AC voltages are usually characterized by rms, or "root mean square" voltage. When AC voltage is rectified and filtered, the peak voltage (no load) is about 1.4 times the rms voltage. 12 x 1.4 = 16.8
AC voltages are usually characterized by rms, or "root mean square" voltage. When AC voltage is rectified and filtered, the peak voltage (no load) is about 1.4 times the rms voltage. 12 x 1.4 = 16.8