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  1. bertus

    Toyota Order Picker PCB

    Hello, The picture only gives us that the capacitor has a voltage rating of 50 Volts. As I asked before, is there any text on top of the capacitor, like in the picture below: Bertus
  2. bertus

    Toyota Order Picker PCB

    Hello, For the capacitor, it can well be there is more info on the top. Post a CLEAR and SHARP picture. Bertus
  3. bertus

    Electronics link sites

    Hello, Here I have a collection of link sites related to electronics: http://www.101science.com/eleclinks.htm https://circuitsarchive.org/ https://www.epanorama.net/ http://www.solorb.com/elect/ http://www.talkingelectronics.com/te_interactive_index.html https://www.gadgetronicx.com/...
  4. bertus

    Electronics link sites

    bertus submitted a new resource: Electronics link sites - Electronics link sites Read more about this resource...
  5. bertus

    Speaker/s project - for amplifier.

    Hello, The bass and treble speakers are likely separated by a cross over filter. The simplest are a coil and a capacitor. See this page for more info: https://speakerwizard.co.uk/passive-crossoversfilters-how-do-they-work/ Bertus
  6. bertus

    Now the Fun Begins

    Hello, The attached PDF shows you a lot of properties of the diodes. Have a special look at page 7 of the PDF, wich shows some graphs. Bertus
  7. bertus

    Tips on how to cut a pcb

    Hello, When using a dremel for cutting the PCB, wear a mask and goggles. Many types of PCB's are made of fiberglass. You do not want to beath it or have it in your eyes. Bertus
  8. bertus

    routing 2 channel audio to 5.1 speaker system

    Hello, Have a look at this article: https://audioxpress.com/article/Build-a-Passive-Surround-Sound-Decoder As delay, you could use some PT2399 board. Bertus
  9. bertus

    Can BC548 be replaced by 2N3906 and 2N3904?

    Hello, Before the BC there was the AC. The B = Silicium The A = Germanium. See also the link I posted before. Bertus
  10. bertus

    Paint shop

    Hello, You could also get some stencils and spraypaint with them: https://www.amazon.ca/s?k=stencil&i=kitchen&rh=n%3A2224184011%2Cn%3A6646279011%2Cp_6%3AA3DWYIK6Y9EEQB&dc&qid=1627758297&rnid=12035754011&ref=sr_nr_p_6_7 Bertus
  11. bertus

    Help with circuit

    Hello, The potmeter can be seen as an adjustable attenuator. The signal from the FX board is likely to high for the MK171 board and needs to be attenuated. Bertus
  12. bertus

    Help with circuit

    Hello, The crossed parts are for powering the microphone and the microphone itself. You can remove tiose parts and connect the middle pin of the potmeter to where the microphone was connected. Bertus
  13. bertus

    Help with circuit

    Hello, Have a look at this: Bertus
  14. bertus

    Can BC548 be replaced by 2N3906 and 2N3904?

    Hello, The BC558 (PNP) is complementairy with the BC548 (NPN). The 2N3906 (PNP) is complamentairy with the 2N3904 (NPN). The BC558 could be replaced with a 2N3906 as both are PNP. Bertus
  15. bertus

    How to ensure it is working

    Hello, The D version has digital output with a detection border of 24 +/- 3 cm: Bertus
  16. bertus

    Can BC548 be replaced by 2N3906 and 2N3904?

    Hello, Here is a transistor table with some basic values. Bertus
  17. bertus

    Paint shop

    Hello, It depends on how creative you are, but perhaps a airbrush kit might inspire you...
  18. bertus

    Can BC548 be replaced by 2N3906 and 2N3904?

    Hello, Here is an extended list of semiconductor coding as @Hunter64 shortly explained: https://www.qsl.net/yo5ofh/doc/transistor_codes.htm Bertus
  19. bertus

    Fault with LM5109 - High Side pulse issue

    Hello, What is the exact version number of the LM5109? The LM5109 has a maximum voltage of 100 Volts. The LM5109B has a maximum voltage of 90 Volts. Bertus
  20. bertus

    Fault with LM5109 - High Side pulse issue

    Hello, As you only posted two partial schematics, I have "connected" them as I would see it. There also can be a problem due to the inductive load, that causes spikes. Bertus
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