Labels Milestones
Back3 position switch, SP3T K switch SPST LED OFF-ON lamp D Single Pole Single Throw (SPST) switch, small symbol D 3x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D Push button switch OFF-(ON CMOS General Purpose Timer, 555 compatible, PDIP-8 Quad operational amplifier, DIP-14