Dual Channel Signal Channel
Frequency range DC to 400MHz
Voltage Input Mode Single-ended or Differential
Full-scale sensitivity 1 nV to 2 V in 1-2-5 multiples step order
Input impedance 50 Ω or 10 MΩ//15 pF, AC or DC coupled
Dynamic reserve >120 dB
Gain accuracy 0.2% standard, 1% maximum
Equivalent input noise 4 nV/√Hz (> 100kHz)
Analog-to-digital conversion 14bit, 1GSa/s
Dual reference channel
Inputs
Frequency range DC to 400MHz
Reference Input Square or Sine Wave
Input impedance 50Ω or 10 MΩ//15 pF, AC or DC coupled
Square reference level 𝑉IH>3V, 𝑉IL<0.5V
Sine reference signal >1 Hz
>300 mVpp
Phase
Resolution 1u°
Absolute phase error <1°
Differential phase error <0.001°
Harmonic detection 1 - 65535F (nF < 400MHz)
Acquisition Time
Internal reference Instantaneous acquisition
External reference 100 signal cycles or 1.5 ms (>100kHz)
Two signal generators
Frequency range DC to 400MHz
Frequency resolution 1 uHz
Sine amplitude 1uVrms to 1.5 Vrms
Resolution 1uVrms
Tolerance 0.5% standard, 1% maximum
Temperature stability 100 ppm/°C
Bias range ±3V
Output Impedance 50Ω
Demodulator
Number 2
Input Signal Selection Signal Channel CHA or Signal Channel CHB
Stability
Digital output No zero drift for all settings
Display No zero drift for all settings
Harmonic rejection -90 dB
Time constant 25 ns to 4.4 ks 6,12,18,24 dB/oct steepest fall-off
Measurement bandwidth 40uHz to 6MHz
Filter drop 6,12,18,24,30,36,42,48 dB/oct drop
Display
Screen 5.6-inch, 640 x 480 TFT color LCD screen
Screen format Single-channel or dual-channel display
Display values X,Y,R,θ values can be displayed on each channel.
Display type Digital display, bar graph
Color Style Yellow, Green
Auxiliary Inputs and Outputs
AUX Inputs
Function 4-channel input
Amplitude ±10 V, 0.1 mV resolution, 0.1% + 20 mV accuracy
Impedance 1 MΩ
AUX Outputs / CH Outputs
Function 4-channel output
Amplitude ±10 V, 0.1 mV resolution, 0.1% + 20 mV accuracy
Drive Current ±30 mA max
Sync Input/Output
Function 3.3V TTL external trigger for data storage
10MHz Clock Input/Output
Function Instrument clock input/output for multi-computer synchronization
Communication Interface
RS-232 Standard 9-array RS-232 female socket
USB2.0 USB2.0 high-speed communication interface
Enternet 1Gbps Gigabit network communication interface
Digital I/O Bidirectional 16bit
Other
Power Requirement
Voltage 220~240 V AC
Frequency 50 Hz
Power Standard 90 W, maximum 100 W
Power supply noise suppression 70dB@1MHz
Weight 12 KG
Dimension
Width 448 mm
Depth 515 mm
Height 148 mm
