... panel, at just price.Features:1) Testing TV characteristic and leakage current of aluminum foil (2-position switch)2) CC (constant ... 1mA, 2mA, 4mA (custom-made)3) CV (constant voltage in leakage current state): adjustable from 0~800V (4-position switch: 50V ... for testing aluminum foil"s TV characteristics, capacitor"s voltageand leakage current2) For testing dynatron, diode, SCR and other electron ...