Handheld Battery Powered Digital Synchro Meter

DSM-4 - Control Sciences Inc. (Control Sciences)

The DSM-4 is the handheld battery powered digital synchro meter with a large four digit LCD display. It is auto-ranging to accept virtually all standard military synchro signals. The DRM-4 is a handheld battery powered digital resolver meter. A dual range switch provides compatibility with all low-level resolvers ranging from 3.5V to 14V.