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General Q&A about the design and function of electronic systems, electric power systems and infrastructure, their theory, and tools specific to those fields. Read these guidelines before posting.

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Activity Age Score Lottery
50%
+0 −0
Bit-rate vs Baud-rate

0 answers  ·  last activity about 7 hours ago by Giga-Byte‭

baudrate bit-rate
62%
+3 −1
How to plot the I-V curve of a tunnel diode?

3 answers  ·  last activity 1 day ago by coquelicot‭

diode tunnel
66%
+2 −0
How to estimate time of completion while developing an electronic product?

5 answers  ·  last activity 2 days ago by TonyStewart‭

product-estimation-time
66%
+2 −0
Driving LED with NPN transistor from I/O pin

4 answers  ·  last activity 2 days ago by coquelicot‭

led-drive-circuit transistor-switch
71%
+3 −0
Using FET based followers and design rules

5 answers  ·  last activity 4 days ago by TonyStewart‭

transistor follower field-effect-transistor
60%
+1 −0
Microwave oven interfering with WiFi on the 2.4GHz band

2 answers  ·  last activity 6 days ago by TonyStewart‭

EMC RF wifi emi radio
66%
+2 −0
Understanding the s11 and s21 coefficients of a microstrip line with resistor to ground

2 answers  ·  last activity 9 days ago by coquelicot‭

microstrip scattering-coefficient
57%
+2 −1
ESD Protection - Differential Amplifier

3 answers  ·  last activity 15 days ago by Nick Alexeev‭

op-amp esd-protection Circuit
66%
+2 −0
Why is the ACK (acknowledge bit) in the CAN bus frames dominant? What could have been the rationale behind that design decision?

2 answers  ·  last activity 25 days ago by Olin Lathrop‭

can-bus
66%
+2 −0
De-bouncing input signals?

2 answers  ·  last activity 25 days ago by Circuit fantasist‭

de-bouncing
60%
+4 −2
weak WiFi when microwave is running [closed]

1 answer  ·  last activity 28 days ago by .                                                .‭

Wireless
66%
+2 −0
Why there is a body diode in mosfets?

3 answers  ·  last activity 30 days ago by Nick Alexeev‭

MOSFET body-diode
66%
+2 −0
Moving average that uses less memory?

3 answers  ·  last activity 30 days ago by Mithrandir24601‭

digital-filter
60%
+1 −0
Is ESD overhyped?

3 answers  ·  last activity about 1 month ago by Adam Lawrence‭

esd-protection
42%
+1 −2
Usage of modern active building blocks [closed]

0 answers  ·  last activity about 1 month ago by LvW‭

amplifier
71%
+3 −0
Why Ib=const. for BJT output characteristics Ic=f(Vce)

4 answers  ·  last activity about 1 month ago by LvW‭

transistor
60%
+1 −0
More accuracy from multiple resistors in series or parallel?

2 answers  ·  last activity about 1 month ago by coquelicot‭

error-tolerance
75%
+4 −0
Rules and guidelines for drawing schematics?

1 answer  ·  last activity about 1 month ago by Olin Lathrop‭

schematic
60%
+1 −0
High pass filter design

3 answers  ·  last activity about 1 month ago by a concerned citizen‭

filter
66%
+2 −0
Purpose of emitter resistor in a common collector amplifier

4 answers  ·  last activity about 1 month ago by LvW‭

transistor amplifier emitter
81%
+7 −0
How to calculate pullup resistor value for pushbutton?

2 answers  ·  last activity about 1 month ago by Circuit fantasist‭

pull-up-resistor
33%
+0 −2
Is it possible for one transistor to switch between two loads?

2 answers  ·  last activity about 1 month ago by Olin Lathrop‭

transistor-switch switching
66%
+2 −0
Emitter Bypass Capacitor in a CE Amplifier

2 answers  ·  last activity about 1 month ago by Circuit fantasist‭

bypass amplifier
50%
+0 −0
General Questions Regarding FPGAs [closed]

0 answers  ·  last activity about 1 month ago by Olin Lathrop‭

FPGA Wireless
50%
+2 −2
Filtering the high frequency noise in switching PSU

1 answer  ·  last activity about 1 month ago by coquelicot‭

PSU switching
60%
+1 −0
Control circuit for Power Converters

2 answers  ·  last activity about 1 month ago by Olin Lathrop‭

microcontroller PMIC power-converter
77%
+5 −0
High Speed Design - Which grounding strategy to choose?

