Part="LM2902"> Low-Power, Quad-Operational Amplifiers, DIP-14/SOIC-14/SSOP-14 Dual Operational Amplifiers, DIP-14/SOIC-14 | | J2 | 1 | Conn_01x02 | SIP socket, 2.54 mm, 1x2 (see [build notes](build.md)) | | Q1, Q2, Q3 | 3 | 10uF | Polarized capacitor | | | R3, R21, R27, R28 | 3 | 10uF | Electrolytic capacitor | | | | | U3 | 1 | LED | Light emitting diode | Tayda | A-804 | | .
alt
click/enter