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Sci.Electronics.Basics
Sci.Electronics.Basics is a worldwide Usenet news group that is used to discuss basic electronics questions.
There are 4775 threads in our archives.
You are looking at page 12 of 478.
The threads with the newest articles are listed first.
Resistor values with a PUT [2 articles]
Rocky Stevens - 2010-05-26 20:26:00
From what I have read, the gate of a PUT is what determines its
threshold voltage, so you would control that with two resistors, one
between positive and the gate, and the other between the gate and...
resistor value for LM317 [5 articles]
Snaggy - 2010-05-26 18:10:00
usually a fixed resistor value of 220 ohm is used, with a 5k trimmer.
Is there any problem if I use a 450 ohm resistor with a 10k trimmer?
Maybe the current on the regulation pin will be too low? An...5 Ghz Routers Cause Nausea & Dizziness - To You Too? [5 articles]
takveen@gmail.com - 2010-05-25 18:21:00
5 Ghz Routers Cause Nausea & Dizziness - To You Too?
The router shown in the figure is Linksys WRT600N Router, that is
exactly the one I bought about 4 years ago but currently I operate it
at 2...What is the difference between a socket and a female header? [9 articles]
Rocky Stevens - 2010-05-24 23:30:00
Subject says it all - I thought that a socket was female, which
headers were then stuck into. But if that is the case, what is a
"female" header, if not just another name for a socket? Is a female
...Bode ploting [2 articles]
Guida - 2010-05-24 08:06:00
I am a Portuguese science student and although I am a little ashamed
to be doing this question, I really need to do it as I have a
practical exame this week.
One of the tasks we have to do is to ...A question regarding voltage controlled oscillators [3 articles]
Daku - 2010-05-24 02:13:00
Maybe this is a stupid question, but could some electronics guru
clarify this a bit ? Current voltage controlled oscillator designs,
based on fixed frequency oscillators - e.g., Colpitts have a reso...Micro Hertz Frequency Necessary for Earthquake Predictions. [3 articles]
Bret Cahill - 2010-05-22 02:51:00
Why stop at milli Hertz?
Bret Cahill
...Can anyone suggest a single chip 2400 baud modem solution please? [8 articles]
David Eather - 2010-05-20 18:35:00
Can anyone suggest a single chip 2400 baud modem solution please?
(sorry to repeat myself)
...PIC prgramming [9 articles]
Periproct - 2010-05-20 16:07:00
I'm trying to program a PIC 16F628A using a Matrix Multimedia HP488
programmer with PPP ver 3.
The PIC should be responding to an input on RA4 but it isn't. I suspect that
the PIC is in low vol...What caps is this? [12 articles]
Paul Conners - 2010-05-20 12:51:00
Electrolytic? Tantalum?
Manufacturer? Data sheet?
Thanks.
...