Meridian America 21, 51, 61, 71 - page 315

4 Memory description
Table 2
QPC memory module packs per system-
Memory MS/S
N XN NT/FIT XT ST
size
128K 1 - 478 l-479 1 - 479
192K 1 - 423 l-426 1 - 426
256K 2 - 478 2-479 2-479
OR
1 - 674
320K l-426
1 - 478
+ +
1 - 479 l- 479
384K 2-426 2-426
512K 1 - 672 1 - 672 1 - 673
576K 3-426
768K 4
- 426 1 - 583 1 - 583
1536K 1 - 583 2 - 583
2304K 3 - 583
Note : 1K = 1024 words. Storage capacity of the:
- QpC423 memory circuit pack is 192 x 1024 or 196,608 words
- QPC426 memory circuit pack is 192 x 1024 or 196,608 words
- QPC478 memory circuit pack is 128 x 1024 or 131,072 words
- QpC479 memory circuit pack is 128 x 1024 or 13 1,072 words
- QPC583 memory circuit pack is 768 x 1024 or 786,432 words,
with 25bit words for NT and XT machines
- QPC672 memory circuit pack is 512 x 1024 or 524,288 words
- QPC673 memory circuit pack is 512 x 1024 or 524,288 words
- QPC674 memory circuit pack is 256 x 1024 or 262,144 words
Memory calculations 553-2201-151 Appendix 1
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