Description

Introduction GwInstek GDS-1102B Digital Oscilloscope

The GwInstek GDS-1102B Digital Oscilloscope delivers professional-grade signal analysis at an entry-level price, making it one of the most sought-after instruments for engineers, students, and hobbyists across Bangladesh. Equipped with 100MHz bandwidth, 2 analog input channels, and a blazing 1GSa/s sampling rate, this oscilloscope gives users the precision they need to capture, analyze, and debug electronic signals with confidence.

 

GwInstek built the GDS-1102B around a 7-inch 800×480 WVGA color LCD display with 256-color gradient rendering, so users see waveforms with exceptional clarity and depth. The oscilloscope supports an industry-leading 10Mpts memory depth per channel—far beyond what most 1000-series instruments offer—and achieves a 50,000 wfms/s waveform update rate that catches transient events most scopes miss. Whether you run an academic lab, a repair workshop, or an industrial R&D unit, the GDS-1102B brings powerful FFT analysis, serial bus decoding, Go/NoGo testing, and data logging to your bench without breaking your budget.

 

Specifications GwInstek GDS-1102B Digital Oscilloscope

Model	GDS-1102B
Series	GDS-1000B
Channels	2 analog + 1 Ext trigger
Bandwidth	DC ~ 100MHz (–3dB)
Rise Time	3.5ns (calculated)
Bandwidth Limit	20MHz

Vertical GwInstek GDS-1102B Digital Oscilloscope

Sensitivity (Resolution)	1mV ~ 10V/div (8-bit ADC)
Input Coupling	AC, DC, GND
Input Impedance	1MΩ // 16pF approx.
DC Gain Accuracy	±3%
Polarity	Normal & Invert
Max Input Voltage	300Vrms CAT I (300Vrms CAT II with 10:1 probe)
Offset Range (1mV/div)	±1.25V
Offset Range (2mV–100mV/div)	±2.5V
Offset Range (200mV–10V/div)	±125V
Math Operations	+, −, ×, ÷, FFT, FFTrms, User Defined Expression
FFT Window	Rectangular, Hanning, Flat top, Blackman

Horizontal / Time Base GwInstek GDS-1102B Digital Oscilloscope

Sampling Rate	1GSa/s per channel (max)
Memory Depth	10Mpts per channel (independently)
Waveform Update Rate	50,000 wfms/s
Time Base Range	2ns/div ~ 100s/div
Record Length	10M points per channel
FFT Mode Memory	1Mpts retrieval

Trigger GwInstek GDS-1102B Digital Oscilloscope

Trigger Types	Edge, Pulse Width, Video, Slope, Timeout, Runt, Pattern, Serial Bus (I2C/SPI/UART/CAN/LIN)
Trigger Source	CH1, CH2, EXT, EXT/5, AC Line
Trigger Mode	Auto, Normal, Single
Trigger Coupling	AC, DC, HF Reject, LF Reject, Noise Reject

Display GwInstek GDS-1102B Digital Oscilloscope

Display Type	7″ WVGA TFT Color LCD
Resolution	800 × 480 pixels
Color Gradient	256-color gradient display
Waveform Display Modes	Normal, Average, Peak Detect, Envelope, High Resolution
Display Modes	YT, XY, Roll, Zoom
Simultaneous Measurements	8 on screen / 36 in pop-up

Measurements & Analysis GwInstek GDS-1102B Digital Oscilloscope

Automatic Measurements	36 parameter measurements (frequency, period, amplitude, rise time, fall time, duty cycle, etc.)
Cursor	Voltage, Time, Ratio cursors; Horizontal & Vertical
Digital Voltmeter	3-digit RMS display
Frequency Counter	5-digit frequency meter
Go/NoGo Testing	User-defined tolerance template with pass/fail indication
Digital Filter	High-pass and Low-pass filter per channel

Storage & Connectivity 

Interface	USB Device, USB Host, LAN (Ethernet)
File Formats	BMP, PNG, CSV, DSF waveform files
Data Logging	Up to 100 hours; 5-second minimum interval
Remote Control	OpenWave PC software via USB/LAN
Internal Memory	20 waveform & 20 setup save slots

Power & Physical

Power Supply	100 ~ 240VAC, 50/60Hz
Power Consumption	Approx. 30W
Dimensions	319.9mm (W) × 158.7mm (H) × 119.7mm (D)
Weight	Approx. 2.7 kg
Safety Standard	CE, UL, CSA, IEC61010-1
Operating Temperature	0°C ~ 50°C
Storage Temperature	–20°C ~ 70°C

Included Accessories

Probe	GTP-100B-4 100MHz Passive Probe (1 per channel, 10:1 switchable)
Power Cord	×1
User Manual CD	×1

 

Key Features GwInstek GDS-1102B Digital Oscilloscope

• 100MHz Bandwidth Captures signals up to 100MHz with a 3.5ns rise time for accurate high-frequency measurements.
• 1GSa/s Sampling Rate Each channel independently samples at 1 giga-sample per second for faithful signal reconstruction.
• 10Mpts Memory Depth Industry-leading 10 million points per channel lets users zoom deep into waveform details without distortion.
• 7″ WVGA Color Display 800×480 resolution with 256-color gradient function displays waveform transparency and gradation beautifully.
• 50,000 wfms/s Update Rate The ultra-fast waveform update rate catches rare glitches and transient events in real time.
• 1Mpts FFT Analysis Frequency-domain analysis with 1 million point FFT reveals detailed spectral information comparable to a real-time analyzer.
• Serial Bus Decode Decodes I2C, SPI, UART, CAN, and LIN serial protocols via free firmware update V1.27.
• Go/NoGo Testing Automatically checks incoming signals against a user-defined template to flag violations instantly.
• Data Logging Stores waveforms to USB or PC via LAN in CSV format for up to 100 hours with 5-second minimum intervals.

 

Who Uses This

1. Electronics Engineers
2. University Students
3. PCB Designers
4. Electronics Repair Shops
5. Automation Engineers
6. Vocational Training Labs
7. Physics Lab Instructors

Applications

• Electronics Education: Lissajous diagram demonstrations, Fourier analysis, and multi-parameter waveform studies in university and vocational labs.
• Power Electronics: Monitoring switching waveforms, PWM signals, and power supply ripple in inverters and SMPS designs.
• PCB Debugging & Prototyping: Verifying timing diagrams, clock signals, and analog sensor outputs during hardware bring-up.
• Production Quality Control: Go/NoGo template testing ensures manufactured boards meet signal integrity specifications before shipment.
• RF & Frequency Analysis: FFT mode with 1Mpts retrieval identifies noise sources, harmonics, and interference in communications circuits.
• Component Testing: X-Y mode enables conductivity and non-conductivity yield-rate testing for passive and active components.

 

Why Buy from Astzbd

• Authorized Supplier:Astzbd sources the GDS-1102B directly from authorized GwInstek distributors, so every unit ships with full manufacturer warranty and certification documentation.
• Best Price in Bangladesh:Astzbd offers the most competitive pricing on professional test and measurement equipment in the Bangladeshi market, with no hidden charges.
• Fast Nationwide Delivery:Astzbd delivers to Dhaka and all major cities across Bangladesh via trusted courier partners with real-time tracking.
• Genuine Products Only:Astzbd guarantees 100% original GwInstek instruments with serial number verification — no refurbished or counterfeit units.
• After-Sale Service:Astzbd handles calibration referrals, firmware update guidance, and accessory sourcing even after the sale closes.