04 SEPTEMBER 2016
Several months ago we purchased a FE-5680A Rubidium Frequency Standard from eBay, part number P/N 217400-30352-1. We planned to use the frequency standard as a reference for our frequency counter, spectrum analyser and our...
23 APRIL 2016
When building our Raspberry Pi expansion boards we use lead free solder paste and a C.I.F FT02 batch reflow oven to cook the boards.
The C.I.F promotional videos show the oven being used on a workbench without any...
16 APRIL 2016
We needed to be able to test some of our circuits for EMI issues via the power lines and after some research we found a product called TBOH01 5UH Line Impedance Stabilisation Network LISN from Tekbox (http://www.tekbox.net/test-equipment/tboh01-5uh-line-impedance-stabilisation-network-lisn-cispr25)...
01 JANUARY 2016
In November of last year we finished work on our Raspberry Pi based solar data logger, a part of our ongoing smart home project that we have been working on for several years now. The solar logger monitors all of...
04 DECEMBER 2015
Today the new 3rd Gen Nest Learning Thermostat with hot water control arrived which we had ordered last month when the new UK model with hot water control was announced.
We needed the Nest Thermostat with the hot water...
30 NOVEMBER 2015
Three years ago we designed a solar data logger based on a Raspberry Pi which monitored the solar heating and PV system in the house as well as measuring the amount of energy we were using. This system has served...
11 NOVEMBER 2015
Since we solved the RF interference problems http://www.briandorey.com/post/mastervolt-soladin-rf-filtering with our Mastervolt Soladin 600 mains inverter we had planned to use the data port to link to our Raspberry...
11 NOVEMBER 2015
This is part four of the USB MultiComms project, you can view part one, two and three from the links below:
USB MultiComms Part One - USB Board
USB MultiComms Part Two - RS232 Board
USB MultiComms Part Three - UART Board
With...
11 NOVEMBER 2015
This is part three of the USB MultiComms project, you can view part one and two from the links below:
USB MultiComms Part One - USB Board
USB MultiComms Part Two - RS232 Board
With the main controller board and the RS232...
31 OCTOBER 2015
This is part two of the USB MultiComms project, you can view part one where we built the controller board at USB MultiComms Part One - USB Board
In part one of this USB MultiComms I detailed the design and construction...