Rutherford B7B Pulse Generator Manual
http://www.bunkerofdoom.com/lit/rutherford/cmc_b7b.pdfThis is an oldie tube type unit using two 6DQ6's as a pulse amplifier and several types of multivibrator for timing. Programmed via front panel switches and controls.
+/- 50V pulses,
15ns minimum risetime,
50ns minimum pulse time,
rep rates from audio to 2MC.