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Position： Products / Digital Storage Oscilloscope
DSO4004B Series
4CH oscilloscope, 80-250MHz bandwidth, minimum measurement range 500μV /div，1GS/s sample rate，advanced digital trigger system, high trigger sensitivity, low trigger jitter，high resolution 7 inch 64K color TFT （800*480）

Feature：

  • 4CH oscilloscope+EXT+DVM+auto range function
  • 80-250MHz bandwidth，minimum range 500μV /div，1GS/s sample rate.
  • Over 32 types of auto measurement function
  • Advanced digital trigger system, high trigger sensitivity. 
  • Over 14 types of trigger function: edge, overtime, pulse, pattern, interval, etc.
  • Serial bus triggering and decode,  Bus protocol information can be quickly and intuitively displayed in table form.
  • Integrated USB Host/Device, convenient to communicate with PC. Support U-stick storage/systerm update.
  • Support a variety of SCPI remote control command
  • Support optional RS232 port, LAN port. (Optional)
  • Stable and reliable quality, sturdy and durable.






Model DSO4254B DSO4204B DSO4104B DSO4084B
Bandwidth 250MHz 200MHz 100MHz 80MHz

Horizontal

Sample Rate Range 1GS/s
Waveform Interpolation (sin x)/x
Record Length Maximum 64K samples per single-channel; 
Maximum 32K  samples per dual-channel (4K, 32K optional)
SEC/DIV Range 2ns/div~100s/div
1, 2, 5 sequence

Sample Rate and

Delay Time Accuracy 		±50ppm

Delta Time Measurement Accuracy

(Full Bandwidth)

Single-shot, Normal mode

± (1 sample interval +100ppm × reading + 0.6ns)

>16 averages

± (1 sample interval + 100ppm × reading + 0.4ns)
Sample interval = s/div ÷ 200
Vertical
AD Converter 8-bit resolution,
each channel sampled simultaneously
VOLTS/DIV Range 500μV/div to 10V/div at input BNC
Position Range 500μV/div~20mV/div, ±400mV
50mV/div~200mV/div, ±2V
500mV/div~2V/div, ±40V
5V/div~10V/div, ±50V
Selectable Analog Bandwidth Limit, typical 20MHz 
Low Frequency Response (-3db) ≤10Hz at BNC
Rise Time at BNC, typical DSO4254B DSO4204B DSO4104B DSO4084B
<1.4ns ≤1.8ns ＜3.5ns ≤4.4ns
DC Gain Accuracy ±3% for Normal or Average acquisition mode, 10V/div to 10mV/div
±4% for Normal or Average acquisition mode, 5mV/div to 500μV/div

Note: Bandwidth reduced to 6MHz when using a 1X probe.

Acquisition

Acquisition Modes Normal, Peak Detect, Average and HR
Acquisition Rate, typical Up to 2000 waveforms per second per channel (Normal acquisition mode, no measurement)
Single Sequence Acquisition Mode Acquisition Stop Time

Normal, Peak Detect

Upon single acquisition on all channels simultaneously

Average After N acquisitions on all channels simultaneously, N can be set to 4, 8, 16, 32, 64 or 128

