Specifications

LCD
Type 5.8-inch LCD display (backlit EL), Blue color
Size 320x240dots (approx. 115x 86mm)
Contrast Auto adjust (manual setting available)
Vertical deflection system (Y axis)
Common to CH1/CH2/CH3/CH4 for DS-8814
Common to CH1/CH2 for DS-8812
Sensitivity 2mV/div - 10V/div(1-2-5 steps), accuracy 2%

Frequency Bandwidth

DS-8814 5mV/div - 10V/div DC-100MHz -3dB
2mV/div DC-100MHz -3.5dB
DS-8812 2mV/div - 10V/div DC-100MHz -3dB
*Lower limitation for AC coupling is 10Hz
Rise time approx 3.5ns
Input coupling AC, DC, GND
Input RC 1M£[ ¡Ó 1.5%//20pF ¡Ó 2pF
Max. input voltage ¡Ó 400V (DC+AC peak)
Bandwidth limit DS-8814 : DC - 10MHz -3dB
(CH1/CH2/CH3/CH4 individual setting available)
DS-8812 : DC-10MHz -3dB
(CH1/CH2 individual setting available)
Offset 2mV/div - 50mV/div : ¡Ó1V
100mV/div - 500mV/div : ¡Ó10V
1Vdiv - 10V/div : ¡Ó 100V
Probe attenuation 1:1, 10:1, 100:1, 1000:1
(1:1, 10:1, 100:1 are automatically recognized)

Triggering

Trigger mode Edge, Event, TV
Signal source
DS-8814 CH1, CH2, CH3, CH4, LINE
DS-8812 CH1, CH2, EXT, LINE
Coupling DC, AC, HF-Rej, LF-Rej
Polarity + (Positive), - (Negative)
Trigger level range ¡Ó5div
Trigger delay
Memory Length
Sweep time
setting range
Short 5ns/div - 1ms/div -5div - +10ms
2ms/div - 50s/div -5div - +500s
Long 5ns/div - 20ms/div -5div - +200ms
50ms/div - 50s/div -5div - +500s
Hold off 200ns-2s, OFF(DS-8812:only available when Edge mode is selected)
EXT trigger input (DS-8812 only)
  Sensitivity
100mV/div (Fixed)
  Input coupling
DC
  Input RC
1M£[ ¡Ó1.5%//20pF ¡Ó2.5pF
  Max. Input voltage
¡Ó400V (DC+AC peak)
  Minimum Trigger level
Frequency bandwidth
DS-8814:CH1,CH2,CH3,CH4
-
DS-8812:CH1,CH2
EXT
DC - 10MHz 0.5div 50mVp-p
10MHz - 100MHz 1.5div 150mVp-p
TV Trigger
  Format
NTSC, PAL(SECAM)
  TV-V
Odd, Even, Both (line number selectable)
  TV-H
 
Event trigger COUNT, BURST, EXTRA, MISSING
Horizontal deflection system (X axis)
Sweep time 5ns - 50s/div (1-2-5 steps)
Sweep mode Auto, Normal, Single
Clock accuracy ¡Ó0.005%
Acquisition function
A/D converter
  Resolution
8bits
  Maximum sampling rate
DS-8814 CH1,CH3 only : 400MS/s
4CH simultaneous : 200MS/s
DS-8812 500MS/s
  Acquisition memory
DS-8814 Short memory : 1k-word/CH
Long memory : 100k-word/CH
DS-8812 Short memory : 5k-word/CH
Long memory : 100k-word/CH
Acquisition mode
  Roll
Short memory : 100ms/div - 50s/div
Long memory : 2s/div - 50s/div
  Normal Sampling
Short, Long memory : 5ns/div - 50s/div
  Peak detect
DS-8814 Short memory : 1µs/div - 50s/div
Long memory : 100µs/div - 50s/div
DS-8812 Short memory : 2µs/div - 50s/div
Long memory : 50µs/div - 50s/div
  Equivalent Sampling
DS-8814 5ns/div - 200ns/div Short memory only
Time resolution : Max. 100ps (10GS/s)
DS-8812 5ns/div - 500ns/div Short memory only
Time resolution : Max. 40ps (25GS/s)
  Average
2 - 256 times (Short memory only)
  Persistence
Available
Display function
X-Y Display
DS-8814 X1 : CH1, Y1 : CH2 Fixed display
X2 : CH3, Y2 : CH4 Fixed display
DS-8812 X : CH1, Y : CH2 Fixed display
Joint Dot / joint
Expansion
  Y axis
within specified volt/div range
  Zoom
within 2.5times of specified volt/div range
  X-axis
Expand by center of screen
Trace
DS-8814 Max.6-trace(CH1, CH2, CH3, CH4, Arithmetic1,
Arithmetic2) + Max. 8-trace (Reference waveform)
DS-8812 Max.3-trace (CH1, CH2, Arithmetic)
+ Max.10-trace (Reference waveform)
Waveform arithmetic
Arithmetic
DS-8814 CH1+CH2, CH1-CH2, CH1xCH2,
CH3+CH4, CH3-CH4, CH3xCH4, FFT
DS-8812 CH1+CH2, CH1-CH2, CH1xCH2
FFT (DS-8812 : Option)
Scale type Grid, Axis, Flame
Help function Japanese, English, Chinese(Simplified, Traditional)
Comment Available
Max. character input 30 letters
Clock function Year, Month, Date, Time, Minute
Status display Counter, Time, Auto measurement, Comment selectable
Cursors and Automatic measurement
Cursor measurement items £GV,£GT,1/£GT,V at t
Automatic measurement
Channels
DS-8814 CH1, CH2, CH3, CH4
DS-8812 CH1, CH2
Items
DS-8814 Tr, Tf, Vrms, Vmean, freq, Period, +PW, -PW, Duty, +Peak, -Peak, P-P, Top, Base,T-B, £Gt, Skew
DS-8812 Tr, Tf, Vrms, Vmean, freq, Period, +PW,
-PW, Duty, +Peak, -Peak, P-P, Skew
Simultaneous Four (4) items

