JERROLD SYSTEM COMMANDER

CABLE TELEVISION MONITORS FOR MEASURING CABLE SYSTEM OPERATING PARAMETERS SUCH AS, FOR EXAMPLE AMPLIFIER SIGNAL OUTPUT LEVEL, POWER SUPPLY CURRENT AND TEMPERATURE, STANDBY BATTERY VOLTAGE, AND CENTRAL MONITORING COMPUTERS, MODEMS, VIDEO DISPLAY TERMINALS, AND PRINTERS FOR DISPLAYING THE STATUS OF SUCH MEASURED CABLE SYSTEM OPERATING PARAMETERS