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Discussion Title Created date
Nice USB thingie
http://www.analog.com/en/interfa... Neet toy! The whole range of iCoupler products is really really amazing!
Thursday, 17 September 2009 - 20:32
Cylindrical enclosures
Hello guys, Do you know of anyone who sells aluminum cylindrical enclosures, around 4-5cm in diameter, 10-15cm in length? A kind of probe like enclosure. Thanks, David
Wednesday, 16 September 2009 - 08:18
Diode selection
Hi guys, I'm making a little PSU using the LM2674-ADJ IC ( http://www.national.com/ds/LM/LM... ) and I want to use a MBR0520 diode into it. The datasheet states: Quote:In normal...
Thursday, 13 August 2009 - 11:30
Weird USBAsp behaviour
Hi guys, I've made a USBAsp programmer ( http://www.fischl.de/usbasp/ ) with the following modification: Every programming pin that connects to the target processor ( MOSI, MISO...
Tuesday, 28 July 2009 - 09:02
How to identify a GDR stepper motor
Hi guys, I've got an old GDR stepper motor (made by Robotron) that's attatched to some mechanics. That part of the system must not be changed. The stepper motor is bipolar (...
Sunday, 12 July 2009 - 17:49
Filament + indirectly heated cathode acting like diode?
Hi guys, When dealing with CRT stuff (and that sort), when you have an indirectly heated cathode, is there a possibility of this setup acting like a diode (the nonsilicon one)?...
Thursday, 9 July 2009 - 10:47
Please help in identifying stuff and connecting a crystal
Hi guys, In a box of stuff I bought at a fleemarket were amongst other things the items on the pictures. One of them is some high frequency thingie. Looks like a tunable filter...
Saturday, 30 May 2009 - 12:45
Counting 50ns pulses
Hi guys, I'm confronted with the following problem: I have to count very short (and somewhat frequent, max 10MHz) pulses, whos length is approx. 50ns 50ns...
Saturday, 23 May 2009 - 13:26
Code only considers first 16bits of a 32but int
In this code for a serial register I've got this function void set_hv5630(unsigned long int data, unsigned char time) { SERIAL_POLARITY_1(); SERIAL_BLANKING_1();...
Monday, 15 December 2008 - 21:07
Freaky tube
http://aukro.cz/item497738885_os... http://aukro.cz/item497732246_os... and this would be.... what? What's the english word for this? The translations of the data on it is: "...
Wednesday, 3 December 2008 - 23:17
Does having a twisted pair on a stepper motor help?
Hi, I bought some unipolar stepper motors, and when I got them, I noticed that all of them had the output cables (the ones coming from the ends of the windings) woven into a...
Sunday, 16 November 2008 - 13:29
Would anything happen if I powered the out side of a LM2674?
Hi, I basically have the datasheet ( http://www.national.com/pf/LM/LM... ) configuration of an LM2674 ADJ switched DC DC covnerter. I'm gonna be toying around for a long time...
Friday, 24 October 2008 - 21:38

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