What does "rails" mean? For example: "5V at the rails" "rail to rail amplifiers" "As for current delivery, most will do a few milli-amps, but typically not...
19
Tavys Ashcroft
bigtex@...
Apr 7, 2001 6:37 pm
... Unless I'm mistaken (I'm still learning here), the rails are the maximum and minimum voltages the amplifier can go to. Whether it's single ended or double...
20
justsuem@...
Apr 8, 2001 4:07 am
a friend of mine is looking for a weller 12 volt soldering iron and the serch hasnt turned up anything. if any one knows where to order on it would be a big...
21
Larry Hendry
hendrysr@...
Apr 9, 2001 4:19 am
I didn't see an answer to this. But, mail has been slow through my server today. so forgive me if this is a repeat. "Rails" is a term that refers to the...
22
paksao@...
Apr 10, 2001 4:53 pm
Hi I am a new guy here and to electronics. But I'm hoping to learn enough to complete some projects I have in mind. I'm interested in setting up a system that...
23
Thomas Lee Mullins
tomleem@...
Apr 10, 2001 6:04 pm
... Check out http://www.mouser.com. I did a search using 'weller' and 'soldering iron' and there was a really big list of items. I don't know if they have a...
24
Matt Hill
matthew_e_hill@...
Apr 10, 2001 6:08 pm
There are a lot of different ways to do this. You can spend a lot of money and not so much time, or a lot of time and save some money. PLCs (Programmable...
25
Ges-Lab Indonesia [ ...
ROGEZ@...
Apr 11, 2001 10:22 am
Ges-Lab Indonesia We are Concerns & Focus ... I need a simple schematics for tester/Cheker component for; - Counter -Shift Register -Multiplexer -De-...
26
Dominic Rivron
karen.rivron@...
Apr 16, 2001 10:01 pm
I've just built an audio amplifier using an LM386, and found that though it amplifies, there is an annoying level of backgound hiss, irrespective of the volume...
27
Pulse 8
pulse8@...
Apr 17, 2001 6:44 am
If I'm not mistaken, there's a +15V gain on the LM386.... I think I read this from National Semiconducter's PDF file on constructing sine wave shapers...look...
28
kernow@...
Apr 17, 2001 9:52 pm
Hi all Great site, and just about at my level being fairly new at this game. I am a pretty keen radio monitor on both VHF and UHF as well as HF. I am very...
29
Darren Reid
shokwave@...
Apr 18, 2001 3:36 pm
Hmm. Did you build it straight from the app notes, or some other schematic? Can you point us to the schematic you used, somewhere on the web? The hiss might be...
30
Dominic Rivron
karen.rivron@...
Apr 18, 2001 9:51 pm
... Thanks for this (and thanks to Joshua too. The amp in question is part of: http://www.radiohc.org/Distributions/Dxers/dsratregen.html Dominic -- ...
31
Darren Reid
shokwave@...
Apr 19, 2001 6:48 pm
... Wow. Truly bizarre. I am too new to all this to comment usefully on such an arcane construction...what the hell is that transistor on the inputs for? It ...
32
Dominic Rivron
karen.rivron@...
Apr 19, 2001 7:46 pm
Funnily enough, your comment re the true earth provided the answer, thank you. I rearranged it, and it works like a dream. Arcane it may be, but it works very...
33
Darren Reid
shokwave@...
Apr 19, 2001 8:38 pm
... Cool. Glad to have been of help, even if I barely had a clue :) Anyone know how to quieten a switching power supply for use in audio circuitry? I have a...
34
Hodolo Max
hodolomax@...
Apr 22, 2001 6:24 am
__________________________________________________ Do You Yahoo!? Yahoo! Auctions - buy the things you want at great prices http://auctions.yahoo.com/...
35
Thomas Lee Mullins
tomleem@...
Apr 25, 2001 2:33 pm
I recall a book called 'Electronics 101'. Is it still availalbe? Where can it be found (online store?)?...
36
xoxos
xoxos@...
May 1, 2001 2:02 am
okay, v=ir, right. i've tried using resistors rated at a fraction than an ohm, but i'm not getting any increase in voltage, and all the amplifier info i can...
37
xoxos
xoxos@...
May 1, 2001 2:04 am
right.. i *did* previously realise that in the v=ir equation, smaller values of r would mathematically increase v, and larger would increase :) i'm waay ...
38
Zach Archer
slander@...
May 1, 2001 3:03 am
... Hey, when you're not up against a deadline, I'd like to hear more about this project. I dream of doing similar things :) -- Z...
39
Tavys Ashcroft
bigtex@...
May 2, 2001 6:52 am
... Yup. It's a Law. ... As far as I know, voltage controls current, but it doesn't work the other way around. There are transistor circuits in which input ...
40
William E. "Ed&q...
coolcreek.geo@...
May 6, 2001 7:14 am
I have a large quantity of used Futaba M202SD08 standard character display modules (vacuum flourescent displays or VFDs) for sale for $15.00 each, with free...
41
Ed Miller
coolcreek.geo@...
May 6, 2001 9:40 am
I have a large quantity of used Futaba M202SD08 standard character display modules (vacuum flourescent displays or VFDs) for sale for $15.00 each, with free ...
42
Gary F
rpmmail@...
May 13, 2001 4:44 am
Hello. I'm trying to run a 24v D/C gear motor with the ability to control RPM between 20 - 35. Continuous operation, 9 hours per day. 50 inch oz. of torque....
43
Peter tremewen
Ptremewe@...
May 13, 2001 8:01 am
Can Any one give me Any info on how to mod DVD players so they are multi code????? )O( )O( )O( )O( )O( )O( )O( )O( )O( )O( )O( )O( )O( )O( The...
44
Tavys Ashcroft
bigtex@...
May 13, 2001 8:55 am
... Well, you could do some experiments with pulse width modulation. I hear that is used quite a bit for pulse DC motor control. You can make this with a 555...
45
ramiroi@...
May 17, 2001 3:34 pm
I want to send a video by telephone line, but i dont know how to start im lookin for a circuit that modulate the telephone line with a viedo sinal and at the...
46
nKode
pulse8@...
May 17, 2001 3:42 pm
what's wrong with using a coax?! Joshua ... "A meow massages the heart." nKode / Pulse 8 - aim:jkerseyVCSO http://www.goodtimetribe.com ...
47
nKode
pulse8@...
May 17, 2001 4:13 pm
oh, btw, they sell things for old tv's that have a coax to a two wire split forked piece that you screw down... I've got one for an old console that's not...
