Manufacturer: TEXAS INSTRUMENTS
Model: 1250
AKA: TI-1250
Year: 1975
Display: LED (8)
Circuits: TEXAS INSTRUMENTS: TMS0952NC
Dimensions:  
Power type: 9V
Origin: Italy, Hong Kong
S/N: 4975RCI
Owner: DEVIDTS Serge

 

Feature  

Description 

Case:  

 

Color case:  

Black

Color keyboard:  

Beige

Weight:  

 

Voltage selection:  

 

Adapter:  

 

Power consumption:  

 

Working condition:  

 

Printed Circuit Boards (PCB's):  

 

Memories:  

 

Memories indication:  

 

Prog. steps:  

N/A

Decimal point handling:  

 

Rounding:  

 

Calculation overflow indication:  

 

Input overflow indication:  

 

Divide by Zero indication:  

 

Square root of negative value indication:  

 

Negative value indication:  

 

Constant function:  

 

Auto Power-off:  

 

Display details:  

 

Keyboard details:  

 

Printer:  

None

Extra features/remarks:  

The same model as the TEXAS INSTRUMENTS: 1200 
but this calculator has four keys extra and a memory addition.

Initial price:  

 

Overall quality rate (1-10):  

 

OEM-copies:  

 

Other sources of info:  

DATAMATH, GEOFACTORY, TECLAS

Advertisements/Publications:  

Extract from Dutch Brochure

 

Calc + box + Instructions ^