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Cat Links Randoms, Teardown

Mini Teardown: Eberspacher 701 BT Controller

Posted on January 19, 2016 The Engineer

It’s well known that there are two versions of the 701 type controller available for Eberspacher heaters, the version with the blue logo is the official un-restricted model, while the version with the white logo is a version built for BT that restricts the heater to 1 hour runtime &

Continue readingMini Teardown: Eberspacher 701 BT Controller

Cat Links Randoms

Lethal Chinese Mains Adaptors

Posted on July 31, 2015 The Engineer

With every piece of Chinese electronics I obtain, mainly Baofeng radios, they come with a Europlug-type power adaptor, and a universal plug adaptor for the mains. The charger units aren’t too bad, there’s a fair amount of isolation between the primary & secondary, and even though they’re very simple &

Continue readingLethal Chinese Mains Adaptors

Cat Links Randoms

Some Site Changes

Posted on July 19, 2015 The Engineer

After a few years of running with the same look, I’ve decided on some changes. New theme! The site now looks much better, and has better support for more eye candy 😉 Addition of my QRZ link New QSO logging system Accessible from a button in the header, this is

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Cat Links Personal Project

Velleman MK179

Posted on December 31, 2011 The Engineer

This is the Velleman MK179 Proximity Card Reader, which is supplied in kit form. In the image above you can see the completed kit, the read coil is etched onto the black PCB on the left. Bringing a recognised card close to the coil operates the relay on the main

Continue readingVelleman MK179

Cat Links Computer Gear

Logitech Cordless Ball Mouse

Posted on December 15, 2010 The Engineer

This is an old legacy wireless mouse from Logitech. This uses a ball rather than optical technology. Bottom of the mouse, showing the battery cover & the mouse ball. Top removed from the mouse, showing the PCB inside. The smaller PCB on the left supports the microswitches for the buttons

Continue readingLogitech Cordless Ball Mouse

Cat Links Consumer Gear

Co-Op Bank Card Reader

Posted on October 20, 2010 The Engineer

This is a little security measure you get with Internet Banking with the Co-Op, generates codes to confirm your identity using your bank card. About the size of a pocket calculator, this is the keypad & screen. The rear of the unit, the card slots into the top, manufactured by

Continue readingCo-Op Bank Card Reader

Cat Links Consumer Gear

Nokia 7110

Posted on August 26, 2010 The Engineer

Another phone from the mid 90s. This is the nokia 7110. Here the slider is open showing the keypad. Here the battery is removed, a Li-Ion unit. The battery cell & protection circuit removed from the casing. This is the rear of the PCB removed from the housing. Data &

Continue readingNokia 7110

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