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Model 5500 Digital Data Pumper
A very versatile instrument used as a digital port tester or as an emergency status sensor.
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Model 5510-11 VHF/UHF Watt Meter
The Models 5510 (VHF) and 5511 (UHF) Wattmeters accurately measure RF power flow under any load condition.
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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.
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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.
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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.
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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.
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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.
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