Top Questions

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Which part of a pnp-transistor is the buried layer connected to?

transistors pnp
8m ago yas4891 141
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4
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how to measure the internal resistance of a voltmeter?

multimeter voltage-measurement
17m ago The Photon 7,957
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NetFPGA testbench

fpga verilog programming network-interface
19m ago Bonechilla 1
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Testing the condition of an old sealed-lead-acid (SLA) battery

batteries test
26m ago DeanB 1,907
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3
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18
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How to use a SN75441 h-bridge (not working as expected)

digital-logic motor driver
39m ago reehaw 1
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0
answers
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How to test a microphone

microphone
44m ago Nicolae Surdu 184
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votes
1
answer
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op-amp + ADC slow reaction

op-amp adc oscilloscope
50m ago The Photon 7,957
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0
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16x2 LCD behaves as an 8x2

serial lcd troubleshooting sparkfun
59m ago Lord Loh. 259
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2
answers
92
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multistage amplifiers

amplifier
1h ago The Photon 7,957
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0
answers
17
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How to disable auto-shutoff on Audyssey Lower East Side speakers? [closed]

audio
2h ago hisnameisjimmy 1
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2
answers
45
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How does the cpu able itself to detect the transitors 0 or 1? [closed]

transistors
2h ago Kaz 3,029
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28
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30 second countdown timer needed

arduino
3h ago Ranger1 1
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3
answers
73
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Can voltage drop across a diode be controlled by varying the doping level?

diodes
3h ago Richman 1,900
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0
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51
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Are rubies the waste product of integrated circuits?

integrated-circuit
3h ago mfc 95
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votes
1
answer
36
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q point keeps shifting when there is input signal

transistors amplifier
4h ago Alfred Centauri 2,768
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2
answers
49
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Need help with signal processing

usb adc design signal
5h ago M_M 1
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answers
18
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Simulation of Band-Pass Filter (RLC) in ngspice

filter simulation spice
5h ago pagliuca 1
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2
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51
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Is it possible to combine JK, SR and D filp flops in one circuit… and why?

digital-logic design
5h ago Szymon Bęczkowski 645
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1
answer
22
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Attenuator for guitar amp cheap DIY

attenuator
6h ago m.Alin 2,315
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2
answers
364
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Does anyone know what is the inverse of the inductance?

inductance
6h ago Community 1
4
votes
2
answers
46
views

How is this crystal / ferrite bead / ground shield connected?

microcontroller ground crystal shield ferrite
6h ago Olin Lathrop 59.3k
1
vote
1
answer
45
views

do power amps need regulated power supply

voltage-regulator amplifier zener
6h ago Olin Lathrop 59.3k
1
vote
1
answer
58
views

Meaning of symbol on LED screen price tag

led
6h ago jippie 2,784
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4
answers
774
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Precise Resistance Measurement Techniques

resistors measurement resistance
6h ago czgut 39
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0
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23
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Need opinions on servo motor control for heavy applications

arduino motor
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