Search found 153 matches

by thanksbastards
Sat Mar 08, 2014 7:40 pm UTC
Forum: The Help Desk
Topic: Graphical explination of linux system
Replies: 2
Views: 2393

Re: Graphical explination of linux system

something like this,but with a clear hierarchy of who is built on who/who uses who

Image
by thanksbastards
Sat Mar 08, 2014 7:37 pm UTC
Forum: The Help Desk
Topic: Graphical explination of linux system
Replies: 2
Views: 2393

Graphical explination of linux system

So I can't figure out the right search term to learn this thru Google, so I am asking here. I think I have seen such images before, but I can't find one now. I am looking to understand the "layers" that go into a typical linux system, both in vague but ACCURATE technical terms (kernel,some...
by thanksbastards
Thu Dec 05, 2013 1:44 am UTC
Forum: What If?
Topic: What-If 0074: "Soda Planet"
Replies: 41
Views: 20018

Re: What-If 0074: "Soda Planet"

guys guys guys, an apatasauras can't bend its neck like that! randal is getting absurd and sloppy with the facts! How can he expect people to take him seriously with such shoddy illusrtations of what are clearly physical impossibilities?
by thanksbastards
Mon Dec 02, 2013 11:26 am UTC
Forum: The Help Desk
Topic: LAN host names
Replies: 2
Views: 2441

Re: LAN host names

yeap, only one jump to the real router. I always wondered why I couldn't see the second router in my zenmap, I guess that's normal. However you made me realize DNS is where the host name comes from, not the router doing its routing thing as I had assumed. My WRT54g has the dns set to 8.8.8.8 since t...
by thanksbastards
Mon Dec 02, 2013 1:59 am UTC
Forum: The Help Desk
Topic: LAN host names
Replies: 2
Views: 2441

LAN host names

So I can't resolve addresses on my LAN from hostnames from my PC. So I have a verizon modem hooked up to the router. it connects wirelessly to a mac mini and my laptop as well as a wrt54g router running DDWRT. The wrt54g is wired to my desktop and raspi acting as an AP. Modem eth V Verizon wireless ...
by thanksbastards
Tue Nov 12, 2013 9:31 am UTC
Forum: What If?
Topic: What-If 0071: "Stirring Tea"
Replies: 71
Views: 39991

Re: What-If 0071: "Stirring Tea"

now if you had a robust, possibly adamanitum cup and paddle whisk, like those things used to stir 5 gal buckets of paint, but small enough to fit in a cup, and capped the top of the tea cup, you could retain the tea. allow zero air space above the tea and then feed the whisk shaft out thru the lid (...
by thanksbastards
Tue Nov 12, 2013 9:19 am UTC
Forum: What If?
Topic: What-If 0071: "Stirring Tea"
Replies: 71
Views: 39991

What-If 0071: "Stirring Tea"

Stirring Tea I was absentmindedly stirring a cup of hot tea, when I got to thinking, "aren't I actually adding kinetic energy into this cup?" I know that stirring does help to cool down the tea, but what if I were to stir it faster? Would I be able to boil a cup of water by stirring? Will...
by thanksbastards
Mon Sep 23, 2013 2:20 pm UTC
Forum: Hardware
Topic: keyboard emulation from game port
Replies: 3
Views: 3268

Re: keyboard emulation from game port

thanks I will give all that a shot. To be honest I have only ever used a game port a few times, but every computer and soudncard I have lying around has said port, I don't know why ppl don't play with it more. would make a decent o-scope input!
by thanksbastards
Mon Sep 23, 2013 2:19 pm UTC
Forum: Hardware
Topic: parallel ports
Replies: 9
Views: 5140

Re: parallel ports

there are several differnt communication standards available over parallel, some simpler than others, so that is likely how they are limited. Or they could just be a serial port in a DB25 connector possibly
by thanksbastards
Sun Sep 22, 2013 5:48 pm UTC
Forum: Hardware
Topic: keyboard emulation from game port
Replies: 3
Views: 3268

keyboard emulation from game port

I have a game controller that I have not used in a million years and want to make it usefull again. It plugs in through the game port, that analog port on the sound card. I want to use it to control some simple software that expect keypresses, is there a piece of software out ther that does this? I ...
by thanksbastards
Sat Sep 21, 2013 8:52 pm UTC
Forum: The Help Desk
Topic: NAS drive in a PC in a RAID 1 setup
Replies: 1
Views: 1860

