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Low-Power, Quad-Operational Amplifiers, DIP-14/SOIC-14/SSOP-14 Schottky Barrier Rectifier Diode, DO-41 D3, D4, D5, D8, D9, D10 100V 0.15A standard switching diode, DO-35 Pin header 2.54 mm spacing Pin header 2.54 mm 2x5 | | | R25, R27, R29 | 3 | A1M | Potentiometer | | | | Tayda | A-3588 | | | Tayda | A-157 | | Tayda | A-1672 | | | | J9 | 1 | SW_SPDT | SPDT miniature toggle switch ON-ON SPDT miniature toggle switch ON-ON SPDT miniature toggle switch ON-ON | | | Q1, Q2, Q3, Q4, Q5 | 5 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 R16, R17, R19, R20 | 4 .../PCB/precadsr_Gerbers/precadsr-B_Mask.gbr | 481 .../PCB/precadsr_Gerbers/precadsr-B_Paste.gbr | 4.

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