Hello ListMembers, I have a very off-topic subject, maybe the correct destination is [EE]. I hope You could bring some light on this. The question is: How can...
Paulo Castro
eng_phcastro@...
Dec 6, 2004 11:22 am
6567
... Hi Paul, Your question is, in my opinion, not OT, but in fact here in Europe the answer to such questions belong to the education in electronics. Two spec...
H.C. Croon
h.c.croon@...
Dec 6, 2004 12:21 pm
6568
First engineers aproach is calculate (go and study electronics), if that fails ask yourself what could go wrong using the try and error method, if there isn't...
Friedel Bruening
bolinst@...
Dec 6, 2004 12:48 pm
6569
hello I'm from the HF (High Freq.) and microwave community. My rough estimate for coupling capacitors is: impedance of the coupling cap should be about 1/10 of...
Alois Bauer
aba@...
Dec 6, 2004 3:46 pm
6570
Paulo this is the type question I love to teach in an advanced circuits class because the freshman student is likely to give a very different answer than the...
Fred Townsend
fred@...
Dec 6, 2004 5:26 pm
6571
I'm looking for a simple embedded board with on-board svga drive, don't need much beyond that as far as peripherals, but it does need to work across the...
Bob Paddock
bpaddock@...
Dec 8, 2004 12:02 am
6572
Hello ListMembers, In first place, thanks for your responses. It was very Instrutive. Now I am looking for X7R and COG caps for outdoor applications (Mr....
Paulo Castro
eng_phcastro@...
Dec 9, 2004 12:31 pm
6573
Hi Paulo, Now there is more clearness. I suspect the impedance of 15KOhm which you mentioned. I think it should be 1.6K. It is 1/(2.pi.f.C) with C=2400 pF. By...
H.C. Croon
h.c.croon@...
Dec 9, 2004 5:42 pm
6574
Hi Harry and Paulo, the value of 100nF sounds very reasonable for this application. However, the 15 kohm which Paulo cited might be correct as well. These ...
Uwe Zimmermann
uwezi@...
Dec 9, 2004 9:51 pm
6575
Hi everyone Datasheet (it is not on SMSC wep page) or any info would be apreciated. Specificall and just in the case no info available, does anyone know how to...
manuel.cornejo@...
Dec 10, 2004 11:19 am
6576
Hallo Uwe, You are right, I overlooked that fully. It should behave like a cristal resonator. The consequence is that this impedance will vary strongly with...
H.C. Croon
h.c.croon@...
Dec 10, 2004 2:53 pm
6577
Does anyone knows where can I order some V9958 (MSX 2+ VDP chip)? I've been looking for some all around the world and found nothing till now! :oO Greetings...
Alexandre Souza
alexandre-listas@...
Dec 12, 2004 4:37 pm
6578
ganswijk@...
Dec 15, 2004 4:33 pm
6579
I was wondering if anyone knew of a source for the following chips in single quantities: ST Microelectronics L6278AH QFP-48 motor driver for 40GB ATA-100 HDD ...
Brad O'Dell
brodellml@...
Dec 16, 2004 11:42 pm
6580
This one 17/12/04 under windows /goes away muttering slander about lousy isps. -- With Best Regards, Declan Moriarty -- Author: Declan Moriarty INET:...
Declan Moriarty
tech.genius@...
Dec 17, 2004 11:02 am
6581
Hi, today I got a HP 8559A spectrum analyser. Unfortunately the input stage seems damaged (every thing works, but I do not see any change in the display when I...
Matthias Weingart
chipdir@...
Dec 22, 2004 3:17 pm
6582
If I would be you, I would open up the thing and see what's there, even HP is cooking with water only. If the input stage is all soldered you can at least ...
Friedel Bruening
bolinst@...
Dec 22, 2004 3:51 pm
6583
Two suggestions -- 1. Take it to your local HP repair station or send it to the factory. 2. Get the full technical manual from HP. They ain't cheap but they...
Bob Smith
bobsmith5@...
Dec 22, 2004 4:11 pm
6584
Hi, I have the same device. And also another anlyser that is broken. What often happens is that a @#$% hobbyist connects his sender directly tot the analyser...
Pieter Hoeben
info@...
Dec 22, 2004 9:56 pm
6585
Thanks that you give me some courage. I opened it. Unscrewed all - wow what a filter (a monolithic milled alu block, 4 resonators!) - screwed it together, now...
Matthias Weingart
chipdir@...
Dec 22, 2004 10:31 pm
6586
Hi folks, Received wisdom here is that repairs on such high frequency modules are rarely a runner since the position of the parts can be critical. I have been...
Declan Moriarty
tech.genius@...
Dec 23, 2004 5:48 pm
6587
faasse@...
Dec 28, 2004 3:51 pm
6588
I'm trying to ID a SMD component and was wondering if anyone could help? The 2 contact component sits in series with the supply to an LCD backlight controller...
Richard Purdie
rpurdie@...
Dec 31, 2004 10:04 pm
6589
Just a guess, could it be the limiting resistor for the backlight something about 10 to 15 ohm ? The ceramic body and the black surface points to a resistor...
Friedel Bruening
bolinst@...
Dec 31, 2004 11:47 pm
6590
... It looks like a resistor type device however I'm not sure I understand why a resistor would be present here. Its in series with the positive power supply...
Richard Purdie
rpurdie@...
Jan 1, 2005 12:47 am
6591
Something like this? http://rocky.digikey.com/WebLib/Panasonic/Web%20data/ERB%20Series.pdf Fred Townsend ... Something like this? -- Author: Fred Townsend ...
Fred Townsend
fred@...
Jan 1, 2005 1:47 am
6592
... Yes, I suspect it is something like that. I just can't find any manufacturer that makes them with the marking "LB". (I've checked AVX, Bussmann, Littelfuse...
Richard Purdie
rpurdie@...
Jan 1, 2005 10:33 am
6593
I think it's a 100 Ohm 1% resistor marked per method EIA-96. I've seen this before and searched for it in the past. Please see the below reference: ...
Erhan Kaya
philipchip@...
Jan 1, 2005 9:02 pm
6594
Wait a sec! Sorry guys, I thought the 1A was on the component, apparently that's a marking on the board. Oh well, we can never over-communicate, as my old boss...
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