TDT RZ2 Manual page 52

1-46
A/D
Fiber Optic Ports
Digital I/O
A and B Microphone Amplifier
High Pass Corner Frequency
Programmable Attenuation
Hardware Attenuation Settings
Manual Attenuation
Amplification
RZ6 Multi I/O Processor
+/- 10.0 Volts, 175 mA max load
Voltage Out
115 dB (20 Hz - 80 kHz at 5 Vrms)
S/N (typical)
-90 dB (1 kHz output at 5 Vrms)
THD (typical)
31 (Serial numbers > 2000)
Sample Delay
47 (Serial numbers < 2000)
2 channels, 24-bit sigma-delta
Up to 195312.50 Hz
Sample Rate
DC - 0.44*Fs (Fs = sample rate)
Frequency Response
+/- 10.0 Volts
Voltage In
115 dB (20 Hz - 80 kHz at 5 Vrms)
S/N (typical)
-90 dB (1 kHz output at 5 Vrms)
THD (typical)
66 samples
Sample Delay
Optional Input Available on RZ6-A-P1 only
Supports 4-channel Medusa preamplifier or HTI3 Head
Tracker Interface (serial number 1007 and greater)
8 programmable bits: 3.3 V, 25 mA max load
2 programmable bytes (16 bits): 5.0 V, 35 mA max
load
Single setting for both channels (AC coupled when
enabled)
3.6 Hz (Active only if the Amplifier is enabled)
20 to 65 dB
Gain Settings
5 dB
Gain Step Size
2 channels
1 sample
Switching Time
3 μsec
Settling Time
~370 mV
Transient Voltage
0, 20, 40, 60 dB
Single setting for both channels
0 to 27 dB
Attenuation Settings
3 dB
Attenuation Step Size
2 channels
< 0.1 dB from 50 Hz to 200 kHz
Spectral Variation
System 3