SINCLAIR POCKET CALCULATOR, 1973

Cambridge calculator, the first of seven calculators produced by the company. This model was launched in August 1973 replacing the earlier Executive model and cost £32.95 inc VAT. Also in kit form for £27.95. Weighing less than 3.5oz. Nowadays we can get calculators for £1.00, how times change.

Your comments:

• the sinclair pocket caculator was the first caculator to have commercial use. in the 1970s,math teacher refused to let their student used a caculator because they belived it would made children mathmetical ability to decrease. despite being costly to student,it can only do basic math like +,-,x,:
  .......... nguyen dang quang , vietnam , 20th of May 2015
  
  

A0769