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SYSid Specifications |
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SYSid System Specifications |
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Number of input channels |
2 |
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Number of output channels
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2 |
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Maximum stimulus amplitude |
10 Volts |
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Maximum sampling rate |
50 kHz |
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Maximum number of averages |
32,768 |
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Maximum length of stimulus |
32,768 (both channels simultaneously)
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DSP-16+ Digital Specifications |
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Processor |
TI TMS320C25 DSP; 40 MHz, 10 MIPS |
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Program/Data memory
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16 Kwords zero wait-state standard, w/64K |
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Data buffer |
256 Kwords dynamic RAM, 1 Mword option |
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Sample rate |
Programmable from 20 Hz to 50 kHz |
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Interface |
4 I/0 ports and 64 kBytes memory, switch selectable |
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Power requirement |
2.2 A @ 5V, approximately 11 watts |
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DSP-16+ Analog Specifications |
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Analog connections |
3-pin mini-XLR female, balanced |
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Input impedance
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10 kOhm Balanced |
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Input protection |
300 kOhm series resistance; clamp diodes to ±15V |
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Input gain adjustment |
1.0V-10.0V (0.707 Vrms-7.07 Vrms) |
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Input bandwidth |
DC to 20 kHz (-1 dB) |
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Input filter type |
3-pole Tschbyschev, 0.23 dB ripple
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Input sampling |
Simultaneous (within 200 nanoseconds) |
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Output level
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±10V peak full scale |
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Output dynamic range |
95 dB typical, 20 Hz to 20 kHz |
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Output THD, max. level |
0.0026% @ 1 kHz, 0.0330% @ 10 kHz typical |
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Output filter type |
5-pole Tschbyschev, 0.25 dB ripple |
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Output impedance |
100 Ohm |
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Output protection |
100 kOhm series resistance; clamp diodes to ±15V |
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Harmonic distortion |
0.005% typical, 0.008% max. @ 1 kHz max level |
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Frequency response |
-0.3, +0.5 dB typical, DC to 20 kHz |
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Dynamic range |
88 - 90 dB typical, 20 Hz - 20 kHz band, 85 dB min. |
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Crosstalk |
82 dB @ 1 kHz, 60 dB @ 10 kHz, typical |
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