Check the listing for details. Vintage Weston Instruments Model 433 AC Voltmeter 0-20V Analog Test Meter. Condition: Used, Made in U.S.A.. Listed at 36.76 USD. This is a vintage Weston Instruments Model 433 AC Voltmeter, an analog test meter manufactured by the Weston-Newark Division in Newark, New Jersey, U.S.A. The unit features a clear analog display for measuring Alternating Current (AC) voltage, with visible ranges up to 20 Volts. The meter face also indicates 'DAYSTROM, INCORPORATED WESTON INSTRUMENTS DIV.'. It includes a 'ZERO CORRECTOR' adjustment. The side features range selector knobs, specifically marked for 10V and 20V. A 'GENERAL ELECTRIC' property sticker is also present on the front. This item is ideal for collectors of vintage test equipment, historical electronics enthusiasts, or those in need of a classic AC voltmeter for specific applications. Please examine all photos for condition and details. Unit is sold as-is.