1answers

[PCB Prototype] How to check net antenna for vias not connected to other layers. I use Altium.

I have some vias placed on fills and regions, but the vias themselves are not connected to anything on the other layers. I was expecting that Altium's net antenna rule will show net antenna errors...
1answers

[Others] Question on Differential Signaling Pull-up/Pull-down Resistors

For an electronics project I have to implement a differential signaling mode for transmitting data. I'm planning on using some sort of differential driver and receiver IC. Now I was wondering if t...
3answers

[Others] How to prevent cables from disconnecting from the screw terminals in a relay module

I'm controlling a lamp with a relay module but I'm worried about the cables disconnecting since I'm working with mains electricity and the cables are very easy to disconnect once screwed t...
  • answered Oct 12,2020
    by Gorge
1answers

[PCB Prototype] Amiga 1200 Expansion Module V5

Do you have an english bom?
5answers

[Others] How can I connect to this EEPROM to read it?

Not confident in my ability to de/resolder it (also don't want heat to destroy it) and SMD probes can't grab the tiny pins.
1answers

[Others] Does a single supply amplifier only drive a speaker in one direction?

I have a question. The input and output of a single supply amplifier are AC coupled with capacitors.AFAIK the caps just filter the DC component from the signal , they do not magically center the signa...
4answers

[PCB Prototype] pin2dmd 128x32 boards

Hello.How much are the pin2dms 128x32 board without the Led panels ?With Elektronik and shipping to Germany .Thank youI have the LED panels. I just need the&nbs...
1answers

[Others] Is it possible to effectively ramp the PWM duty cycle to reduce inrush current?

I have some DC motors which I need to power and the power supply can handle the motors (I have a beefy 12V 60A output buck converter which is advertised as having "Short Circuit Protection")...
4answers

[Others] Should the ground plane be placed under components to decrease EM radiation?

One question I saw:Should the ground plane be placed under components to decrease EM radiation, as (I think) this will increase the parasitic capacitance and limit the signal rate of the circuit?