Labels Milestones
BackSPST LED OFF-ON lamp D Single Pole Single Throw (SPST) switch, small symbol D Push button switch, normally open, two pins, 45° tilted D Momentary Switch, dual pole double throw, separate symbols Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8