110 memories and 6144 bytes
Price : ¥ 19800 (1997)
Kun special series
YAMAYO enterprise, which specializes in measurement instruments, used the FX-603p to install programs of calculation.
According to the resident programs, the series was called 603B, 603C or 603D.
The wallet of the special series FX-603D.
And the corresponding boxes
The program memo