Labels Milestones
BackNormally closed, generic, four pins D Push button switch, normally open, two pins, 45° tilted D Momentary Switch, single pole double throw, separate symbols Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14 | | | | U3 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-14/SOIC-14"/>