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How to cool down overheating Android Linux TV Box H96 Pro Plus

Hey guys,

i bought myself a new Android TV Box H96 Pro Plus which is really awesome in speed and flexibility. 

This box comes with Android 6, but can easily be upgraded to Android 7.1.1, which i use now. 

Problem with this box is the temperature. It gets way to hot. 

So i thought about buying me a airvent to just have a constant flow of cool air to the mainboard.

This is what i bought on amazon an it is great. Did cost about 10 bucks, is very silent (just 18 dBA) and is powered by usb via the box itself.

"Kühlerlüfter DIY PC Kühler Tv-Box 120 MM 5 V"

Here is a picture of how it looks. I just put it under the box and temperature is as low as 40 degree celsius. 

cheers

Fritzbox 7270 is squeaking

Do you know the problem, when you get mad, because of an electronic device squeaking very high.

Had the same now with my old fritzbox 7270 V2. I do not want to throw it away, as i was hoping, that the root cause was an elko, as they are most of the time the issue in such devices.

So I opened it up, which is quite easy, cause there are only a view clamps, you can easily open with a screwdriver. So thanks AVM for making this device repairable.

Here you see the picture of the board and also the defective elko. It is a 100 µF, 25 Volts. Had only the same with about 50 Volts, but that's ok. 

So how did I find it? Very simple, I googled a bit and found a forum "ip-phone-forum", a user panda3 had put in the solution into the thread "7270 pfeift".

So thank you Panda3 for finding and sharing it. 

Now how to get the defective bastard out of the board. I used a so called De-Soldering-gun. It is a combination of a soldering gun and a desoldering pipe. Just google about it. It is about 20 bucks.

After getting the solder off, I could easily remove the elko and put the new one in. A short test was positive, so now i have again my peace of mind.

Hope this helps, please leave a comment.

cheers.

 

   

 

LED-christmas star - defective cable

Hey guys,

it´s me again, having another defective gadget, i do not want to throw away. 

So, this is a LED Christmas star, which is battery driven and just has an RGB LED, that changes colors slowly, though giving a very warm christmas feeling.

 

 

Problem is, this thing is made so cheap, the cable, connecting the LED to the controller has no strain relief, so the cable just broke. 

Now i had to get the glued LED out of the polymer star without destroying it. This I did with a little drill, going into the middle of the LED and getting slowly to bigger sizes. In the end, i used a 10 mm drill and now the replacement LED fits in just nicely. 

Do not make the hole too big, as the new LED needs to be glued in again. I just used a heat glue pistol. That worked fine for me. 

I took this RGB LED as a replacement, but the important thing is that they have a common anode, not a common cathode. 

https://www.highlight-led.de/10-leds-5mm-wasserklar-rgb-4-polig-steuerbar-set.html

Next thing was soldering the cables directly to the LED, but do not forget to think about the strain relief before.

Then I made sure the cable has a strain relief by a combination of  4 small shrink tubings covering each single pin of the LED, then folding the cable twice over the already heated small shrink tube performing an 8 and fixing it in place with a bigger shrink tube over all 4 pin connections at once.  

 

 

 

​Now works like a charm again and giving us warm Christmas feelings. Another gadget saved from waste. :-)

cheers 

Frank

 

Why the EEG is not solving anything

Hey guys,

today i wanna give you some insight on the so called EEG "renewable energy law" in germany. 

The reason for this now 20year old law was, to make germany more sustainable and to move on to renewable energy creation.

What it brought to us is now the highest electricity price per kwh in the whole EU.

Here is what we have to pay for electricity in germany: 30,88 cent per kwh. That is the most in whole Europe. 

The bad thing about it is, we have to pay for preliminary shutting down atomic-plants, have to pay for supporting wind energy and solar energy, as they cannot compete in a free market.

We are not allowed to contract cheap energy from any other european country. We can only buy expensive "green" energy from german suppliers.

This is the biggest bullshit ever, as e.g. france builds new atomic plants, poland produces cheap energy out of coal and is supported by european funds. 

Looking outside the EU, e.g. china will build hundreds of new atomic plants in the next years. Even the pope of new tech "Elon Musk" promotes atomic energy as necessary to have enough power for all the electric cars, that maybe being build. 

Just my five cents :-(

 

sfStrompreise in Europa, EU Strompreis Tabelle
 
 
 
 
 
 
 
 
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Now this is how the  energy-prices went up in 2022. Of course included in this is the war in ukraine. But nevertheless our government decided on final shutdown of all atomic plants in germany in april 2023. So to get the needed electric energy,

we have to buy it in other european countries at a much higher price or use our coal-plants with involved influence on the climate. 

Another point is the destruction of the 2 gas pipelines from russia, northstream 1 and 2. Both were sabotaged and until today our government has not felt to put reasonable effort in finding the terrorists. Instead we buy now fracking-gas from the US, 

which is transported over the ocean in big ships with questionable ecologic outcome. We even built new terminals for the reception of these ships.