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AC Ammeter

0-3 Amperes AC Model No. 155

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Ammeter

0-50 Amperes DC

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/669031723617e95024433059a97b9bd3.JPG image/jpeg thumbnail

Ammeter

0- 500 Amperes DC Model No. 1

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AC Ammeter with Case

0-1 amperes AC

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AC or DC VoltAmmeter

0-100 Milliamps, 0-30 Volts Model A, Poly-Ranger

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DC High Impedance Voltmeter-Null Detector

-10 to + 10 Volts Model 845AB

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Voltmeter 420

0-10 Volts DC Model 420

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DC Ammeter

0-15 Amperes DC

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DC Voltmeter

0-150 Volts DC

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AC Vacuum Tube Voltmeter

0-10 Volts AC

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Ammeter Shunt

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AC Voltmeter

0-10 Volts AC

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DC Voltmeter

0-150 Volts DC

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AC/DC Voltmeter

0-150 Volts AC or DC Style No. 35115

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Millivoltmeter

0-1500 MilliVolts DC

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MilliVoltmeter

0-50 MIlliVolts Model 45

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AC Voltmeter

0-2 Volts AC Type 483-A

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AC Voltmeter

0-3 Volts AC Type 486

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DC Voltmeter

0-150 Volts Cracked glass Cat.No. 3057N

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AC Ammeter

0-2 Amperes AC Cat.No 3064W

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AC Voltmeter

0-600 Volts AC Model RA

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/8f11869e42039558ad9a67e3cae9dc52.JPG image/jpeg thumbnail

DC Voltmeter

0-150 Volts DC Model KX-25

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DC MilliAmmeter

0-750 MilliAmperes Model 1

http://omekax.grinnell.edu/PhysicsInstrumentMuseum/files/original/3c3564f5864d13f9311a6d9f7e985686.JPG image/jpeg thumbnail

AC Voltmeter

Pattern No. 11