GW Instek-1000B Series Digital Oscilloscope


GDS-1000B Specifications

Channels 4
Bandwidth DC ~ 50MHz (–3dB)
Rise Time 7ns
Bandwidth Limit 20MHz


Channels 2 + Ext
Bandwidth DC ~ 70MHz (–3dB)
Rise Time 5ns
Bandwidth Limit 20MHz


Channels 4
Bandwidth DC ~ 70MHz (–3dB)
Rise Time 5ns
Bandwidth Limit 20MHz


Channels 2 + Ext
Bandwidth DC ~ 100MHz (–3dB)
Rise Time 3.5ns
Bandwidth Limit 20MHz


Channels 4
Bandwidth DC ~ 100MHz (–3dB)
Rise Time 3.5ns
Bandwidth Limit 20MHz

 VerticalVertical Sensitivity Resolution8 bit :1mV*~10V/div
Input CouplingAC, DC, GND
Input Impedance1MΩ// 16pF approx.
DC Gain Accuracy*±3%
PolarityNormal & Invert
Maximum Input Voltage300Vrms, CAT I
(300Vrms CAT II with GTP-070B- 4/100B-4 10:1 probe)
Offset Position Range1mV/div : ±1.25V
2mV/div ~ 100mV/div : ±2.5V
200mV/div ~ 10V/div : ±125V
Waveform Signal ProcessPlus, -, ×, ÷, FFT, FFTrms, User Defined Expression
FFT: Spectral magnitude. Set FFT Vertical Scale to
Linear RMS or dBV RMS, and FFT Window to
Rectangular, Hamming, Hanning, or Blackman-
 TriggerSourceCH1, CH2, CH3*, CH4*, Line, EXT**
*four channel models only.
**two channel models only.
Trigger ModeAuto (supports Roll Mode for 100 ms/div and
slower), Normal, Single Sequence
Trigger TypeEdge, Pulse Width, Video, Pulse Runt, Rise & Fall,
Timeout, Alternate, Event-Delay(1~65535 events),
Time-Delay(Duration, 4nS~10S), Bus
Holdoff range4ns to 10s
CouplingAC, DC, LF rej., Hf rej., Noise rej.
External TriggerRange±15V
SensitivityDC ~ 100MHz Approx. 100mV
100MHz ~ 200MHz Approx. 150mV
Input Impedance1MΩ±3%~16pF
HorizontalTime base Range5ns/div ~ 100s/div (1-2-5 increments)
ROLL:100ms/div ~ 100s/div
Pre-trigger10 div maximum
Post-trigger2,000,000 div maximum
Timebase Accuracy±50 ppm over any ≥ 1 ms time interval
Real Time Sample Rate1GSa/s max.
Record LengthMax. 10Mpts
Acquisition ModeNormal, Average, Peak Detect, Single
Peak Detection2nS (typical)
Averageselectable from 2 to 256
X-Y ModeX-Axis InputChannel 1; Channel 3*
*four channel models only
Y-Axis InputChannel 2; Channel 4*
*four channel models only
Phase Shift±3° at 100kHz
 Cursors and MeasurementCursorsAmplitude, Time, Gating available; Unit:
Seconds(s), Hz(1/s), Phase(degree), Ration(%)
 Automatic Measurement36 sets: Pk-Pk, Max, Min, Amplitude, High, Low,
Mean, Cycle Mean, RMS, Cycle RMS, Area, Cycle
Area, ROVShoot, FOVShoot, RPREShoot,
FPREShoot, Frequency, Period, RiseTime, FallTime,
+Width, -Width, Duty Cycle, +Pulses, -Pulses,
+Edges, -Edges, FRR, FRF, FFR, FFF, LRR, LRF,
LFR, LFF, Phase
 Cursors measurementVoltage difference between cursors ( ΔV) Time
difference between cursors ( ΔT)
 Auto counter6 digits, range from 2Hz minimum to the rated
Control Panel FunctionAutosetSingle-button, automatic setup of all channels for
vertical, horizontal and trigger systems, with undo
Save Setup20set
Save Waveform24set
 DisplayTFT LCD Type7" TFT WVGA color display
Display Resolution800 horizontal × 480 vertical pixels (WVGA)
Waveform DisplayDots, vectors, variable persistence (16ms~4s),
infinite persistence
Waveform Update Rate50,000 waveforms per second, maximum
Display Graticule8 x 10 divisions
Display ModeYT, XY
InterfaceUSB PortUSB 2.0 High-speed host port X1, USB High-speed
2.0 device port X1
Ethernet Port(LAN)RJ-45 connector, 10/100Mbps with HP 
Auto-MDIX (Only for the GDS-1054B, GDS-1074B, GDS-1104B.)
Go-NoGo BNC5V Max/10mA TTL open collector output
Kensington Style LockRear-panel security slot connects to standard
Kensington-style lock
MiscellaneousMulti-language menuAvailable
 Operation EnvironmentTemperature: 0°C to 50°C. Relative Humidity 
≤80% at 40°C or below; ≤ 45% at 41°C ~ 50°C
 On-line helpAvailable