jms's user avatar
jms's user avatar
jms's user avatar
jms
  • Member for 9 years, 8 months
  • Last seen this week
  • Finland
52 votes

Relays vs. thyristors: What is best for swiching 230 V lights on and off rapidly (~ 5 Hz)?

29 votes

Why do brushless motors have a kv rating?

20 votes
Accepted

Is draining a Li-Ion to 2.5 V harmful to a Li-ion cell?

16 votes

Review request: DIY DC to 50MHz differential oscilloscope probe

13 votes
Accepted

Should I use MBED of ARM or native platform of microcontroller suppliers?

13 votes
Accepted

Is a single wrist strap enough against ESD?

13 votes
Accepted

Why does this circuit speedup the switching time and reduce losses?

12 votes

Detect Sound From Google Chromecast Audio

11 votes

Spikes induced on PCB. EMC problem?

8 votes

Understanding memory requirements for an image file

7 votes

H-Bridge design understanding

7 votes

What advantages do CRTs still have over more modern display technologies?

7 votes
Accepted

Is a varistor basically two diodes in series, with opposite polarities?

7 votes

Do microcontrollers support threading?

7 votes

Higher KV means lower torque for DC motors?

6 votes
Accepted

Why don't some 2S LiPo packs include a balancing connector?

6 votes
Accepted

Reading data from 3.5mm audio jack

6 votes

3 Phase Voltage Inverter for BLDC motor. N mosfet getting hot. Why?

6 votes

P-channel MOSFET as high-side switch gets hot

6 votes
Accepted

What happens before main()?

6 votes
Accepted

Reverse engineering a high side MOSFET driver SMD circuit board

6 votes
Accepted

How does a hair dryer change its motor speed? Diagram included

6 votes
Accepted

Why is the power supply terminal is not connected to ground in this bridge rectifier?

6 votes
Accepted

Is a boot-loader needed to dump the flash memory to RAM? Why?

6 votes

Gosh darn PORT structs on AVR

6 votes

Transformerless supply

5 votes
Accepted

AC to DC rectifier (get the best efficiency)

5 votes
Accepted

handcrafted PCB problems

5 votes

how to get 4-20mA output

5 votes
Accepted

Freewheel diode / capacitor with this board?

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