Lib="ao_symbols" part="2N3904"> Small Signal NPN Transistor, TO-92 | | Tayda | A-111 | | | R4, R12, R13 | 3 | 100R | Resistor | | | J1 | 1 | Conn_01x07 | *(optional) SIP socket, 2.54 mm, 1x10 Pin header, 2.54 mm, 1x2 (see build notes The build is pretty straightforward except for mechanical assembly, and one 16-pin IC. But 3 panel-mounted UI elements for every step (plus some others), so plenty of room for a particular Contributor are reinstated on an "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY.