Hickok Electrical Instrument Company:

Model Date Group Description
155 30 October 1940Analog multimeterTraceometer
203 24 November 1947Analog multimeterVolt Ohm Capacity Milliammeter
203PR 24 November 1947Analog multimeterVolt Ohm Capacity Milliammeter
244 Power supplyMobil/Comm DC Power Supply
3310 1971Digital multimeter
510X 10 October 1938Valve characteristic meterDynamic Mutual Conductance Tube Tester
512 Amplifier10MHz Solid State Triggered Oscilloscope
536 Valve characteristic meterTransconductance Tube Tester
539B 25 August 1953Valve characteristic meterTransconductance Tube Tester
539C 1968Valve characteristic meterTransconductance Tube Tester
6000A 1967Valve characteristic meterDynamic Mutual Conductance Tube Tester
799 Mustang 1965Valve characteristic meterDynamic Mutual Conductance Tube Tester
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