Labels Milestones
BackAudioJack2 | Audio Jack, 2 Poles (Mono / TS), Switched T Pole (Normalling) | | J2 | 1 | Conn_01x10 | Pin socket, 2.54 mm, 1x4 | | | | L1 | 1 | Conn_01x07 | \*(optional) SIP socket, 2.54 mm, 1x4 | | J7 | 1 | 10nF | Film capacitor | | | R17, R19 | 3 | 4.7k | Resistor | | | | | S1 | 1 | LM358 | Low-Power, Dual Operational Amplifiers, DIP-14/SOIC-14 | | | U2 | 1 | ICM7555xP | CMOS General Purpose Timer, 555 compatible, PDIP-8"/>