Lib="Amplifier_Operational" part="LM2902"> Low-Power, Quad-Operational Amplifiers, DIP-14/SOIC-14/SSOP-14 Dual Operational Amplifiers, DIP-14/SOIC-14 Low-Power, Dual Operational Amplifiers, DIP-8/SOIC-8/TO-99-8 | | | R24, R26, R28 | 3 | 2_pin_Molex_connector | 2 pin Molex connector 2.54 mm spacing Q1, Q2, Q3 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS *(optional) SIP socket, 2.54 mm, 1x10 Pin header, 2.54 mm, 1x4 Light emitting diode Push button switch, generic, symbol, four pins D Momentary Switch, dual pole double throw K switch single-pole double-throw spdt ON-ON D Double Pole Single Throw (SPST) switch, small symbol D 7x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D 4x DIP Switch, Single Pole Single Throw (SPST) switch, separate symbol D 7x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D 4x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D 10x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D 6x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D 12x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D 4x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol D 12x DIP Switch, Single Pole Single Throw (SPST) switch with Signal Lamp, generic K switch single-pole double-throw spdt ON-ON D Screw terminal, single row, 01x03 D 2x5 pin shrouded header 2.54 mm 2x5 Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) | | C9 | 4 .../PCB/precadsr_Gerbers/precadsr-F_Mask.gbr | 4 .../PCB/precadsr_Gerbers/precadsr-job.gbrjob | 128 .../PCB/precadsr_Gerbers/precadsr-NPTH.drl | 17.