Finnish P-12-14 aircraft radio used in bomber aircraft. The radio includes a homing device. Made by Puolustusministeriön Sähkölaboratorio (Finnish Ministry of Defence Electrical laboratory). Photographed in the Finnish Air Force signals museum. Note that the designation P-12-14 was also given to a German field radio Fu.d2 in Finnish army service, but the two radios are not related.
<a href="//commons.wikimedia.org/wiki/User:MKFI" title="User:MKFI">MKFI</a>
<span class="int-own-work" lang="en">Own work</span>