Hello ask ko lang if me copy kau ng bodybuilding competition nung late 90's pinalabas sa tv year 96-98 ata isa po sa nag complete ang papa ko baka po pwedeng maka kuha ng copy.
Im gonna make myself a real single pole single throw SPST balloon relay or maybe even a SPDT for extra fun, that is an electrical relay controlled by balloon,,, use 48volts to drive the balloon pump which will trigger a spring loaded microswitch driving a 240 volt load