 4- and 8-channel versions

The Model 577 digital delay/pulse generator provides the ability to select timing references for each channel, as well as control of both the delay and width of each channel and independent channel amplitudes and polarities. It comes in 4- and 8-channel versions with options that allow combination of optical and electrical outputs in pairs.
Berkeley Nucleonics
San Rafael, CA
www.berkeleynucleonics.com