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The Heterograph

The Heterograph ; Pacific Heterograph (ID = 1707753) Morse+TTY The Heterograph ; Pacific Heterograph (ID = 1707754) Morse+TTY
The Heterograph ; Pacific Heterograph (ID = 1707755) Morse+TTY  
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The Heterograph ; Pacific Heterograph (ID = 1707753) Morse+TTY
Pacific Heterograph: The Heterograph [Morse+TTY] ID = 1707753 700x569
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For model The Heterograph, Pacific Heterograph Co.; San Francisco (CA):
~1927 Heterograph Flyer
 
Country:  United States of America (USA)
Manufacturer / Brand:  Pacific Heterograph Co.; San Francisco (CA)
Year: 1926 Category: Morse-Equipment & TTY, RTTY, TDD etc.
Wave bands - without
Details
Power type and voltage Line (AC, UC or DC not known)
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: The Heterograph - Pacific Heterograph Co.; San
Material Various materials
Shape Tablemodel, with any shape - general.
Notes

For teaching Commercial Wireless Telegraphy.

Manufactured by Stone-Ryals Electric Co.

Price in first year of sale 30.00 $
Mentioned in - - Manufacturers Literature

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



All listed radios etc. from Pacific Heterograph Co.; San Francisco (CA)
Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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