Manual
Actual Playing Times:
The following tables show in seconds the capacities of several different types of EPROMs at several
different fixed bandwidths. All values shown are in seconds.
- 2 KHz Bandwidth (4,687 Hz UPDATE RATE) -
EPROM: 27C512 27C010 27C020 27C040 27C080
SIZE: 64K x 8 128K x 8 256K x 8 512K x 8 1M x 8
Number of bytes per EPROM: 65,536 131,072 262,144 524,288 1,048,576
1 EPROM (1 DR-50 MiniRepeater) 13.98 27.96 55.92 111.85 223.70
2 EPROMs 27.96 55.92 111.85 223.70 447.39
3 EPROMs 41.94 83.89 167.77 335.54 671.09
4 EPROMs 55.92 111.85 223.70 447.39 894.78
5 EPROMs 69.91 139.81 279.62 559.24 1,118.48
6 EPROMs 83.89 167.77 335.54 671.09 1,342.18
7 EPROMs 97.87 195.73 391.47 782.94 1,565.87
8 EPROMs 111.85 223.70 447.39 894.78 1,789.57
9 EPROMs 125.83 251.66 503.32 1,006.63 2,013.27
10 EPROMs 139.81 279.62 559.24 1,118.48 2,236.96
11 EPROMs 153.79 307.58 615.16 1,230.33 2,460.66
12 EPROMs 167.77 335.54 671.09 1,342.18 2,684.35
13 EPROMs 181.75 363.51 727.01 1,454.03 2,908.05
14 EPROMs 195.73 391.47 782.94 1,565.87 3,131.75
15 EPROMs 209.72 419.43 838.86 1,677.72 3,355.44
16 EPROMs 223.70 447.39 894.78 1,789.57 3,579.14
Each Expansion: 32 EPROMs 447.39 894.78 1,789.57 3,579.14 7,158.28
Repeater + 1 Expansion: 48 EPROMs 671.09 1,342.18 2,684.35 5,368.71 10,737.42
Repeater + 2 Expansions: 80 EPROMs 1,118.48 2,236.96 4,473.92 8,947.85 17,895.70
Repeater + 3 Expansions: 112 EPROMs 1,565.87 3,131.75 6,263.49 12,526.99 25,053.98
Repeater + 4 Expansions: 144 EPROMs 2,013.27 4,026.53 8,053.06 16,106.13 32,212.25
Repeater + 5 Expansions: 176 EPROMs 2,460.66 4,921.32 9,842.63 19,685.27 39,370.53
Repeater + 6 Expansions: 208 EPROMs 2,908.05 5,816.10 11,632.20 23,264.41 46,528.81
Repeater + 7 Expansions: 240 EPROMs 3,355.44 6,710.89 13,421.77 26,843.55 53,687.09
GILDERFLUKE & C
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