Production build of 440 pieces of TeleMega v6.0 by
[Advanced Circuits](http://4pcb.com), received 2023.02.09 -
+## sn 11255 - 11758 ##
+
+Production build of 504 pieces of TeleMetrum v4.0 by
+[Advanced Circuits](http://4pcb.com), received 2023.02.18 -
+