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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 7 of 478.
The threads with the newest articles are listed first.
Newbie: tips on how to start? [68 articles]
Rui Maciel - 2010-07-19 22:24:00
I'm looking into picking up electronics as a hobby. What advice can you spare?
Thanks in advance,
Rui Maciel
...
60/40 vs. 63/37 Solder [62 articles]
Joe - 2010-07-19 21:18:00
Why are there these two very similar solders? Is there any situation
where one is better than the other?
I understand the eutectic nature of 63/37, and I wonder if/when 60/40
might ever be bet...Tips on DMM for a newbie? [26 articles]
Rui Maciel - 2010-07-15 15:29:00
Can you spare any tips on DMMs for newbies?
Thanks in advance,
Rui Maciel
...Ultra low frequency VCO [57 articles]
Daku - 2010-07-14 14:25:00
Could some electronics guru please help ? Is there any commonly
available reference design for an ultra low frequency voltage
controlled oscillator ? I developed a 60 Hz center frequency SPICE
mode...SLA battery orientation? [2 articles]
John Doe - 2010-07-12 06:10:00
Does SLA battery orientation matter only when charging?
Thanks.
...Old Solder [24 articles]
Joe - 2010-07-11 16:20:00
A couple of days ago I did a small repair to an electronic timer. It just
need a bit of solder to reconnect a wire.
I had a devil of a time with that small repair, the solder just didn't
want to...Types of diode-connected BJTs [20 articles]
C Egernet - 2010-07-10 21:00:00
What are the relative merits of diode-connecting a BJT by shorting
base and collector (using B-E junction) versus shorting base and
emitter (C-B junction)?
Na=EFvely, I have assumed that one alwa...Automatic countdown reset timer? [9 articles]
BoyntonStu - 2010-07-10 13:40:00
Problem:
Sense a person in a room.
Trigger a countdown timer that is preset to a fixed time when a person
is sensed.
(A motion detector or a beam breaker is acceptable)
The timer will con...Phone Jack [9 articles]
John - 2010-07-09 17:03:00
Hello,
I'm an amateur when it comes to repairing things.
I have static on my phone line and called the phone company. They came
out and everything is ok at the NID outside. I have located the j...input impedance of THAT 1512 IC? [2 articles]
tempus fugit - 2010-07-05 15:38:00
Hey all;
I've been reviewing the THAT 1512 data sheet
(http://www.thatcorp.com/datashts/THAT_1510-1512_Datasheet.pdf) and am
trying to figure out what the input impedance would be for the circuit...