Stepping motor control circuit Patent
Stepping motor control apparatus exciting windings in proper time sequence to cause motor to rotate in either direction
Thornwall, J. C.↗
Engineering topics
Thornwall, J. C.
Publications and source records attributed to Thornwall, J. C..
Pulse-type magnetic core memory element circuit with blocking oscillator feedback Patent
Pulsed magnetic core memory element with blocking oscillator feedback for interrogation without loss of digital information
Thornwall, J. C.↗
EMI problems in scientific payloads for space applications
EMI problems in scientific payloads for space applications
Thornwall, J. C.↗
A stepping motor drive circuit using magnetic core logic.
Magnetic core logic circuit system for bidirectional stepping motor drive voltage power supply control in proper phase and time sequence
Thornwall, J. C.↗
Design noise out of spacecraft payloads.
Spacecraft design for noise free payload, noting power supply isolation, connection, insulation and shielding
Thornwall, J. C.↗
A stepping motor drive circuit for space applications
Magnetic core circuit for supplying power to bi-directional stepping motors
Thornwall, J. C.↗
Solid-state wide-range low power camera timer for space applications
Timing device for controlling camera shutter during Aerobee rocket flight
CAMERA SHUTTER↗
Analog to digital converter for the s-57 ion- chamber experiment
Circuits used in analog-to-digital converter designed for satellite application
ANALOG-TO-DIGITAL CONVERTER↗
Analog-to-digital converter has increased reliability and reduced power consumption
Eight-bit analog-to-digital converter decreases average power consumption and increases component reliability. The converter uses solid-state components in pulse operation and magnetic core components for minimizing power consumption. The magnetic core components also increase reliability.
Thornwall, J. C.↗
ELECTRONICS FOR A SATELLITE GAMMA-RAY SPECTROMETER
Electronics for a satellite gamma-ray spectrometer
SUN↗