Texas Instruments CI-7 Cassette Interface

Date of introduction:  1986 Display technology:  
New price:  $35.00 (SRP 1988) Display size:  
Size:  3.6" x 8.0" x 1.2"
 37 x 92 x 21 mm3
Weight:  10.7 ounces, 36 grams Serial No:  6024765
Batteries:  n.a. Date of manufacture:  
AC-Adapter:   Origin of manufacture:  Taiwan (I)
Precision:   Integrated circuits:  
Program steps:   Courtesy of:  Joerg Woerner

CI-7_Back.jpg (71294 Byte)The CI-7 Cassette Interface allows to use most cassette audio recorders to save programs or data files on tape. It interfaces to both the TI-74 and TI-95 or PC-324 through a 10-pin connector.

CI-7_PCB.jpg (99183 Byte)The internal construction of the CI-7 Cassette Interface is rather simple and the electronics is centered around two Integrated Circuits.



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Joerg Woerner, April 6, 2009. No reprints without written permission.