2answers

[Others] Eagle question: How to ground the mechanical pads of a part?

Hi everyone,I'm making a device with an SD card slot. The SD card holder is just a surface mount metal shell, and it has 4 foot pads that solder down, and are not electrically connected. I'd l...
  • answered Jul 13,2020
    by Joson
2answers

[Others] Does anyone in Maker Space know the producer of headphone jacks marked with a K in a square?

Does anyone in Maker Space know the producer of headphone jacks marked with a K in a square? And honestly, who′d thought this was actually soldered onto a PCB? There′s almost no lead on the pins, no w...
1answers

[Others] Can I swap out the photoresistor with a photodiode, what should i pay attention

I'm in the process of building a project and would like some advice. It's a light-sensitive audio trigger built from a simple circuit interrupted by a photoresistor.However, photoresistors hav...
2answers
1answers

[Others] Can anyone explain the difference between simulation and emulation

I get confused about the meaning of simulation and emulation.Could anyone explain the difference in terms of programming? What is the difference between these two terms? Thanks
2answers

[Others] How can i copy the format of the first rep_sht to the two other rep_sht?

Hi,I have a design containing 3 identical circuits in a repeated sheet (let's call it rep_sht) which contains a couple of subsheets. I would like to layout the first rep_sht and be able to copy th...
  • answered Jul 08,2020
    by Joson
5answers
1answers

[Others] INMP441 microphone

Microphone Module I2S Interface Inmp441 Mems High Precision Low Power Ultra Small VolumeHello do you have this product in stock for fast delivery?To be delivered in Toronto Canada, how long would it t...
5answers

[Others] If it's possible, an electronic circuit with magnetic switches

Hi,I'm looking for some help to see if a circuit is possible and how I would go about figuring what parts / power I would need ?I'm looking to design a circuit which features 7 LEDs ( ranging ...
  • answered Jul 06,2020
    by Carl
4answers

[Others] What could I use as a replacement for this 80's PNP transistor?

Hi everyone, I wondered what could I use as a replacement for this 80's PNP transistor?It's part of a H bridge for a record player direct drive motor from a sony PS-LX500. Thank...
  • answered Jul 02,2020
    by Andrew
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Ranking Name Answers
1 PCBWay Team 10
2 KhronoSound Audio 3
3 Engineer 1
4 Samarth Jiwarajka 1