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History of the manufacturer  

Dentsu Seiki Co., Ltd. - Zama

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Name: Dentsu Seiki Co., Ltd. - Zama    (J)  
Abbreviation: dentsu
Products: Model types

Dentsu Seiki Co., Ltd. - Zama;

Producer of Amateurradio equipment, especially morse keys. Predecessor of Hi-Mound.


This manufacturer was suggested by Bernd P. Kieck.

Some models:
Country Year Name 1st Tube Notes
66 Electronic Keyer DA-1   Dentsu Seiki Automatic Key DA-1.Fully automatic, semi-automatic keying and closing are pos... 
55 Swallow Bug BK-50   Dentsu Seiki Swallow Bug BK-50.Vorläufer der halbautomatischen Taste BK-100.