Collection Item 

Magiclick 880
Brand:  Magiclick 
Model:  880 CientÃfica (Scientist) 
Origin:  Argentina. 
Introduction:  1975, this example was built in 1976 (datacode on the chip). 
Type:  Scientific desktop calculator with very big LED display. 
Functions:  4Basic function with constant plus: SIN/COS/TAN and inverses, Ln/LOG and inverses, square root, x^y, 1/x, Pi. It has a memory with keys M+, M, X<>M, X<M, X>M and the rare key M+X^2. There are no MC or MR keys! 
Display:  8 big digit LED display in one block. Each digit has 7 standard segments plus decimal point indication. Also there is a special digit at the far left for negative and overflow indication. There is no memory content indication. 
Keyboard:  20 keys on metal membrane over a printed circuit and 2 sliding switches for angle selection and On/Off. 
Main chips:  A "Calculator on a chip" Rockwell A4002CA chip with datecode 7608 (August 1976). 
Logic comments:  Expressions are inputted in algebraic format without parenthesis. The memory register usage is quite unusual with the rare key M+X^2 and the lack of MC and MR keys. Overflow error is recoverable pressing C. There is no 0 error, but this calculator has the decimal point ghost behavior: 2.25 + 3.75 gives 6.00 instead of 6. 
Remarks:  Desktop version of the portable Magiclick 480 CientÃfica. Magiclick made a complete line of portable and desktop calculators based on the design of Novus calculators. 
Size:  8.86 x 4.53 x 1.77 in, 225 x 115 x 45 mm. 
Condition:  (7/10) Good, very acceptable, minimum marks on casing, full working. 