Biddle Reference Corona Source

One of the plastic screws holding an outer support is broken off.

The Reference Corona Source (Biddle Instruments Cat. No. 66/15506) is a specialized high-voltage test device used primarily for calibrating and evaluating partial discharge (corona) detectors.

These detectors are essential in assessing the integrity of electrical insulation systems by identifying partial discharges, which can lead to insulation failure over time.
***MPN Cat No 66/15506
***OEM Biddle Instruments
***SKU*** 29572