Questions tagged [best-practice]
A best practice is a method or technique that has consistently shown results superior to those achieved with other means, and that is used as a benchmark
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What are techniques to fix/compensate parasitic effects that occur at very high frequencies in passive electronic components on circuit level?
There are of course equivalent circuit models for modeling practical passive components using idealized elementary circuit models that reflect the parasitic effects that occur at high frequencies , ...
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How should I store my oscilloscope and probes
What are the best practices for storing an oscilloscope and probes?
Should the probes be disconnected after use, etc.?
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Should I protect against collapsing field effects of a microcontroller-driven small-signal relay coil?
I am building a simple engage/bypass switch for musical (e.g. electric guitar) effects. The signal switching will be done by a single coil (bistable) latching relay, such as the Panasonic TQ2-L-5V. ...
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Specific Li-po, Li-ion and charging facts (low intensity, slow)
I have the following battery, but not its original charger:
12 V, 4.0 Ah
Cell Balancing Longer Battery Life Increased Battery Lifespan. Higher Battery Resources Due To Evenly Used Cells.
BTW ...
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Powering MCU and LCD screen
I’m using a 7805CT to regulate power for an Atmega328p for a project with an LCD screen. At first I was planning on having the LCD screen connected to the output of the regulator as well until I ...
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PCB tracks as wide as possible or just as wide as needed?
what is the best practice regarding the width of PCB tracks?
There are of course a few hard constraints :
wide enough to keep voltage drop acceptable
wide enough to prevent excessive heating
at least ...
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Absolute Maximum logic voltage best practices
I'm interfacing a PIC24FJ MCU along with a Microchip BM83 BT module. The absolute maximum ratings for the "logic high" level show 3.6 V (with 3.3 V as nominal) on any given I/O port of the ...
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Wiring Home Alarm Motion Sensors into a Micro Controller
I have approx. 25 motion detectors designed to be wired into a traditional home alarm system. They take 12V DC and have two built-in switches that open when events occur. One switch opens when motion ...
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Best practices for low power consumption (battery operated) I2C pullups
I'm working on a battery powered device and am trying to extend battery life by using a lot of interrupt and timer driven code on the microcontroller (keeping it sleeping most of the time) and putting ...
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Is it bad practice to parallel power connector contacts?
Say I'm looking for some power connectors for a design, the current requirements are quite high and although I could get a connector with contacts rated for the full current, they're so bulky that ...
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What type of wire would be "best practice" for extending stepper motor leads?
I've been using unshielded "communication and security system cable" (https://www.mcmaster.com/8280T32-8280T321/) for running cable to connect stepper motors to motor controllers. I haven't ...
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Industrial Oven Control
I'm working on upgrading an ancient oven that we bought second hand, which came with almost zero documentation.
I have identified two fans one is exhaust fan and the other is a circulation fan.
Is it ...
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Single value capacitor or two different in parallel for filtering the power supply for microcontroller
I am trying to design power supply for the STM32F446 for my PCB.
I wonder if I should stick to the Datasheet of STM32F446 Page 71 and use two capacitors or be careful about it and maybe just use one ...
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Antenna Attenuation, Gain and RSSI calculation
I am using a RAK7258 LoRa gateway operating at EU-868MHz. I am looking to have the gateway and the antenna on each side of a wall (gateway inside, antenna outside) and receive some packets from some ...
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Basic shielding practice for simple passive audio project in an enclosure?
I'm a tinkerer but not an electrical engineer. I'm constructing a stereo->mono summing box for my stereo (to listen to Beatles LPs properly, natch). I'm using the design & schematic here for ...