---
product_id: 66234397
title: "GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit)"
brand: "northbear"
price: "€ 40.76"
currency: EUR
in_stock: true
category: "Misc."
url: https://www.desertcart.pt/products/66234397-gm328-transistor-tester-northbear-multifunctional-diode-esr-meter-pwm-square
store_origin: PT
region: Portugal
---

# GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit)

**Brand:** northbear
**Price:** € 40.76
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit) by northbear
- **How much does it cost?** € 40.76 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/66234397-gm328-transistor-tester-northbear-multifunctional-diode-esr-meter-pwm-square)

## Best For

- northbear enthusiasts

## Why This Product

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

## Description

Description：   Specifications:  Type: Assembled Tester / DIY Kit(Optional)  Display: 160*128 LCD  Power Supply: 1 * 9V Battery(not included); DC 6.8-12V  Current: Approx. 30mA  Power Supply: 1 * 9V Battery(NOT Included)  Resistance Measurement: Max. 50MΩ  Resistance Resolution: 0.01Ω  Capacitance Measurement: 25pF~100mF  Capacitance Resolution: 1pF  DC Voltage Measurement: Up to 50V  Screen Size: 3.7 * 3cm / 1.45 * 1.18in  PCB Size: 7.8 * 6.2cm / 3.1 * 2.44in  Product Weight: 66g / 2.3oz  Package Weight: 69-73g / 2.45-2.57oz  Package List:E1633  1 * Transistor Tester

## Features

- Digital LCD display for easy readings, can display measured data and graphics. Rotary switch control, a key measurement for convenient use
- Main chip is the dip, easy for electronic Enthusiasts to DIY or update the main chip. Use 9V battery included), can also use DC powerful 6.8-12V)
- Test npn and pnp transistor common-emitter current amplification factor, the base-emitter threshold voltage, off the collector - Emitter leakage current
- Automatically detects npn and pnp transistors, FET, diodes, dual diode, thyristor, automatic identification of the transistor pin out
- Support 2 resistors measurement, show its positive and negative, on-state voltage. Resistance measurement maximum resolution 0.01Ω, can be measured up to 50mω

## Images

![GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit) - Image 1](https://images-na.ssl-images-amazon.com/images/I/51Ch4%2BB1b5L.jpg)
![GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit) - Image 2](https://images-na.ssl-images-amazon.com/images/I/41PBRtx-OtL.jpg)
![GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit) - Image 3](https://images-na.ssl-images-amazon.com/images/I/4191WZWy-YL.jpg)
![GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit) - Image 4](https://images-na.ssl-images-amazon.com/images/I/41vzatvMe8L.jpg)
![GM328 Transistor Tester, Northbear Multifunctional Diode ESR Meter PWM Square Wave Generator (DIY Kit) - Image 5](https://images-na.ssl-images-amazon.com/images/I/41jUgfAfR8L.jpg)

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**Shop now:** [https://www.desertcart.pt/products/66234397-gm328-transistor-tester-northbear-multifunctional-diode-esr-meter-pwm-square](https://www.desertcart.pt/products/66234397-gm328-transistor-tester-northbear-multifunctional-diode-esr-meter-pwm-square)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-16*