General Electronics

Discuss building electronic circuits.
A
555 challenge :(
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0
Views
2,214
ahanna
G
Discharge transistor max voltage
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0
Views
1,769
g2c
P
Using 555 & shift register for snooze alarm
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0
Views
2,028
Peter Murphy
Solder Otter
Redesigning the soldering iron!
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12
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7,805
Søren
M
Possible to built 555 timer/led circuit that is 1 hour on, 11 hours off?
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0
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2,079
meggatron
D
Building a body control module for door locks and lamp control.
Replies
1
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2,725
Søren
D
Flash twice, then off... any circuits welcome.
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1
Views
2,243
Søren
B
Help me
Replies
1
Views
2,064
Søren
J
Monostable circuit, triggered by an ldr.
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1
Views
2,676
Søren
P
Shooting gallery
Replies
1
Views
2,253
Søren
J
Wiring in a monostable 555 timer trigger to a car ignition
Replies
6
Views
5,213
Fleck
Daithi
12 volt power sources
Replies
11
Views
8,390
skoronesa
J
Variable rapidfire audio circuit guitar
Replies
0
Views
1,751
Jay
M
Producing 66.6 hz signal
Replies
1
Views
2,736
machofelix
Keith_Maniac
Help with building a star wars blaster light/sound circuit.
Replies
2
Views
5,136
Spectre
J
555-mos driver for motor
Replies
0
Views
2,149
jtdudek
J
Open and close curtains a simple circuit
Replies
1
Views
2,698
Fleck
Ronnie_space
Display cabinet - pir motion sensor & led circuit 555
Replies
8
Views
8,777
Ronnie_space
Simon Goddard
Old telephone to cell phone switch
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1
Views
3,243
George
D
Etching pcbs
Replies
2
Views
4,084
Dan Phjillipps
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