DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This SR-50 was manufactured
in December 1974 by |
The printed circuit board
(PCB) of the SR-50 is centered around the TMC0501 / TMC0521 building blocks. |
The
additional PCB found inside the SR-50 with the display
drivers, the LED-display and the keyboard assembly for the keys. |
The display
bezel of this unique SR-50 calculator doesn't look like a Do-It-Yourself job.
|
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, November 1, 2011. No reprints without written permission.