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Vintage Sensitive Research Model DW Reference Standard Single Phase Wattmeter
- Item No : 146739365195
- Condition : Used
- Brand : No brand Info
- Seller : vcsiii50
- Current Bid : US $37.00
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* Item Description
- Sensitive Research model DW Reference Standard Single Phase WattmeterThis is a dynamometer design responding to DC and AC currents up to 800 Hz.The scale(depending on line voltage and current selected by the switch) ranges fro 125 W up to 1000 WIn very good condition, with card dating meter to 1962. Also enclosed with meter is a Calibration sheet from the Navy calibration center in Long Beach, Ca. The cal sheet indicates the meter was checked and agreed to specification as of 3-19-1991.The case is a composite (very rugged) material, with intact handle and feet. Very nice condition!The meter responds to input.Thanks for looking!
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