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Additional Pictures 

 

The sales box of the HX-3100 Data Modem sold around 1984 in the US.

This HX-3100 Data Modem for the CC-40 was manufactured in February 1984 by
Texas Instruments in Lubbock, TX (Date code LTA 0884 » wk 08 yr 1984).
The HX-3100 Data Modem can be operated with 4 AA-sized Alkaline batteries or an external power supply.
The bottom shell of the housing of the HX-3100 Data Modem removed.
The two printed circuit boards (PCBs) of the HX-3100 Data Modem are connected with a flexible jumper cable.
Close-up view of the main components of the HX-3100 Data Modem.


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If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, October 25, 2019. No reprints without written permission.