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Squeeze Keyer ETM-3C

Squeeze Keyer ETM-3C; Samson, Margot; (ID = 533469) Morse+TTY
 
Squeeze Keyer ETM-3C; Samson, Margot; (ID = 821640) Morse+TTY
Squeeze Keyer ETM-3C; Samson, Margot; (ID = 814594) Morse+TTY Squeeze Keyer ETM-3C; Samson, Margot; (ID = 814595) Morse+TTY
Squeeze Keyer ETM-3C; Samson, Margot; (ID = 210620) Morse+TTY Squeeze Keyer ETM-3C; Samson, Margot; (ID = 210621) Morse+TTY
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Squeeze Keyer ETM-3C; Samson, Margot; (ID = 814594) Morse+TTY
Samson, Margot;: Squeeze Keyer ETM-3C [Morse+TTY] ID = 814594 933x676
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For model Squeeze Keyer ETM-3C, Samson, Margot; Osburg
 
Country:  Germany
Manufacturer / Brand:  Samson, Margot; Osburg
Brand
 
ETM
Year: 1974–1977 Category: Morse-Equipment & TTY, RTTY, TDD etc.
Semiconductors (the count is only for transistors) 4: BC238 MPS-A92 BC308 BC238
Wave bands - without
Details
Power type and voltage Dry Batteries / 4 x 1,5 (AA) Volt
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: Squeeze Keyer ETM-3C - Samson, Margot; Osburg
Material Metal case
Shape Tablemodel, with any shape - general.
Notes

Vollautomatische elektronische Zweihebel-Morsetaste (Squeeze-Prinzip) mit Tastrelais-Ausgang in Reed-Technik und eingebautem Mithörton.

Ausführung in CMOS-Schaltung (ETM-3C).

Bestückung mit 6 C-MOS-Bausteinen:

3 x 74HCT00
2 x 74HCT73
1 x 74HCT02

Die Version mit eingebautem Netzteil nennt sich ETM-3b.

Net weight (2.2 lb = 1 kg) 1.5 kg / 3 lb 4.9 oz (3.304 lb)
Collectors' prices  
Mentioned in Gregor Ulsamer, Faszination Morsetasten, Emden 2001

Model page created by a member from D. See "Data change" for further contributors.



All listed radios etc. from Samson, Margot; Osburg
Here you find 19 models, 17 with images and 18 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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