There was made an analysis on the stimulation system in Republic Vilnius mental hospital, a questionare for employees was given and some failings were found there.

• 此刺激器之主要设计原理是以低频弦波调制中频载波产生中频刺激信号。输出波形是利用两组弦波产生电路，经过具有将信号平均调变功能的四象限乘法器合成调制波。