HY-AE adopts full linear power amplifier topology without SPWM switching noise, ultra-low sine distortion THD ≤0.5%, outputs pure alternating magnetic excitation signal covering 100Hz~30kHz (optional 100Hz~50kHz), fully compliant with GB/T 3655 & IEC 60404 national standards for silicon steel, amorphous & permalloy magnetic testing.

Power range 10VA~600VA, single-phase AC output 0~30Vrms, multiple accuracy grades: Class A 1%, B 0.5%, C 0.1%, D 0.05% metrology grade. Voltage resolution 0.01V, frequency resolution 0.01Hz, max frequency stability 1ppm. Compatible with ring samples, Epstein frames, transformer cores, Hall & piezoelectric sensor excitation stations.