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Frequency counter
Display 5-digit, ¡Ó0.01%
Frequency range 1Hz - 100MHz
Interface
RS-232C
  Baud rate
2.4k, 4.8k, 9.6k, 19.2k, 38.4k, 57.6k, 115.2k
  Data length
7,8bit
  Parity
None (Fixed)
  Delimiter
LF, CR/LF selectable
GP-IB (DS-8814:with DS-539 GP-IB cable option)
(DS-8812:with DS-534 GP-IB card option)
  IEEE488.2
  Address
0 - 30
  Delimiter
LF, CR/LF selectable
Save and recall
SETUP SAVE/UNDO function Store/Recall of Panel Setting
REF SAVE/CLEAR function Store/Recall of Reference waveform
SAVE/RECALL function
Media ATA card, floppy disk (3.5-inch)
Data type
DS-8814 Setup data, waveform(CH1,CH2,CH3,CH4)
DS-8812 Setup data, waveform(CH1,CH2)
Record format Binary/ASCII formats are available for waveform data
Numbers of data ATA card : Max. 9999 for each format
Floppy disk : Max. 200 for each format
Time stamp Available
Auto Save function Waveform data can be automatically stored when the
waveform is triggered
Step function Stored data rate is selectable from
1, 2, 4, 8, 16, 32, 64, 128.
Hard Copy
Data output
DS-8814 Built-in printer, floppy disk, ATA card
DS-8812 Built-in printer, floppy disk, ATA card,Centronics  
Output Source Display, Setup conditions
Auto copy Waveform data can be automatically output when the
waveform is triggered (ATA card, floppy disk, built-in printer)
Built-in printer Type : Line thermal printer
Paper size 80mmx48£p 75µ Thermal paper
Feed function Available
Roll print Available
Floppy, ATA card
Output format TIFF, BMP
Numbers of data ATA card : Max. 9999 for each format
Floppy disk : Max. 200 for each format
Centronics
Output format DPU-414, ESC-P09, PC-PR201, TIFF, BMP
Calibration signal
Waveform Square wave
Output voltage 0.6V ¡Ó1%
Frequency 1kHz ¡Ó0.01%
FFT function

(DS-8814: Standard, DS-8812: FFT Option DS-538)

Points 1024, 4096
Channel CH1, CH2, CH3, CH4 : DS-8814
CH1, CH2 : DS-8812
Window Rectangler, Hanning, Flat top
Range X:0.48Hz/div - 24MHz/div
1.22GHz/div (Equivalent Sampling)
Y:-124.8dBm - +35.2dBm
1, 2, 5, 10 20dBm/div
Other functions
Auto setup Automatically setup V, H range and trigger level for
repetitive signal, UNDO function available
Auto Calibration Calibrates offset of 2mV/div - 5mV/div
Self Calibration Calibrates sensitivity, offset, trigger level
LCD reverse display White back, Blue back
Power supply
Voltage range AC 100-240V ¡Ó10%
Frequency 50/60Hz
Power consumption
  With printer operation
DS-8814 110VA max. (100W max.)
DS-8812 90VA max. ( 75W max.)
  Without printer operation
DS-8814 95VA max. ( 80W max.)
DS-8812 75VA max. ( 59W max.)
Stand by
less than 1VA
Dimensions & weigh
Weight Approx. 3.0kg excluding accessories
Dimensions Approx. 215(W) x 170(H) x 166(L)mm
Environmental conditions (in house use only)
Temperature range for guaranteed accuracy
  10oC - 35oC
Operation 0oC- 40oC, less than 80%RH (40oC)
Storage -10oC - 60oC, less than 80%RH (60oC)
Altitude
Operation 2,000m, Atmospheric pressure approx. 79kPa
Preheating time Specifications on the catalog guaranteed after
30mitutes preheating.
CE standard(DS-8812 only) conform to EMC 89/336/EEC and LOW VOLTAGE 73/23/EEC
Accessories Probe(DS-8814/4pcs, DS-8812/2pcs), Power cable(1),
Fuse(2), Operation manual(1), Thermal paper TP80-1(1)
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