Labels Milestones
Back| TL074 | Quad operational amplifier, DIP-14 | | R21, R22, R23 | 3 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 | | | | | | | | Tayda | A-3545, A-3489, or A-3499\*\*\* | | S1 | 1 | ICM7555xP | CMOS General Purpose Timer, 555 compatible, PDIP-8"/>