Pole double throw Precision Timers, 555 compatible, PDIP-8 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 Low-Power, Quad-Operational Amplifiers, DIP-14/SOIC-14/SSOP-14Switch, triple pole double throw, separate symbols K switch normally-open pushbutton push-button LED D MEC 5G single pole double throw, illuminated paddle, http://www.nkkswitches.com/pdf/gwillum.pdf switch single-pole double-throw ON-OFF-ON D Single Pole Single Throw (SPST) switch, small symbol D Switch, triple pole double throw, separate symbols"/>
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