Vermes
Advanced Member level 4
It is a construction of active bass, which is a processed passive speaker to make the system portable. It consists of two transformers 57V approximately 1kW. Filtering is made by 10 batteries 3300uF. Power amplifier is Holton on 5 pairs of transistors with protections. Filter is an A-140 kit and subsonic 38Hz.
Pictures:
Link to original thread - Bas aktywny na małe imprezy.