---
product_id: 581225850
title: "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"
brand: "fnirsi"
price: "543.48 DT"
currency: TND
in_stock: true
reviews_count: 10
category: "Fnirsi"
url: https://www.desertcart.tn/products/581225850-fnirsi-dso-tc3-oscilloscope-3-in-1-handheld-oscilloscope-dds
store_origin: TN
region: Tunisia
---

# 10MSa/s Sampling Rate 500kHz Bandwidth 6 Waveform Types 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

**Brand:** fnirsi
**Price:** 543.48 DT
**Availability:** ✅ In Stock

## Summary

> 🔧 Unleash Your Inner Engineer with the FNIRSI DSO-TC3!

## Quick Answers

- **What is this?** 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 by fnirsi
- **How much does it cost?** 543.48 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/581225850-fnirsi-dso-tc3-oscilloscope-3-in-1-handheld-oscilloscope-dds)

## 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

- • **🔍 Smart Testing:** Automatically identify and measure various transistors, making component testing a breeze.
- • **🔋 Portable Power:** Equipped with a built-in rechargeable lithium battery for on-the-go convenience.
- • **📈 High Performance:** Achieve precision with a 500 kHz bandwidth and 10 MSa/s sampling rate for accurate signal analysis.
- • **🌊 Versatile Waveforms:** Choose from six different waveform types to suit your testing needs.
- • **🔧 All-in-One Functionality:** Experience the power of a digital oscilloscope, signal generator, and transistor tester in one compact device.

## Overview

The FNIRSI DSO-TC3 is a versatile 3-in-1 handheld oscilloscope, DDS signal generator, and transistor tester, featuring a 500 kHz bandwidth, 10 MSa/s sampling rate, and six waveform types. Its compact design and built-in rechargeable battery make it ideal for professionals on the move, while its smart testing capabilities simplify the measurement of various electronic components.

## Description

Product Description

Review: Very good - All functions worked as expected... Dso worked perfectly, dds worked (shown in the picture)
Review: Best Product in market , you can rely 100%. - Value for money. Got 3 of them together. It’s easy to use and is of best quality. Delivery was before time. Thank you seller for such amazing product.

## 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 | #30,826 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #14 in Lab Oscilloscopes |
| Brand | FNIRSI |
| Brand Name | FNIRSI |
| Colour | multicolor |
| Country of Origin | China |
| Customer Reviews | 4.1 out of 5 stars 214 Reviews |
| Included Components | DSO-TC3 Oscilloscope, Other Accessories |
| Manufacturer | FNIRSI |
| Model Number | DSO-TC3 |
| Net Quantity | 1 Count |
| Part Number | DSO-TC3 |
| Power Source | Battery Powered |
| Power Source Type | Battery Powered |
| Style | DSO-TC3 |
| Style Name | DSO-TC3 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 85 Degrees Celsius |

## Images

![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 - Image 1](https://m.media-amazon.com/images/I/71uPS5nk2nL.jpg)
![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 - Image 2](https://m.media-amazon.com/images/I/71lGd4Gxo+L.jpg)
![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 - Image 3](https://m.media-amazon.com/images/I/71vnGrMuCQL.jpg)
![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 - Image 4](https://m.media-amazon.com/images/I/71oxLw8TpnL.jpg)
![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 - Image 5](https://m.media-amazon.com/images/I/71NHew7RLSL.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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very good
*by M***I on 11 August 2024*

All functions worked as expected... Dso worked perfectly, dds worked (shown in the picture)

### ⭐⭐⭐⭐⭐ Best Product in market , you can rely 100%.
*by S***R on 9 July 2025*

Value for money. Got 3 of them together. It’s easy to use and is of best quality. Delivery was before time. Thank you seller for such amazing product.

### ⭐⭐⭐ device connecter defective recd
*by P***R on 10 October 2024*

hi! The product is good but this connector tip is broken, please help us out on this issue.... got to know while using the device.......

## 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

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.tn/products/581225850-fnirsi-dso-tc3-oscilloscope-3-in-1-handheld-oscilloscope-dds](https://www.desertcart.tn/products/581225850-fnirsi-dso-tc3-oscilloscope-3-in-1-handheld-oscilloscope-dds)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-21*