Power Electronics

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Power supplies, power control, power sources/conversion, energy harvesting, battery charging, batteries, etc.
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S
Dual/Double or same polarity for festoon lights
Last message by
Dodgydave
5
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2K
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A
General Electrical / Electronics
Last message by
ArakelTheDragon
1
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763
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will brook
Need help with power switching on DALI/Emergency lighting circuit
Last message by
KeepItSimpleStupid
2
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3K
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L
Relationship of dBm Input Power and Input RF Sinusoidal Signal for WiFi Energy Harvester
Last message by
AlbertHall
1
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1K
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R
Noise in speakers - "white noise" or hum - could this be RF from new power meter?
Last message by
RogueRose
5
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1K
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L
Power a device with 18vac from a nz power source
Last message by
MrChips
7
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1K
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K
Low Voltage DC power supply current limiting
Last message by
crutschow
11
Replies
4K
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longpole001
dc - dc up converter delema
Last message by
ebp
2
Replies
780
Views
T
Reducing voltage drop with split load and powering in series?
Last message by
T3STY
1
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1K
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blue_coder
Solid state switching of very low power AC (from a current transformer)
Last message by
blue_coder
3
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1K
Views
D
AC Energy Meter calculation using ACS712
Last message by
deepak4you
12
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10K
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V
Brushless Alternator Diagnosis
Last message by
Vlad Vsky
2
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1K
Views
K
Can you identify this chip? MLAB / SSKB - power supply
Last message by
u.s.rout
2
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1K
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T
Low voltage short , what will happen ?
Last message by
WBahn
4
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2K
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A
Combine multiple / different DC inputs, and output fixed DC circuit design?
Last message by
Papabravo
3
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2K
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UnnamedUser159
Are these elements failed(i attach photos) and other questions about that board
Last message by
UnnamedUser159
6
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1K
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H
Powering a 4pin 12v fan with NE555 timer based PWM
Last message by
happirt
13
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7K
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L
How to modify battery charger indicator based on LM393
Last message by
dl324
3
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2K
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A
Transistor Switching without using IC for PWM
Last message by
crutschow
1
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1K
Views
H
DC/DC Converter step down 500w
Last message by
blue_coder
2
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2K
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