NAS drive in a PC in a RAID 1 setup

So I am getting close to low on storage space, and need a new drive. I promised myself when I finally got here I would make sure my data was safer, as I have suffered about 2 real drive failures, plus a stolen laptop in my life, and that is more than enough. rather than get the 4 TB I wanted, iam go...
by thanksbastards
Sat Sep 21, 2013 8:39 pm UTC
Forum: Hardware
Topic: parallel ports
Replies: 9
Views: 5140

Re: parallel ports

I think I may have misread, but I can't find the original bit where I saw that. The terms and naming conventions are not super consistent across all mfrs descpritions and software vendors descriptions, and computer hardware terms are a weak second language to me, so I am quickly confused and need a ...
by thanksbastards
Wed Sep 18, 2013 5:39 am UTC
Forum: Hardware
Topic: parallel ports
Replies: 9
Views: 5140

Re: parallel ports

your monitor or eyes are deffinatly better than mine! thanks a lot, now to decide if it is worth it or not.
by thanksbastards
Wed Sep 18, 2013 3:49 am UTC
Forum: Hardware
Topic: parallel ports
Replies: 9
Views: 5140

parallel ports

Am I hunting for wild dodos? Iam thinking about building a shop pc, mostly to operate my mill which requires a parallel port. And apparently in windows (I will probably go linuxCNC, but I don't want to limit myself) a pci based parallel port WILL NOT work with Mach3, so it needs to be on the mobo. D...
by thanksbastards
Mon Jul 01, 2013 11:48 pm UTC
Forum: Hardware
Topic: 120V/30A line - to split, or not to split
Replies: 5
Views: 6213

Re: 120V/30A line - to split, or not to split

whenever you have an electritian in, have him run a second wire just for kicks, ,don't even have him connect it. I do my own runs, but I try to follow that rule. has saved my butt so many times, and doesn't add any real cost.
by thanksbastards
Mon Jul 01, 2013 11:41 pm UTC
Forum: Hardware
Topic: protected lithium cells, testing
Replies: 3
Views: 3156

Re: protected lithium cells, testing

oh I don't think starting a fire opens the circuit. once cell #1 starts burning, when cell 2 pops it will burn more vigorously due to the extra heat. Trust me I know what I am in for should excitement happen. these are little phone batteries so there is not much explosive damage danger, but PLENTY o...
by thanksbastards
Mon Jul 01, 2013 2:55 pm UTC
Forum: Hardware
Topic: protected lithium cells, testing
Replies: 3
Views: 3156

Re: protected lithium cells, testing

thanks to my infinite patience, I have started just playing w/ em. grabbed a dead one and removed the shrink wrap label ot unviel the shiney foil guts. still no obvious pcb, but plenty of illegible and long part numbers LGR5DI52345 52247202308 FG03220B1 028963E01 at least I think. anyways the foil t...
by thanksbastards
Mon Jul 01, 2013 3:16 am UTC
Forum: Hardware
Topic: protected lithium cells, testing
Replies: 3
Views: 3156

protected lithium cells, testing

so I got a huge pile of lithium ion batteries from an old LG phone. I think I got ~120 of em, 3.7 volt cells, like what you would find in the back of an old flip phone. I think they are all used returns from a recycle center somewhere, history is 100% unkown they were recovered from abandoned storag...
by thanksbastards
Sun Jun 02, 2013 9:08 pm UTC
Forum: Hardware
Topic: oil cooling, long term effects?
Replies: 12
Views: 9330

Re: oil cooling, long term effects?

magick! I am suddenly intrigued by doing a fully conduction based cooler on a low power PC. Would need to run the numbers to see if it is even posssible, but teh concept would be short heat pipes from the hot points to the pc case (a solid steel or alu beefcake) and then have that pressed up against...
by thanksbastards
Sun Jun 02, 2013 4:28 am UTC
Forum: Science
Topic: looking for a good electronics text book
Replies: 3
Views: 4135

looking for a good electronics text book

like a college level fundamentals book, something that goes into a fair amount of depth and rigouros math on all the basic electronic concepts. Not your cursory highschool text that explains resistance and RMS, a real solid text. I am a ME who has worked with electronics for years, built many a circ...
by thanksbastards
Wed May 29, 2013 4:40 am UTC
Forum: Hardware
Topic: oil cooling, long term effects?
Replies: 12
Views: 9330

