natus Quantum - Specifications; Product Specifications Overview

User & Service Manual Natus Quantum Amplifier
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5. Specifications
Specifications specific to Quantum breakout(s)
AC Channels
128 per breakout, cascade-able up to 256
AC Channels, Referential
128 per breakout
AC Channels, Differential
Programmable up to 8 per bank (112 ref)
Specifications specific to Quantum 64 breakout
AC Channels
64
AC Channels, Referential
64
AC Channels, Differential
Programmable up to 4
Specifications common to all Quantum configurations
DC Channels
16
Digital Trigger Channel
8-bit TTL
Pulse Oximetry Channels
SpO2, Pulse Rate
Input Impedance
Common Mode/DC Input Impedance: ≥ 1 Gohm
Differential Mode: 44 Mohm // 280pF +/- 20%
Input Noise
3
 2 uV pk-to-pk (0.1Hz to 100 Hz)
Common Mode Rejection ratio
≥ 106 dB min
Sampling Rates
256, 512, 1024, 2048, 4096, 8192, 16384Hz
Bandwidth
DC to 4288Hz (default HFF is 0.08Hz)
Input Signal Range
20mV pk-to-pk, +/-0.3VDC
Channel Crosstalk
< -67dB
Host Interface
Network Connection
Gigabit Ethernet DHCP
Direct Connection
USB 2.0 Hi-Speed, Gigabit Ethernet
Modes of Operation
Recording Mode
Tethered / Ambulatory
Ambulatory Mode
64GB Internal memory, Autonomy: at least 2h (with new
fully charged External battery pack)
3
1.8uV pk-to-pk noise is typical, 2uV pk-to-pk is guaranteed.