Bird 3128A

Single Carrier, Wattcher RF Monitor

The 3128A Monitoring and Alarm System can automatically activate a variety of safety and equipment protection measures when it detects an abnormal antenna system load condition. The 3128A simultaneously displays forward and reflected power for 100 mW to 10 kW systems and signals audible and visual alarms if reflected power exceeds the limit set for more than 50 ms. The instrument's DPDT interlock relay can also be wired to shutdown the transmitter, activate de-icing equipment, signal a remote alarm and initiate other measures to protect your equipment from high VSWR.

Features

• Mirrored scale meters aid reading and help eliminate parallax
Seperate push-button reset control and LED indicators added
Rear connection panel speeds installation or removal
EMC compliant

Bird 3128A datasheet & specifications