A labelled MIL/ANSI symbol for an <a href="https://en.wikipedia.org/wiki/Buffer_amplifier" class="extiw" title="en:Buffer amplifier">Buffer</a>. <i>A</i> is the input, <i>Q</i> is the output
<a href="//commons.wikimedia.org/wiki/User:Inductiveload" title="User:Inductiveload">Inductiveload</a>
2009-01-16
<span class="int-own-work" lang="en">Own work</span>