1. edlamx

    Need help wiring lights for car ASAP

    Hey all I am currently creating a custom rain light for my car (Light on rear bumper that flashes 5 times then holds when brakes are pressed). At the moment the rain light has positive and negative connected straight onto the + and - of a brake light globe wiring. However it being super bright...
  2. crookedspoon

    Blinkers as positioning lights, circuit fails on high(er) load.

    Hi all, First post here and very much beginner in electronics, trying to dive in. For my motorcycle, I’m trying to implement positioning lights in the blinkers: When turning on the blinkers, the blinker blinks regularly. When the blinkers is turned off, after a short delay, the blinkers shine...
  3. Sungchow

    Does anyone know the gauss amount of a automotive rotor winding?

    As people know, automotive alternators and gauss meters have been around since before the internet, yet, even though this is true, i can not, i repeat, i cannot find any info on the internet stating the surface gauss of an automotive altetnator rotor. Seems very odd that i cant find that info...
  4. J

    Relay circuit- automotive

    Hello. im seeking some help designing a seemingly simple circuit. I’m not experienced enough with this so I’m hoping you can assist. It is in an automotive application. 16vdc electrical system with common ground. I have a normally open ground that is closed when engine rpm rises to a chosen...
  5. Marcel DaJanchar

    SMPS IC selection for automotive use: 12V to 5V

    Hello! I am working on automated pressure controller which will be used in a car. The controller consists of following: - Power supply (10V-20V input, 5Vdc 1A max output) - MCU STM32 (valve controller for pressure regulation + reading 4 pressure sensors) - WiFi functionality (ESP8266) - 8...
  6. S

    5v dc to 12v dc pwm design (automotive application)

    Hi guys I hope you can help I am by no means an electrical designer but I have a problem and are looking for a solution. I am trying to convert a variable 5v pulse into a rotation of around a max 2000rpm (12v motor) I’ve done some researching and a pulse width modulator maybe the way to go...
  7. SaMirakle

    Guidance Needed: Attempting to Simulate/Generate an Engine Speed Sensor Signal

    Hi everyone! So at work we have several engine simulators and for the ones we currently have engine speed sensors connected to we went about it by using a DC motor spinning a magnetic pulser disc (found here) with the sensor mounted directly in front. Though this works fine, I'd like to start...
  8. H

    Using 12v brake-light signal as a switch to ground a set of LEDs

    I just want to start by saying I have some knowledge, being an Industrial designer, but I am by no means an expert. I have a set of US taillights, that I have successfully converted to UK regulations (yellow indicators) and I am currently working on a dual function tail/brake light feature. I...
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