Trigger

Mode Auto, Normal
Level CH1~CH4 ±4 divisions from center of screen
EXT 0~3.3V
Holdoff Range 20ns ~ 10s
Trigger Level Accuracy
 		CH1~CH4 0.2div × volts/div within ±4 divisions from center of screen 
EXT ± (6% of setting + 40mV)  
Edge Trigger
Slope Rising, Falling, Rising&Falling
Source
 CH1~CH4/EXT
Pulse Width
Polarity Positive, Negative
Condition(When) <, >, ≠, =
Source CH1~CH4
Width Range 8ns ~ 10s  
Resolution 8ns        
Video Trigger
Signal Standard NTSC, PAL
Source CH1~CH4
Sync ScanLine, LinrNum, OddField, EvenField and AllField
Slope Trigger
Slope Rising, Falling
Condition(When) <, >, ≠, =
Source CH1 ~ CH4
Time Range 8ns ~ 10s  
Resolution 8ns       
Overtime Trigger
Source CH1~CH4
Polarity Positive, Negative
Time Range 8ns ~ 10s  
Resolution 8ns        
Window Trigger
Source CH1~CH4
Pattern Trigger
Pattern 0: Lower level; 1: High level; 
Level CH1~CH4
Interval Trigger
Slope Rising, Falling
Condition(When) <, >,  ≠, =
Source CH1~CH4
Time Range 8ns ~ 10s       
Resolution 8ns            
Under Amp
Polarity Positive, Negative
Condition(When) <, >,  ≠, =
Source CH1~CH4
Time Range 8ns ~ 10s       
Resolution 8ns            
UART Trigger
Condition(When) Start, Stop, Data, Parity Error, COM Error
Source(RX/TX) CH1~CH4
Data format Hex
Condition(When) <, >, ≠, =
Data Length 1 byte 
Data Length 5 bit, 6 bit, 7 bit, 8 bit
Parity Check None, Odd, Even
Idle Level High, Low
Baud Rate(Selectable) 110/300/600/1200/2400/4800/9600/14400/19200/38400/57600/115200/230400/380400/460400 bit/s
Baud Rate (Custom) 300bit/s~334000bit/s
LIN Trigger
Condition(When) Interval Field, Sync Field, Id field, Sync Id Error, Identifier, Id and Data
Source CH1~CH4
Data format Hex
Baud Rate (Selectable) 110/300/600/1200/2400/4800/9600/14400/19200/38400/57600/115200/230400/380400/460400 bit/s
Baud Rate (Custom) 300bit/s~334000bit/s  
CAN Trigger
Condition(When) Start Bit, Remote Frame, Data Frame Id, Frame Id, DataFrame Id A, Error Frame, All Error, Ack Error, Overload Fram
Source CH1~CH4
Data format Hex
Baud Rate (Selectable) 10000, 20000, 33300, 500000, 62500, 83300, 100000, 125000, 250000, 500000, 800000, 1000000
Baud Rate (Custom) 5kbit/s~1Mbit/s  
SPI Trigger
Source (CS/CLK/Data) CH1~CH4
Data format Hex
Data Length 4, 8, 16, 24, 32
IIC Trigger
Source (SDA/SCL) CH1~CH4
Data format Hex     
Data Index 0~7
When(Condition) Start, Stop, No Ack, Address, Data, Restart
Inputs
Input Coupling DC, AC or GND
Input Impedance, DC coupled 20pF±3 pF，1MΩ±2%
Probe Attenuation 1X, 10X
Supported Probe Attenuation Factors 1X, 10X, 100X, 1000X
Overvoltage Category 300V CAT II
Maximum Input Voltage 300VRMS (10X)
Measurements
Cursors

Voltage difference between cursors: △V

Time difference between cursors: △T

Reciprocal of △T in Hertz (1/ΔT)
Automatic Measurements Frequency, Period, Average, Pk-Pk, RMS, PeriodRms, Min, Max, RiseTime, FallTime, + Width, - Width, + Duty, - Duty, Vbase, Vtop, Vmid, Vamp, Overshoot, Preshoot, PeriodAvg, FOVShoot, RPREShoot, BWidth, FRR, FFF, FRF, FFR, LRR, LRF, LFR and LFF
General Specifications
Display
Display Type 7 inch 64K color TFT (diagonal liquid crystal)
Display Resolution 800 horizontal by 480 vertical pixels
Display Contrast Adjustable
Probe Compensator Output
Output Voltage, typical About 2Vpp into ≥1MΩ load
Frequency, typical 1kHz
Power Supply
Supply Voltage 100-120VACRMS(±10%),45Hz to 440Hz，CATⅡ
120-240VACRMS(±10%),45Hz to 66Hz，CATⅡ
Power Consumption <30W
Fuse T，3.15A，250V，5x20mm
Environmental
Operating Temperature 0~50 °C (32~122 °F)
Storage Temperature -40~+71 °C (-40~159.8 °F)
Humidity ≤+104℉(≤+40°C): ≤90% relative humidity
106℉~122℉ (+41°C ~50°C): ≤60% relative humidity
Cooling Method Convection
Altitude Operating and Nonoperating 3,000m（10,000 feet）

Random Vibration 0.31gRMS from 50Hz to 500Hz, 
10 minutes on each axis

Nonoperating 2.46gRMS from 5Hz to 500Hz
10 minutes on each axis
Mechanical Shock Operating 50g, 11ms, half sine
Mechanical
Dimension 318 x 110 x 150mm(L x W x H)
Weight 2900g







DSO4004B Software
2017-06-14
DSO4004B Manual
2017-06-14
DSO4004B GuickGuide
2017-06-14
DSO4004B SCPI
2017-06-14
DSO4004B Firmware
2021-12-13
Probe
Model Description View Manual
HT300B,HT500B 350Mhz,500MHz,10:1/1:1 Download
HT100B，HT200B 100MHz,200MHz,10:1/1:1 Download
PP-80,PP-150,PP-200 60MHz,100MHz,200MHz,10:1/1:1 Download
PP80B, PP150B, PP200B, PP300B 80Mhz, 150MHz, 200MHz, 300MHz, 10:1/1:1 Download
PP-90 80MHz,10:1/1:1 Download
T3100 100MHz，100：1，2000VDC Peak AC Download
AC/DC Current Clamp
Model Description View Manual
CC65 AC/DC: 0 – 20KHz，20mA to 65A DC Download
CC650 AC:0 – 5KHz，1A - 500A ，DC:1A - 650A Download
CC800 AC:0 – 5KHz，1A - 500A ，DC:1A - 800A Download
High voltage isolated probe
Model Description View Manual
HT8050 50MHz，1300V peakAC，1:50，1:500 Download
HT8100 100MHz，1300V peakAC，1:50，1:500 Download