Re: oil cooling, long term effects?

oh and I'll probably stuff the whole thing in a disposable styraphome cooler incase things go.. .awry in the first few weeks of experimenting
by thanksbastards
Wed May 29, 2013 4:29 am UTC
Forum: Hardware
Topic: oil cooling, long term effects?
Replies: 12
Views: 9330

Re: oil cooling, long term effects?

they got the oil to 80c over 8-12 hours, and thats where it stayed. the machine ran stable at that temp for several (2 or 3)years, I assume loss from the tank walls and radiation kept it htere. I really really think I could easily run a parasaltic pump super slow to pump the oil from the tank, thru ...
by thanksbastards
Wed May 29, 2013 4:19 am UTC
Forum: Individual XKCD Comic Threads
Topic: 1218: "Doors of Durin"
Replies: 172
Views: 36002

Re: 1218: "Doors of Durin"

I know ppl were complaining about frame rates, but isn't slowing the sequal down this far a bit of an overreaction? :moray:

ah if only. And for the record, give me allllll the fps please.
by thanksbastards
Sun May 26, 2013 1:45 am UTC
Forum: Hardware
Topic: oil cooling, long term effects?
Replies: 12
Views: 9330

oil cooling, long term effects?

I have a Pc I built a bit over a year ago now, mid range 400 dollar box. runs cool but the grapshics card stays hotter than I would like. I am thinking a fun game would be to build a real nice computer next year (800-1300$ intel this or that) and play with this one. I was thinking to quiet it down I...
by thanksbastards
Wed Aug 08, 2012 12:25 am UTC
Forum: Hardware
Topic: Voltage shifter OR a odd power supply help
Replies: 7
Views: 4071

Re: Voltage shifter OR a odd power supply help

I ended out choosing the INA2126. it is cheaper, had 2 channels (INA126 is a single version) and fits my needs fine. It appears to simply be a lower bandwidth part, which is fine by me, 200 kHz vs 800 kHz
by thanksbastards
Tue Aug 07, 2012 6:38 am UTC
Forum: Hardware
Topic: Voltage shifter OR a odd power supply help
Replies: 7
Views: 4071

Re: Voltage shifter OR a odd power supply help

Here is the TI one that is specific on how to play nice with wheatstone bridges, very concise and very helpful
by thanksbastards
Tue Aug 07, 2012 6:36 am UTC
Forum: Hardware
Topic: Voltage shifter OR a odd power supply help
Replies: 7
Views: 4071

Re: Voltage shifter OR a odd power supply help

I came across the AD623 after trying to figure out how to do this with op-amps cause I had an inkling they were the key. HOWEVER I was able to get my circuit working by genreating a real nice -4 +6 v supply for the sensor. The keyword was "differential op amp" and as you said, Instrumentat...
by thanksbastards
Mon Aug 06, 2012 5:31 pm UTC
Forum: Hardware
Topic: Voltage shifter OR a odd power supply help
Replies: 7
Views: 4071

Voltage shifter OR a odd power supply help

Ok so I am interfacing a pressure sensor with a microcontroller. the design goals are simplicity and I just want it to work. the pressure sensor takes a 10V input and outputs a differential voltage, both sit at 5v, and then spread to max output which is a 55mV differential, aka 4.973V and 5.027V. Si...
by thanksbastards
Mon May 14, 2012 11:58 pm UTC
Forum: Hardware
Topic: Android phones with real keyboards
Replies: 9
Views: 4484

Re: Android phones with real keyboards

I had a physical keyboard and android as basicly my only requirement for my new phone. I ended out w/ a droid 2 global about 2 years back. sadly the the global is insanly buggy with software, which is a shame cause I was really exxcited when it came out, killer specs, a verizon phone w/ a sim card, ...
by thanksbastards
Thu Mar 01, 2012 5:16 pm UTC
Forum: Hardware
Topic: How does an auto tach work?
Replies: 7
Views: 7834

Re: How does an auto tach work?

I guess I should have been clear when I said tach I meant a dial. the indash type, that you can go buy at the store, hook 1 wire to teh coil, one to ground and one to 12v and enjoy a nice analog reading of your RPMs.

