Cleveland, Ohio—RF test equipment maker Keithley Instruments, Inc. is dishing up its handheld Model 3500 Portable RF Power Meter. Billed by the company as the first lab-quality portable RF power meter ...
Portable meters have been in use for over 100 years. Unlike many of today's digital multimeters that can measure ac and dc volts, resistance, current, capacitance, temperature, and more in a single, ...
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