Simple audio mixer

Intro

I have one low cost TPA3116 amplifier which has got more usage than I initially thought. I ended up using it in the living room, it provides enough power and burns only 0.7W from the mains while ON, with no signal. So low that I don’t need to worry about shutting it down when […]

Bosch glue pen teardown

Intro

My cheap plug in hot glue gun died and looking for a replacement I found this: the Bosch GluePen

What does it do? it’s a hot glue gun for 7 mm glue sticks that warms up in 15 seconds. Charges via micro USB.

Much better than my old one that needed ~5 minutes […]

10002 Progress

This article is part of my 1000² Smart Home project. Check out the Architecture and Software and then move on to Hardware. An most importantly, check the Lessons learned and why I did what I did. There are already some first results, connecting all parts of the system.

Progress

Finally, enough pieces of the puzzle […]

10002 Architecture and Software

This article is part of my 1000² Smart Home project. Check out the Architecture and Software and then move on to Hardware. An most importantly, check the Lessons learned and why I did what I did. There are already some first results, connecting all parts of the system.

Starting with a top down approach – […]

RFM69 output power

Intro

As I was mentioning in my 1000.1000 Hardware selection, I have opted for the cool RFM69HW radio module. Weirdly enough, in quite a few sources (big distributor and ebay) the higher power HW module is cheaper. So there ie no reason not to get the higher power module, given quantity discounts. But I […]

Peaktech 6225A review

An in-depth view of the new PeakTech 6225A 30V 5A switch mode laboratory power supply showing very good results. […]

TryingArduino

Trying Arduino, from the perspective of a bare metal embedded coder. […]

10002 Hardware

This article is part of my 1000² Smart Home project. Check out the Architecture and Software and then move on to Hardware. An most importantly, check the Lessons learned and why I did what I did. There are already some first results, connecting all parts of the system.

Some history

A picture says 1000 words!*

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10002 Lessons learned

This article is part of my 1000² Smart Home project. Check out the Architecture and Software and then move on to Hardware. An most importantly, check the Lessons learned and why I did what I did. There are already some first results, connecting all parts of the system.

What?

This page covers things […]

Fixing a broken scroll switch

Trying to fix a broken scroll encoder with de-bouncing caps. […]

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