A Versatile Digital Programmer for Pulsed Nuclear Magnetic Resonance Spectroscopy |
Common terms and phrases
100 nanosecond pulse 7400 NAND gates back panel BNC connector C-P/Norm capacitor chan channel module Circuit diagram Circuitry clear operations clear pulse clock and channel coaxial lines coincidence circuits Connector Pin Connections count inhibit CYCLES thumbwheel bank delay device Eight Pulse Cycle Evans Eight pulse Figure four channels Four Pulse fourth input ground plane Guide to Debugging Haeberlein-Waugh IC's Internal Time Counter J-K flip-flop LED's main clock module module's front panel msec nect NUCLEAR MAGNETIC RESONANCE number of pulses operating instructions output monostable Placement of integrated power supply preceding channel provides Pulse Int pulse is produced Pulse Number Counter pulse programmer pulse sequences pulse to channel PULSE WIDTH Push clear pushbutton r. f. gates relay rack REPETITION PERIOD reset inhibit RF GATE rotary switch Saturation Burst socket soldered start pulse succeeding channel thumbwheel connections toggle switch trigger pulse TTL integrated circuits twisted pair type of module typical channel wire-wrap