Vintage 1950s Navy Multimeter Made In USA 🇺🇸
$ 147.84
Description
Vintage 1950s Navy Multimeter Made In USA 🇺🇸. Features: Housed in a durable, industrial casing with a carrying handle. Technical Details. RadioNerds +3. This item is a vintage AN/PSM-4D Multimeter, manufactured for the U.S. Navy Bureau of Ships by Electronic Equipment Engineering, Inc. in Dallas, Texas. * Item Type: Collectible military-grade test equipment. * Contract: NObsr-87234. * Features: Housed in a durable, industrial casing with a carrying handle. * Condition: Appearance suggests a used, vintage item. Equipment Overview * Model: AN/PSM-4D Multimeter. * Purpose: A portable, multirange volt-ohm-milliammeter designed for general-purpose electronic and electrical service work. * Key Features: It is shock-resistant and waterproof, featuring approximately 10 DC voltage ranges, 10 DC current ranges, 9 AC voltage ranges, and 5 ohmmeter ranges. * Historical Context: Developed during the mid-20th century (manuals for this series date back to at least 1953), it was a standard tool for naval technicians to maintain and troubleshoot shipboard electronic systems. * * RadioNerds +3 Technical Details * Measurement Capabilities: It can measure DC current, DC resistance, and AC, DC, and output voltages. * Included Accessories: Typically, the full unit came with a protective case, test probes (with tips, alligator clips, or telephone plugs), and a high-voltage probe capable of reading up to 5000 VDC. * Military Nomenclature: The "AN" prefix stands for Army-Navy, part of the Joint Electronics Type Designation System (JETDS) used to identify military electronic equipment.
