Test and Calibration

Model 5500 Digital Data Pumper
A very versatile instrument used as a digital port tester or as an emergency status sensor.



Model 5510-11 VHF/UHF Watt Meter
The Models 5510 (VHF) and 5511 (UHF) Wattmeters accurately measure RF power flow under any load condition.



Model 5512 Telewave Watt Meter
A compact versatile instrument used for direct measurement of forward and reflected radio frequency power. The advantage of this unit is that is does not require slugs or inserts.



Model 5515 HF / UHF Antenna Analyzer
The Model 5515 Antenna Analyzer combines four basic circuits: a wide range oscillator, a frequency counter, a SRW meter, and an impedance meter.



Model 5520 Humidity Calibrator
The Model 5520 makes calibration and spot checking of humidity probes and transmitters easy and reliable. Also allows for temperature calibration.



Model 5525/26 Portable Digital Pressure Indicator and Calibrator
The Model 5526 Portable Digital Indicator & Calibrator is designed for use in remote locations where AC power is not available and pressure based instrumentation is to be serviced and calibrated.



Model 8025 Remote Field Station Tester
Provides a mean to verify the radio transmissions of High Sierra Electronics Model 3300 Store & Forward Repeater and the 3200 Series of ALERT/IFLOWS Data Transmitters.