---
product_id: 523474415
title: "DSO-TC3 3-in-1 Oscilloscope 500KHz Bandwidth 10MSa/s Sampling Rate"
brand: "fnirsi"
price: "S$96"
currency: SGD
in_stock: true
category: "Fnirsi"
url: https://www.desertcart.sg/products/523474415-dso-tc3-3-in-1-oscilloscope-500khz-bandwidth-10msa-s
store_origin: SG
region: Singapore
---

# 10MSa/s sampling rate 500kHz bandwidth Built-in rechargeable battery DSO-TC3 3-in-1 Oscilloscope 500KHz Bandwidth 10MSa/s Sampling Rate

**Brand:** fnirsi
**Price:** S$96
**Availability:** ✅ In Stock

## Summary

> ⚙️ Pocket-sized tech wizard for pros who refuse to miss a beat!

## Quick Answers

- **What is this?** DSO-TC3 3-in-1 Oscilloscope 500KHz Bandwidth 10MSa/s Sampling Rate by fnirsi
- **How much does it cost?** S$96 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/523474415-dso-tc3-3-in-1-oscilloscope-500khz-bandwidth-10msa-s)

## Best For

- fnirsi enthusiasts

## Why This Product

- Trusted fnirsi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Instant Clarity:** One-key AUTO mode delivers hassle-free waveform display—no manual tweaking needed.
- • **Portable & Ready:** Compact 2.4-inch TFT display with rechargeable battery keeps you powered on the go.
- • **All-in-One Powerhouse:** Oscilloscope, transistor tester & signal generator combined for ultimate field diagnostics.
- • **Smart Component Analysis:** Automatically identifies transistor types, pinouts, and decodes NEC infrared signals.
- • **Precision at Your Fingertips:** 500kHz bandwidth and 10MSa/s sampling rate capture both analog & digital signals flawlessly.

## Overview

The FNIRSI DSO-TC3 is a compact, handheld 3-in-1 device combining a 500kHz bandwidth oscilloscope, transistor tester, and DDS signal generator. Featuring a 10MSa/s sampling rate and a 2.4-inch TFT display, it offers quick one-key auto waveform display and smart automatic transistor identification, making it an indispensable tool for electronics diagnostics, repair, and component testing—perfectly tailored for millennial professionals seeking precision and portability.

## Description

FNIRSI DSO-TC3 3-in-1 Oscilloscope 500KHz Bandwidth 10MSa/s Sampling Rate | Handheld Oscilloscope Transistor Tester DDS Signal Generator, One-Key AUTO for Automotive Diagnostics & Electronics Repair: desertcart.com: Industrial & Scientific

## Features

- FNIRSI DSO-TC3 ingeniously integrates digital oscilloscope, electronic component tester, function signal generator and other functions into one. Equipped with 2.4 Inch TFT display. Built-in rechargeable lithium battery
- DSO-TC3 handheld oscilloscope, 10 MS/s sampling rate, 500 kHz bandwidth. It can be used freely for both periodic analog signals and aperiodic digital signals. Equipped with one-key AUTO, the measured waveform can be displayed without cumbersome adjustment
- DSO-TC3 transistor tester can identify and measure various transistors, including NPN and PNP transistors, N-channel and P-channel field effect transistors etc. Automatic detection of pin definition. Automatically analyze NEC protocol infrared code
- DSO-TC3 transistor tester is suitable for pairing of transistors, identification of mixed surface mount, and preliminary screening of small batch components. "Mos Test" mode can test various types of transistors and test capacitance, resistance etc
- Other functional modes: Including circuit continuity test, 0-40 V input voltage measurement, PWM output, 0-32 V regulated diode measurement, DS18B20 temperature sensor measurement, DHT11 temperature and humidity sensor measurement
- Six waveforms: sine, square, pulse stroke, triangle, ramp and DC

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BV9X733J |
| Best Sellers Rank | #88,321 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #32 in Lab Oscilloscopes |
| Brand Name | FNIRSI |
| Customer Reviews | 4.2 4.2 out of 5 stars (237) |
| Included Components | DSO-TC3 Oscilloscope, Other Accessories |
| Item Dimensions | 3.94 x 3.35 x 5.91 inches |
| Item Highlight | Handheld Oscilloscope Transistor Tester DDS Signal Generator, One-Key AUTO for Automotive Diagnostics & Electronics Repair |
| Item Weight | 250 g |
| Manufacturer | FNIRSI |
| Model | DSO-TC3 |
| Number of Items | 1 |
| Part Number | DSO-TC3 |
| Power Source | Battery Powered |
| Style Name | DSO-TC3 |
| UPC | 724131951726 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 85 °C |
| Warranty Description | 60 days manufacture |

## Product Details

- **Brand:** FNIRSI
- **Item Weight:** 250 g
- **Item dimensions L x W x H:** 3.94 x 3.35 x 5.91 inches
- **Power Source:** Battery Powered
- **Style:** DSO-TC3

## Images

![DSO-TC3 3-in-1 Oscilloscope 500KHz Bandwidth 10MSa/s Sampling Rate - Image 1](https://m.media-amazon.com/images/I/71uPS5nk2nL.jpg)

## Questions & Answers

**Q: Can this output to programs on a computer?**
A: DSO-TC2 cannot transfer data to computer

**Q: What adapter do i need to be able to connect the bnc probe?**
A: Thanks for your question. You need an MCX adapter to connect the BNC probes.

**Q: Does it have a 10x probe to handle high voltage up to 400vac?**
A: Yes, the 10X probe is included in the DSO-TC3 kit for measuring voltages up to 400V

**Q: What is the pixel resolution of the display?**
A: The screen of FNIRSI DSO-TC2 adopts a 2.4-inch TFT color screen with a screen resolution of 240*320

## Frequently Bought Together

- FNIRSI DSO-TC3 Oscilloscope - 3-in-1 Handheld Oscilloscope & DDS Signal Generator & Transistor Tester, 500Khz Bandwidth 10MSa/s Sampling Rate, 6 Types of Waveforms, Transistors Measure
- FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Auto-Ranging Volt Meter with Recording and Monitoring Data Mode, Resistance, Capacitance, Diode, Frequency, NCV, Current Voltage Tester
- FNIRSI LCR-ST1 10KHz LCR Meter Tweezer, Mini Smart SMD Tester, ESR Meter, Multimeter, Capacitance Inductance Continuity Diode Tester, Auto Component Recognition Electronic Component Analyze

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-09-27*