Labels Milestones
BackA-3499\*\*\* | | | | | R4, R12, R13 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS *(optional) SIP socket, 2.54 mm, 1x4 Pin header, 2.54 mm, 1x4 | | | | | S2 | 1 | ICM7555xP | CMOS General Purpose Timer, 555 compatible, PDIP-8"/>