A drawing of a <a href="https://en.wikipedia.org/wiki/DO-7" class="extiw" title="en:DO-7">DO-7</a> diode. This is a small glass-body diode generally used for signal diodes rather than power or rectification diodes.
<a href="//commons.wikimedia.org/wiki/User:Inductiveload" title="User:Inductiveload">Inductiveload</a>
2009-11-23
<span class="int-own-work" lang="en">Own work</span>