Recent content by OG-Munich

  1. OG-Munich

    Server PSU advantages/disadvantages

    in my opinion Computer Power Supplies are not cheaper than the usual power supplies . The usual ones are protected in case of shorts, but the computer PS in most cases are not. The computer PS have one advantage: They have a bigger quiet fan.
  2. OG-Munich

    Cases for Controllers and Power Supplies

    Hello from Germany, Because my light show is mobile and I need plenty of power, I use two bigger outdoor switch cabinets IP65, which I put on 25cm/10 inch feet (prevent snow or water). In one I integrated 8 power supplies and two controllers. In the other, ther is just one Controller and 6 power...
  3. OG-Munich

    Pixels on a battery

    I fly RC models and drive RC-cars. I even had 3 T-Rex Helis. I even jump started a car with a 3S 4000mAh LiPo. Yes hard draws result in voltage drops, but not with 1C. Think about that: A 3S 5000mAh drawing 120C means you draw 600 amps and 6.6 kilowatts. With a 5kWh pack I discharge it...
  4. OG-Munich

    A big Hello from Munich, Germany

    Thanks a lot! Yes, I wanted not to be bored. That created the ideas.
  5. OG-Munich

    A big Hello from Munich, Germany

    Well I have a big office and I use one room completely for that but it is full now xD😳Yeah, I plan to commercially do light shows for events, wedding, parties aso. So I want to buy a big trailer . There always is the cable issue when you are mobile. During corona lockdown I even created a indoor...
  6. OG-Munich

    Pixels on a battery

    No, with LiFePo Batteries you do not have the voltage drop issue. The Battery will only drop voltage unter 12 V , if the charge level is below 10% And even with 5% left it ist at 11V Discharging with 1C (means with 1 times of capacity e.g. 200Ah with 200 Amps discharge) affects voltage a...
  7. OG-Munich

    A big Hello from Munich, Germany

    My interest in light shows started with some youtube videos from USA. So, one day in october (3 years ago) I decided to start that hobby and build some objects. Because I live in an appartment, I have no garden or place to place the light show. I decided to concept it as completely mobile and...
  8. OG-Munich

    Pixels on a battery

    Hello, up to now I had my Xmas light show mobile arround munich with the use of standard 220V current. I in most cases use the 5V-Versions of the RGB strings and stripes. (4800 Pixel tree, 4800 Pixel Matrix, and arround 4000 pixels in other objects like stars, singing trees, snowflakes aso.)...
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