HI-3638
Measure ELF and VLF Electric Fields with the HI-3638 Electric Field Survey Meter. Full ELF and VLF capability to the Swedish MPR and the proposed IEEE P-1140 test requirements in a single meter makes electric field testing quick and simple.

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HI-3624 Power Frequency Magnetic Meter
The Model HI-3624 ELF Magnetic Field meter is specifically designed as a low cost, easy to use instrument for measuring ELF Magnetic Fields.

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HI-3604 ELF/Power Frequency Survey Meter
The Holaday HI-3604 is a portable field strength meter for measuring both electric and magnetic fields. The HI-3604 is designed to evaluate fields associated with 50/60 Hz power lines and household wiring.

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HI-3627 Isotropic Magnetic Field Meter
Make isotropic measurements easily and accurately with the HI-3627 Magnetic Field Meter. The HI-3627 is designed for frequencies from 5 to 2000 hertz, such as those emitted by VDT's, household wiring, power lines and appliances.

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