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Additional Pictures 

 

This Interton PC 2008 (Version 1) was manufactured in January 1973 in Germany.

The Interton PC 2008 is powered by four AA-size batteries.

The Interton PC 2008 calculator with its housing opened.

The Interton PC 2008 calculator uses two printed circuit boards (PCBs) for its electronics and keyboard.

The Main-PCB of the Interton PC 2008 (Version 1) is centered
around a General Instrument TMR 012 single-chip calculator circuit.

Close-up view of the General Instrument TMR 012 single-chip calculator circuit.

Close-up view of one of the two SN75491 Digit Drivers.

Close-up view of the CA3082 Transistor Array to demultiplex the Digit Outputs of the TMR 012.

Close-up view of the Bowmar R7H-122-9 style Display module.




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© Joerg Woerner, November 13, 2025. No reprints without written permission.