General safety requirements for LED lighting fixtures

Do you know the general safety requirements for LED lighting products?
Today, I would like to introduce to you the general safety requirements of LED lighting products. It means that LED lamps should be designed and manufactured

nRF5182 embedded system smart bracelet design

The nRF51822 is a powerful, flexible multi-protocol SoC ideal for Bluetooth® low-power and 2.4GHz ultra-low-power wireless applications. The nRF51822 is built on a 32-bit ARM® CortexTM M0 CPU with 256kB flash + 16kB RAM. The embedded 2.4GHz transceiver supports B

How to use audio amplifier for voltage splitting

Sometimes it is necessary to split a single power supply into two or more parts that are not necessarily equal. This is often the case when using 6V, 12V, 15V, 24V, 36V or 48V power supplies from dry batteries or car batteries. Although there are accurate professional

USB knowledge popularity

USB knowledge popularity

U disk, full name is "USB flash disk" is a USB interface high-capacity mobile storage products without physical drive, through the USB interface with t

Spreadtrum 3G Beyond MediaTek, Samsung's largest baseband supplier

On July 31, the well-known science and technology research institute Stragegy AnalyTIcs released a survey report. According to the report, in the first quarter of 2015, China's mainland chip manufacturer Spreadtrum Communications reached 29.3% in the 3G baseband ma

Hisense ULED Quantum TV evaluation

At the China International Consumer Electronics Show (SINOCES) held in Qingdao on July 10th, Hisense demonstrated to the outside world its flagship TV product LED55K7100UC in the second half of this year. This well-priced, high-end, well-positioned TV product shines at

Can't miss gadgets: Razer Forge TV game set top box

Are you tired of watching smartphones, watches and cars on CES? Well, today we began to change tastes and introduce some of the less popular but equally interesting products at CES. I hop

Millet box mini to see what software

Millet box mini is a high-definition Internet TV box, is the most fever accessories millet phone. Users can watch online movies and TV dramas on TV via the millet box, and project photos and videos from Xiaomi’s mobile phone, iPhone,