DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This Litronix Checkmate (Second version) was manufactured in 1972 in Malaysia. |
The batteries of the Litronix Checkmate. |
The dismantled Litronix Checkmate with the Wild Rover Corp. keyboard. |
The printed circuit board
(PCB) Litronix Checkmate with the Litronix LIT-019 Integrated Circuit and three LED Display modules. |
Close-up of the Litronix LIT-019 calculator chip. |
Close-up of the three LED Display modules. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, June 26, 2019. No reprints without written permission.