Microvoltmeter-RVFM-614-009-The-microvoltmeter-is-an-effective-&-robust-replacement-for-a-spot-galvanometer-with-nine-ranges-from-100-micro-V-to-3V-The-input-resistance-is-10M-Omega-V-&-is-1k-on-the-100V-range-which-is-considerably-better-than-a-spot-galvanometer-The-instrument-has-a-large-moving-coil-meter-which-can-be-auto-zeroed-by-a-membrane-button-switch-Input-is-by-way-of-4mm-sockets-or-for-very-low-voltages-where-a-shielded-lead-is-preferred-UHF-socket-Suggested-uses-inclu