Gerät 32620

Gerat 32620 is a device that was used for many number stations most notably g03 gongs which is very well known.The device has buttons which are numbers(ovbiously) and the achtung and trennung sounds are built in and there are many buttons which are for some reason in english .The device was apparently first used in 1980 or 1981 for g03 gongs and was preceeded by schnatterinchen a mchine which was used 1964-1979.

videos:https://www.youtube.com/watch?v=KgYoSTyDSmk

https://www.youtube.com/watch?v=KgYoSTyDSmk

other links:https://www.cryptomuseum.com/spy/owvl/32620/index.htm https://www.mikrocontroller.net/topic/450861 in german only