Category Archives: gadgets

Marvin the Respeaker

I have been playing with the Seeedstudio Respeaker Kickstarter device. It is designed to enable you to build your own Amazon Echo or Echo Dot devices and is similar to the circuit board from an Echo Dot. The software and … Continue reading

Posted in Electronics, gadgets, Uncategorized | Tagged , , | Leave a comment

ESP8266 MQTT Relay

Another development board for the ESP8266 that I have tried is the Olimex ESP8266 EVB, which I bought from ebay. This has a relay, a button for flashing, a UEXT socket which includes the serial lines used for flashing and … Continue reading

Posted in gadgets, Home automation | Tagged , , | 2 Comments

ESP8266 Barometric pressure sensor

I have been experimenting with the ESP8266 for creating Wifi sensors. The nodemcu firmware makes programming it very easy. I have tried a few different development boards, and the nodemcu devkit seems the nicest for creating sensors. I bought it … Continue reading

Posted in gadgets, Home automation | Tagged , | 1 Comment

My new RepRap Ormerod printer

Image | Posted on by | Tagged , , | Leave a comment

Raspberry Pi alternatives

Arduino Yun BeagleBone Black UDOO PCDuino Elektor Linux board Mars board CubieBoard Parallella Odroid U2 Mele A1000 Olimex Imx233 Via APC

Posted in Arduino, Electronics, gadgets, Raspberry PI, robotics | Leave a comment

Why do I need 5, 6 or 7 boxes to watch stuff on my TV?

All I really want to do is listen to music and watch stuff on my TV. And my granchildren want to play some games. Why is it so hard? In my living room, like many people, I have a large … Continue reading

Posted in gadgets, Home automation, Uncategorized | Tagged , , , , , , , , , | 3 Comments

Powermat wireless charging

I bought a Powermat wireless charger and two universal receivers for it. These were very cheap as the device has now been discontinued as it does not support the Qi standard and so will not charge the latest phones like … Continue reading

Posted in gadgets | Tagged , | Leave a comment