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Maybe biology can feed with different kind of energies like
Started Jarek Duda · Date: Aug 12, 2008 09:21 · 15 post(s)
info wanted
Started Bo Darnald · Date: Aug 17, 2008 17:57 · 13 post(s)
5V PSU's ?
Started Martin Slaney · Date: Aug 14, 2008 10:07 · 16 post(s)
need Localtalk terminators
Started DJW · Date: Jul 12, 2008 08:13 · 20 post(s)
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Re: Maybe biology can feed with different kind of energies like
Group: sci.bio.evolution · Group Profile · Search for resistor in sci.bio.evolution
Author: Lorentz
Date: Aug 21, 2008 10:27

... are used in regulators. Air conditioning used to rely on thermocouples to measure temperature. One side was exposed to outdoor conditions and one side to indoor conditions. I think air conditioners now use temperature sensitive resistors or diodes, but I am not sure. In any case, your organism would have to couple itself to two heat reservoirs of different temperature. The bigger the difference, the better. In any case, the first ...
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Re: info wanted
Group: uk.adverts.computer · Group Profile · Search for resistor in uk.adverts.computer
Author: Kevin
Date: Aug 19, 2008 14:10

... itself into orbit first of course Voltage is fairly easy to determine as most designers use standard regulator ICs and the IC manufacturer's application notes to determine circuit components. So if it is chip X and it has resistor value y, then the input supply voltage is z. In some cases, where there is a big hole where the power supply should be - it is easier to bolt on a daughter board and use it to generate the ...
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Re: info wanted
Group: uk.adverts.computer · Group Profile · Search for resistor in uk.adverts.computer
Author: Palindrome
Date: Aug 19, 2008 13:41

... diode to prevent reverse power supply connection. Voltage is fairly easy to determine as most designers use standard regulator ICs and the IC manufacturer's application notes to determine circuit components. So if it is chip X and it has resistor value y, then the input supply voltage is z. In some cases, where there is a big hole where the power supply should be - it is easier to bolt on a daughter board and use it to generate the...
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Re: 5V PSU's ?
Group: uk.adverts.computer · Group Profile · Search for resistor in uk.adverts.computer
Author: Palindrome
Date: Aug 14, 2008 14:39

...take the full 500mA. As can a USB-powered HDD. A couple of amps should be fine. They had quite an interesting SMPSU design - which I found out when I opened a DOA one. As that one had a resistor that had been clearly broken during the case assembly, they clearly don't test them following prior to shipping. Don'cha just love those chinese eh ? I couldn't buy the switching transistors for the amount they sell ...
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Re: 5V PSU's ?
Group: uk.adverts.computer · Group Profile · Search for resistor in uk.adverts.computer
Author: Martin Slaney
Date: Aug 14, 2008 13:55

... will want/expect a n/2 + a bit - rated PSU (assuming USB spec of 500mA power/port) so a 4-port hub would want 2-and-a-bit amps. Does this sound reasonable ? They had quite an interesting SMPSU design - which I found out when I opened a DOA one. As that one had a resistor that had been clearly broken during the case assembly, they clearly don't test them following prior to shipping. Don'cha just love those chinese eh ?
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Re: 5V PSU's ?
Group: uk.adverts.computer · Group Profile · Search for resistor in uk.adverts.computer
Author: Palindrome
Date: Aug 14, 2008 10:51

... for the number and the spec that you want. I did that for a load of USB power "wall warts", rated at 5v 1A (the type with a built-in USB socket). They came in at under 1GBP each, IIRC. They had quite an interesting SMPSU design - which I found out when I opened a DOA one. As that one had a resistor that had been clearly broken during the case assembly, they clearly don't test them following prior to shipping. -- Sue
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Re: need Localtalk terminators
Group: comp.sys.mac.comm · Group Profile · Search for resistor in comp.sys.mac.comm
Author: Tom Stiller
Date: Jul 19, 2008 08:47

In article <fbc78ab3-9ce0-4540-af95-adf9302eeb48@k37g2000hsf.googlegroups.com>, DJW <ddwr@hotmail.com> wrote: So are the resistors at: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MEWAX:IT&item=38 0020079906 Are they ...? Or better yet a source for the terminators instead? There is nothing "wrong" with using 2 watt resistors. You can file down the leads if they are too fat to fit into the RJ-11 plug. --...
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Re: need Localtalk terminators
Group: comp.sys.mac.comm · Group Profile · Search for resistor in comp.sys.mac.comm
Author: Fred McKenzie
Date: Jul 19, 2008 08:45

In article <fbc78ab3-9ce0-4540-af95-adf9302eeb48@k37g2000hsf.googlegroups.com>, DJW <ddwr@hotmail.com> wrote: So are the resistors at: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MEWAX:IT&item=38 0020079906 Are they not ... to crimp into an RJ-11. Have you checked with Radio Shack? I would expect them to have 120 Ohm resistors in a 1/4 or 1/8 watt size, in packages containing from 1 to 5 parts each. Also ...
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Re: need Localtalk terminators
Group: comp.sys.mac.comm · Group Profile · Search for resistor in comp.sys.mac.comm
Author: DJW
Date: Jul 19, 2008 06:58

... of Dual Boot MDD's with MacOS9.2.2/OSX 10.4.11 should I need to get into the Legacy software from those Olden Days. -- Bruce in alaska add <path> after <fast> to reply So are the resistors at: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MEWAX:IT&item=380020079906 Are they not what I want because they are 2 watt? Does anybody know where I can find the ones I need without buying a gross? Or better yet a ...
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Re: need Localtalk terminators
Group: comp.sys.mac.comm · Group Profile · Search for resistor in comp.sys.mac.comm
Author: David Stone
Date: Jul 18, 2008 10:26

... wrote: does it matter what watt the resisters are Checking a PhoneNet box here, the resistors look like 1/4 watt. --Fred my have a brwon - red - brown -...; two watt way too large. Try 1/4 watt or smaller. I have a bunch that use 1/8 watt resistors. If your run is under 100 feet, you really don't need to terminate LocalTalk lines at all. I still have some 3000 Ft...
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