This is a picture of a home made key using a hack saw blade and has been used for many QSOs with Rogerio's Atlas 210X for portable work.
Here is another home made key, using brass and parts from a high power relay - nice work!
Portuguese military training key, before restoration.
The above key after restoration!
Two Whiterook keys (PP3 type battery for size indication). Made in USA.
A British McMurdo Key, as used in the Portuguese army during the African war.
How is this for a beauty! Made by Artisana in the Balearic Islands.
One of Rogerio's favoutites! Used by portuguese troops in World War One, probably for wire telegraphy, as radios were not available then. It is engraved with the logo of the Barriao factory and a serial number, just visible and CEP (Corpo Expedicionario Portugues).
Restored from a very rough condition, here is another fine example of a Portuguese forces' key. Good restoration work again.
J-37 key in working position (strapped to the calf).
J-37 key 'closed'.
The Jarvilliers key (South Africa).