1 answer  ·  last activity about 1 month ago by Olin Lathrop‭

grounding high-speed
66%
+2 −0
Filter Impedance Consideration

2 answers  ·  last activity about 1 month ago by Olin Lathrop‭

impedance-matching filter
50%
+1 −1
I have to choose: Arduino or Raspberry pi.

2 answers  ·  last activity about 2 months ago by Olin Lathrop‭

microcontroller digital-logic-circuit
60%
+1 −0
Mixers and Audio Extraction in a DCR Architecture

1 answer  ·  last activity about 2 months ago by jm567‭

RF Mixer
66%
+2 −0
Design rules for oamp bootstrap

2 answers  ·  last activity about 2 months ago by coquelicot‭

oamp
60%
+1 −0
How to define Vsat for MOSFET as a switch?

2 answers  ·  last activity about 2 months ago by Andy aka‭

boost-converter MOSFET
60%
+1 −0
Design considerations when using a wireless charging battery pack

1 answer  ·  last activity 2 months ago by Olin Lathrop‭

battery
60%
+1 −0
What is the significance of push-pull and open drain controls in circuits?

2 answers  ·  last activity 2 months ago by DrBearEE‭

open-drain push-pull
66%
+2 −0
How do I design a boost converter? What are the basics I should know?

1 answer  ·  last activity 2 months ago by Andy aka‭

boost-converter
60%
+1 −0
Is there a mathematical process resembling the terms "digital"/"discrete" and "analog"/"continuous"?

2 answers  ·  last activity 2 months ago by Olin Lathrop‭

terminology
60%
+1 −0
Antenna Feed Line Question

1 answer  ·  last activity 2 months ago by Olin Lathrop‭

Antenna RF
50%
+0 −0
MAX809's Irregularity Depending on Load

1 answer  ·  last activity 3 months ago by timelyfiasco‭

IC
60%
+1 −0
Doubt regarding loading.

1 answer  ·  last activity 3 months ago by Olin Lathrop‭

load loading-effect
60%
+1 −0
Pi-Filter for EMC

2 answers  ·  last activity 3 months ago by Lundin‭

EMC Pi-Filter
50%
+0 −0
LC Filter and Capacitor Considerations [closed]

0 answers  ·  last activity 3 months ago by Olin Lathrop‭

Pi-Filter LC-network electrolytic-capacitor
50%
+0 −0
Current Flow in the OFF Time of a Switching Power Supply

1 answer  ·  last activity 3 months ago by Olin Lathrop‭

capacitor smps buck
66%
+2 −0
LED with a parallel resistor

1 answer  ·  last activity 3 months ago by Olin Lathrop‭

led-drive-circuit
66%
+2 −0
How come the registers in a micro are application specific?

3 answers  ·  last activity 3 months ago by manassehkatz‭

microcontroller register
66%
+2 −0
Why RC toys still operate in 27Mhz band?

2 answers  ·  last activity 3 months ago by Olin Lathrop‭

frequency
66%
+2 −0
Bypass Caps and High Frequency Current Return Path

1 answer  ·  last activity 3 months ago by Olin Lathrop‭

Analog alternating-current
66%
+2 −0
4-Layer PCB Routing Question

1 answer  ·  last activity 3 months ago by Olin Lathrop‭

Analog digital-logic-circuit PCB
57%
+2 −1
Constant Current Load Circuit with Op Amp

2 answers  ·  last activity 3 months ago by coquelicot‭

op-amp
60%
+1 −0
Complementary transistor pairs - what is the point ?

2 answers  ·  last activity 3 months ago by Olin Lathrop‭

transistor darlington
60%
+1 −0
Darlington or Sziklai configuration - why and when using complementary pairs?

1 answer  ·  last activity 3 months ago by Olin Lathrop‭

transistor darlington
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