M4Biz's user avatar
M4Biz's user avatar
M4Biz's user avatar
M4Biz
  • Member for 3 years, 1 month
  • Last seen more than a week ago
5 votes
5 answers
1k views

Hard temperatures rises for a MOSFET

2 votes
1 answer
4k views

Powering an ESP32 board from external source issue

2 votes
2 answers
204 views

ESP32: wake-up caused by touchpad

1 vote
4 answers
507 views

PNP pull-down circuit

1 vote
1 answer
422 views

Linear power supply and isolated output

1 vote
2 answers
390 views

Visualize the Arduino PWM's output by means an oscilloscope

1 vote
2 answers
119 views

Rising edge of signal missing

1 vote
1 answer
2k views

Best choice to power an ESP32 board from an external power source

1 vote
1 answer
126 views

Spike and surge protection for electronic boards

1 vote
2 answers
273 views

D-type flip flop and Schmitt trigger [closed]

1 vote
1 answer
983 views

AZDelivery Serial Adapter FT232RL and ESP32 board

0 votes
2 answers
115 views

Multisim 14.2 issue

0 votes
1 answer
45 views

How to connect a removable multipolar signal flat cable to PCB

0 votes
0 answers
57 views

Reduce time needed to succesfully establish a connection between a BLE server and a BLE client

0 votes
2 answers
2k views

Issue converting push switch to toggle action using a D-Type flip-flop

0 votes
2 answers
174 views

How design a PCB that hosts an SPDT relay

0 votes
1 answer
284 views

ESP32 with onboard ethernet interface [closed]

0 votes
1 answer
407 views

How to teach about bridge rectifiers with an oscilloscope and a function generator? [duplicate]

0 votes
1 answer
3k views

How to improve RSSI on ESP32 BLE device [closed]

0 votes
2 answers
86 views

Unknown function generator [closed]

0 votes
4 answers
468 views

Strange failure on bridge rectifier

0 votes
0 answers
139 views

Use a boost converter with power bank and Raspberry Pi

0 votes
0 answers
76 views

ESP 32 as WiFi client current drain strange behavior

-1 votes
1 answer
70 views

Unknown DC power pin