TEL: +86-755-85219377

Download

language

English

Home page

On A 9-Volt Battery, Which Terminal Is Positive?

Published on：

2020-05-15 00:00

Source：

On the 9v battery cable itself the solid smaller male contact is positive and the larger, female contact which has splits around the edge and accepts the smaller contact is negative.

This is of course confusing because on the appliance, the situation is reversed because we have what is called a hermaphroditic (look it up) connector which is matable with itself and has both male and female features. On the appliance the male contact is negative.

Cable Harness

HDMI Is Suitable For Gaming?

Cable Harness

HDMI Is Suitable For Gaming?

2024-05-03

When it comes to computer accessories, having the right wall charger is essential for keeping your devices powered up and ready to use. In this comprehensive guide, we will explore everything you need to know about wall chargers for computer accessories. Wall chargers are devices that provide power to electronic devices by converting AC power from a wall outlet into DC power that can be used to ch

The Pros and Cons of Different Types of Wall Chargers

2024-04-28

**Introduction** In today's fast-paced digital world, having a reliable wall charger for your devices is essential. With so many options available on the market, it can be overwhelming to choose the right one for your needs. In this article, we will explore the pros and cons of different types of wall chargers, helping you make an informed decision. **Types of Wall Chargers** **1. Standard Wall Ch

The Ultimate Guide to Wall Chargers in the Digital Age

2024-04-23

In the ever-evolving world of technology, wall chargers have become an essential accessory for anyone with electronic devices. Whether you need to charge your smartphone, tablet, laptop, or any other gadget, having a reliable wall charger is crucial. In this guide, we will explore the ins and outs of wall chargers in the context of computer and digital products such as data cables and connection l