A.W. Sperry SP-170B analog multimeter with test leads, ohms/DCV/…
A.W. Sperry SP-170B analog volt-ohm-milliammeter shown with red and black test leads; selectable DC volts to 1000, AC volts to 1000, ohms x1-x10K and DC current ranges.
SAFETY FUSE iW PFOTFCTION - AW. SPERRY P0|arity /100() 3.) H XIOKj ---x100 OHM \____....x1_J v 0cm ' DCXOA
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