Power Electronics

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Power supplies, power control, power sources/conversion, energy harvesting, battery charging, batteries, etc.
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J
Bench Power Supply from old Compaq PSU
Last message by
studiot
6
Replies
13K
Views
samy555
Question for a formula related to electrical power?
Last message by
t_n_k
5
Replies
3K
Views
T
Raspberry pi - switching power
Last message by
tester2014
3
Replies
3K
Views
B
Please help me restore this old Lead acid battery
Last message by
bhvm
11
Replies
3K
Views
foolios
Do SLA batteries need to be vented?
Last message by
snav
2
21
Replies
17K
Views
J
Building and Selling Chargers and Power Supplies
Last message by
adam555
17
Replies
3K
Views
D
Timing Circuit - check how long power was OFF
Last message by
KMoffett
8
Replies
2K
Views
T
DC Power Supply and Multimeter
Last message by
MikeML
8
Replies
3K
Views
S
Portable Stereo battery life help
Last message by
R!f@@
2 3
56
Replies
13K
Views
A
Wireless transmit large data/low power
Last message by
Externet
4
Replies
2K
Views
D
  • Locked
Help with High Power LED Driver circuit for Vehicles
Last message by
bertus
3
Replies
2K
Views
J
Emitter Follower Battery Charger Circuit
Last message by
crutschow
10
Replies
3K
Views
Aries01
How to correctly power op-amp?
Last message by
Aries01
13
Replies
3K
Views
M
Basic power source question for parallel light bulbs
Last message by
djsfantasi
2
25
Replies
6K
Views
C
Battery Saver Circuit
Last message by
MikeML
4
Replies
2K
Views
A
measure power for battery calculation
Last message by
Alec_t
2
Replies
1K
Views
L
Contactor with 120v ac coil / need manual reset in case of power outage
Last message by
williamj
2
27
Replies
15K
Views
P
Resistor thermal power loss
Last message by
Prach
4
Replies
2K
Views
T
  • Locked
120VAC rectified power +thermistor, drive LED's
Last message by
MrChips
6
Replies
3K
Views
A
Hello/Choosing a good bench-top power supply.
Last message by
MrSmoofy
13
Replies
4K
Views
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