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electronics

16 JULY 2019

SMA 50-ohm terminator dummy loads

We needed some reverse polarity SMA Plug terminators to blank off the unused Wi-Fi connectors on our broadband router and also on our desktop computers as we previously had the antennas installed and these sometimes got...

12 FEBRUARY 2019

CIF CF02 reflow oven heater module upgrade

Following the replacement of the control system in our reflow oven in December 2016 we encountered a problem last week where one of the glass heating elements failed and the ceramic end of the element fell apart causing...

15 OCTOBER 2018

Be quiet silent loop water cooler fail

With the very hot weather in the United Kingdom this summer we decided to try to improve the cooling on our computers by replacing our air cooled heatsinks with a sealed loop water cooler system. At the end of July we...

11 MAY 2017

Testing 18650 Li-ion Batteries

We recently designed a barcode scanner to use with our online store.  To power the scanner, we decided to use 18650 size lithium ion batteries as they are high capacity for their weight and cheap to buy.  This...

19 FEBRUARY 2017

HP MediaSmart EX475 VGA Port Mod and Linux Install

For many years we have used our old HP MediaSmart EX475 (WHS) Windows Home Server box as a secondary NAS drive on our home network to keep a backup from our main Synology Diskstation NAS drive. The Synology has 4 x...

09 DECEMBER 2016

CIF CF02 Reflow Oven Upgrade to Zallus Learning Controller

For the past four years, we have been using a CIF CF02 reflow oven to reflow and cook our circuit boards which we sell on www.abelectronics.co.uk and for our own projects. The oven initially needed a lot of tweaking...

04 SEPTEMBER 2016

10Mhz Frequency Standard Distribution Project

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

CIF Relflow oven forced air cooling fan addon

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

5uH LISN Tester Project

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

ESP8266 Mains Energy Monitor

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...

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