I think i need to take one apart.
by thanksbastards
Mon Feb 27, 2012 11:35 pm UTC
Forum: Hardware
Topic: simple logic analyzer options
Replies: 0
Views: 1501

simple logic analyzer options

looking for a multipurpose logic analyzer. I have a laptop with a parallel port that actually cooks along pretty good, so i can very easily make a buffer for the port and use it as a simple logic analyzer. however that is only good for TTL logic since it is at 5v. I would really prefer a logic analz...
by thanksbastards
Thu Feb 23, 2012 5:52 pm UTC
Forum: Hardware
Topic: How does an auto tach work?
Replies: 7
Views: 7834

How does an auto tach work?

kind of a dumb question, but i am looking for a difinitive answer without taking one apart. A car tach measures the engine rpm with a wire that is connected to the negative side of the spark coil, which is alternatingly floating and grounded, producing the engine spark. but how, in EE terms, does it...
by thanksbastards
Mon Feb 06, 2012 6:50 am UTC
Forum: Hardware
Topic: controlling low level logic with high
Replies: 4
Views: 1910

Re: controlling low level logic with high

well I finally just chinned up to it and found the dumb easy way i never thought of. reverse polarity of the trigger for the 555 and finally fix the intermittenant output so it is contant high or constant low. problem solved, i now have a negative going output on the 555, no need to convert. thanks ...
by thanksbastards
Sun Feb 05, 2012 6:32 pm UTC
Forum: Hardware
Topic: controlling low level logic with high
Replies: 4
Views: 1910

Re: controlling low level logic with high

I made a quick sketch of the relay circuit, which is wonderfully simple but all SMD and will look horrible if i modify it, so that is out of the question. This thing is not for me, so looks matter for once! the real problem is i think the relay driver operates at +5 volts and the driving pulse is a ...
by thanksbastards
Sat Feb 04, 2012 1:01 am UTC
Forum: Hardware
Topic: controlling low level logic with high
Replies: 4
Views: 1910

controlling low level logic with high

So I have conundrum of the annoying kind. I had a fine working circuit, but then upgraded one part (a relay board) only to find it no longer played nice with my other circuit. circuit A, the trigger: a 555 timer with a high going 12 v pulse circuit B: the reactionary: a relay board whose input must ...
by thanksbastards
Sun Jan 22, 2012 11:57 pm UTC
Forum: Hardware
Topic: choosing a video card, new linux box
Replies: 5
Views: 2375

Re: choosing a video card, new linux box

quickly doing my own research based on the suggestions given and some better idea of what I need, it looks like the GTx550ti is a level above the gts450, but at the same price point, am I missing something?
by thanksbastards
Sun Jan 22, 2012 11:27 pm UTC
Forum: Hardware
Topic: choosing a video card, new linux box
Replies: 5
Views: 2375

Re: choosing a video card, new linux box

well since I have spent about 350 on the whole kit and caboodle, I would figure buying a 400+ card to be a bit overkill and i wouldn't see what it could do w/ the rest of the system holding it back. Something I didn't think of till now was multiple monitors. I want that to work easily and smoothly w...
by thanksbastards
Mon Jan 16, 2012 4:10 pm UTC
Forum: Hardware
Topic: choosing a video card, new linux box
Replies: 5
Views: 2375

choosing a video card, new linux box

last piece of hte puzzle, pumped to finally hit the .zoing. switch soon! I already have the following: AMD 1075t processer, 6x @ 3.0 ghz MSI 880g-e45 mobo 8 gig corsair avenger ram (2 4g sticks) 600 watt PSU, forget brand right now I plan on running linux, not sure what falvor just yet as I am final...
by thanksbastards
Tue Nov 22, 2011 3:15 pm UTC
Forum: Hardware
Topic: power consumption and my computer build
Replies: 5
Views: 1650

Re: power consumption and my computer build

http://www.newegg.com/Product/Productcompare.aspx?Submit=ENE&N=100007611%2050001459%20600006050%20600006069&IsNodeId=1&bop=And&CompareItemList=147%7C20-233-234%5E20-233-234-TS%2C20-233-196%5E20-233-196-TS that is my ram compared, i assume the 4 sticks of 2 are more expenxive than 2 s...
by thanksbastards
Mon Nov 21, 2011 1:16 am UTC
Forum: Hardware
Topic: power consumption and my computer build
Replies: 5
Views: 1650

Re: power consumption and my computer build

the thing is, it is more expensive to buy 4 2 gig sticks, and if advertsing has taught me anything that makes it better. thiis is comparing identical spec 8 gig sets

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