Wireless power

Qi charger board analysis

I have written several postings on Qi wireless power. To get a good idea how Qi really works, I bought cheap bare Qi charger board Qi Wireless Charger PCBA Circuit Board + Coil Charging (costs only slightly over two Euros / USD).Qi Wireless Charger PCBA Circuit Board + Coil Charging kit consists ofQi Wireless Charger

Qi receiver teardown

I have previously tested Qi wireless charging receiver model Universal Qi Wireless Charging Receiver Kit For Micro USB Cellphone.This Universal Qi Wireless Charging Receiver Kit For Micro USB Cellphone a about a size of a credit card and ultra-thin in design. It is designed so that it could be installed inside cell phone – or it

Qi charge transmitter

I found out that I need more chargers than my Ikea lamp with Qi charger.  I planned to try how well less expensive Qi chargers work, so I bought  AUDEW Q5 Universal Qi Wireless Charger Charging Pad Transmitter. Banggood sells that at cheap price less than 4 Euros. So it is really cheap, and hopefully

Qi wireless charging receiver

I started testing Qi wireless smart phone charging some time ago. I have already posted my comments on IKEA lamp with Qi charger and now here are comments on some other products I have tested. The smart phones I had did not have built-in Qui charger electronics, so I has to find a way to

Ikea lamp with Qi charger

Ikea is pushing heavily Here is IKEA LED desk lamp with built in Qi charging. There is LED bulb with button on top for on/off. There is also USB power connector in the front of the base. Here is Qi charger. Small white LED lights up when charger on. It works as promised. Power supply

Qi wireless charging testing begins

Wireless power has become a hot topic as wireless charging of mobile devices is get getting some popularity. Wireless charging isn’t something new; the technology exists since 1981 and Nikola Tesla has made first wireless power experiments over 100 years ago. I have posted a lot in the subject at Wireless power for charging mobile