General Models

• GDS-2072E
  • Channels: 2 + External Trigger
  • Bandwidth: 70 MHz
  • Rise Time (Typical): 5 ns
  • Bandwidth Limit: 20 MHz
• GDS-2074E
  • Channels: 4
  • Bandwidth: 70 MHz
  • Rise Time (Typical): 5 ns
  • Bandwidth Limit: 20 MHz
• GDS-2102E
  • Channels: 2 + External Trigger
  • Bandwidth: 100 MHz
  • Rise Time (Typical): 3.5 ns
  • Bandwidth Limit: 20 MHz
• GDS-2104E
  • Channels: 4
  • Bandwidth: 100 MHz
  • Rise Time (Typical): 3.5 ns
  • Bandwidth Limit: 20 MHz
• GDS-2202E
  • Channels: 2 + External Trigger
  • Bandwidth: 200 MHz
  • Rise Time (Typical): 1.75 ns
  • Bandwidth Limit: Selectable 20 MHz / 100 MHz
• GDS-2204E
  • Channels: 4
  • Bandwidth: 200 MHz
  • Rise Time (Typical): 1.75 ns
  • Bandwidth Limit: Selectable 20 MHz / 100 MHz

Vertical System

• Resolution: 8-bit
• Sensitivity Range: 1 mV/div to 10 V/div
• Input Coupling: AC, DC, GND
• Input Impedance: 1 MΩ // 16 pF approx.
• DC Gain Accuracy:
  • ±3% (≥2 mV/div)
  • ±5% (1 mV/div)
• Polarity: Normal & Invert
• Maximum Input Voltage:
  • 300 Vrms, CAT I
  • 300 Vrms, CAT II with 10:1 probe (GTP-070B-4 / 100B-4 / 200B-4)
• Offset Position Range:
  • ±0.5 V (1–20 mV/div)
  • ±5 V (50–200 mV/div)
  • ±25 V (500 mV–2 V/div)
  • ±250 V (5–10 V/div)

Waveform Signal Processing

• Math Functions: +, −, ×, ÷, FFT, FFTrms, User-defined expressions
• FFT Settings:
  • Points: 1 Mpts
  • Window Types: Rectangular, Hamming, Hanning, Blackman-Harris
  • Scale: Linear RMS, dBV RMS

Trigger System

• Sources: CH1–CH4, EXT* (EXT on 2ch models only), Line
• Modes: Auto, Normal, Single Sequence
• Types: Edge, Pulse Width (Glitch), Video, Pulse Runt, Rise & Fall, Alternate, Timeout, Event Delay (up to 65535), Time Delay (4 ns–10 s), Bus
• Hold-off Range: 4 ns–10 s
• Coupling: AC, DC, LF Reject, HF Reject, Noise Reject
• Sensitivity: 1 div

External Trigger (2ch Models Only)

• Range: ±15 V
• Sensitivity:
  • DC–100 MHz: ~100 mV
  • 100–200 MHz: ~150 mV
• Input Impedance: 1 MΩ ±3% // ~16 pF

Horizontal System

• Time Base Range: 1 ns/div – 100 s/div (1-2-5 sequence)
• ROLL Mode: 100 ms/div – 100 s/div
• Pre-trigger: Max 10 divisions
• Post-trigger: Max 2,000,000 divisions
• Time Base Accuracy: ±50 ppm over any ≥1 ms interval

Acquisition System

• Real-Time Sample Rate:
  • 1 GSa/s per channel (2ch models)
  • Max 1 GSa/s total (4ch models)
• Record Length: Max 10 Mpts
• Modes: Normal, Average, Peak Detect, Single
• Peak Detection: 2 ns (typical)
• Averaging: Selectable from 2 to 256

X-Y Mode

• X-Axis Input:
  • Channel 1 (Channel 3 for 4ch models)
• Y-Axis Input:
  • Channel 2 (Channel 4 for 4ch models)
• Phase Shift: ±3° at 100 kHz

Cursors & Measurements

• Cursors: Amplitude, Time, Gating
  • Units: s, Hz, degrees, %
• Automatic Measurements (36 types):
  • Pk-Pk, Max, Min, Amplitude, High, Low, Mean, RMS, Frequency, Period, Rise/Fall Time, Pulse Widths, Duty Cycle, Edges, Pulse Counts, Phase, etc.

Control Panel Functions

• Auto Counter: 6-digit, 2 Hz to bandwidth limit
• Autoset: Single-button auto setup with undo
• Save Setup: 20 sets
• Save Waveform: 24 sets

Display

• Type: 8″ TFT LCD WVGA color
• Resolution: 800 x 480 pixels
• Interpolation: Sin(x)/x
• Waveform Display: Dots, Vectors, Persistence (16 ms – 4 s), Infinite Persistence
• Update Rate: Max 120,000 waveforms/sec
• Graticule: 8 x 10 divisions
• Display Modes: YT, XY

Interface & Connectivity

• USB Ports:
  • USB 2.0 High-Speed Host x1
  • USB 2.0 High-Speed Device x1
• Ethernet: RJ-45, 10/100 Mbps with HP Auto-MDIX
• Go-NoGo Output: BNC, 5V max / 10 mA TTL open collector
• Security: Kensington-style lock slot

Miscellaneous

• Multi-language Menu: Available
• Online Help: Available
• Time Clock: Date/Time for saved data
• Dimensions: 384 mm x 208 mm x 127.3 mm
• Weight: 2.8 kg
• Operating Environment:
  • Temperature: 0°C to 50°C
  • Humidity: ≤80% (≤40°C), ≤45% (41–50°C)