MINIPROBE

ELECTRONIC COMMUNICATIONS TESTERS FOR USE WITH TELEPHONE LOOPS, TELEPHONE TRUNKS, PRIVATE AUTOMATIC BRANCH EXCHANGE (PABX) LOOPS, PRIVATE AUTOMATIC BRANCH EXCHANGE (PABX) TRUNKS, PAIR GAIN APPARATUSES, PAIR GAIN LOOPS, DATA CIRCUITS AND STRUCTURAL COMPONENTS THEREOF, CELLULAR RADIO CIRCUITS, SATELLITE CIRCUITS AND ANALOG AND DIGITAL TRANSMITTERS