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Repairing my lcd monitor
Hi recently my monitor fails to start immediately and after power up it blinks it's power led for just a few minutes and then evey thing would be ok. i think it's his switching...
Wednesday, 28 January 2009 - 06:36
Greber files
I have used altium designer or eagle to rout my pcbs and used protel 2.8 to print the pcbs.using my canon printer and transfer the design to my pcb. but recently altium do not...
Thursday, 15 January 2009 - 18:15
TI-36 solar and complex numbers!
I have a TI-36 solar anylite calc. and have searched google to find its manual but i only can find a manual for ti-36x. my problem is how to do complex calculations.can any body...
Sunday, 28 December 2008 - 11:36
bios corruption!
hi i have tried to update my brothers pc bios but suddenly it was reseted and the bios was corrupted. and the pc does not boot and shows nothing and do not even sound anything. i...
Friday, 12 December 2008 - 13:42
controllable current source!
hi i have produce sound with ocr of my mega. and it can drive a pizzo. but i want to drive a 8 ohm .25w speaker. i tried to use a current source to drive it but it does not work....
Sunday, 7 December 2008 - 09:59
logic fabrication!
hi i want to translate an article about devices fabrication from english to persian.(for my univercity about 10 pages). but i do not have any idea! maybe somthing related to mcu's...
Saturday, 6 December 2008 - 12:10
<edited> Inaccuracy of AVR-RTC: it's a shame!
hi after working with avr's for more than 4 years i still can not make a good and reliable rtc using internal rtc of my mega. and the best solution to this concept for me was...
Thursday, 20 November 2008 - 09:40
how can i know the ppm of crystals that do not have datasheet. is that have any thing with the number that is writen on them. for example what is the diffrence with thes two kind...
Tuesday, 18 November 2008 - 09:06
Do you have any idea about this?
hi some one gave me this and told me it's a desoldering pill.but he was not sure and does not know how to use it. any hint will be appreciated. here is the picture.
Thursday, 6 November 2008 - 19:55
measuring button pressure !
I have a roland keyboard E-14 organ and it can recognise the button persures in 127 steps. so you can play piano with it and by controlling the pressure on the buttons you can...
Tuesday, 4 November 2008 - 08:58
need free eBook
Hi does any body have the link for this book "micro wave circuit analysis and amplifier design" by samuel y.liao
Saturday, 25 October 2008 - 08:33
proteus oscope!
Hi i want to show to signals in proteus vsm 7.4 using it's scope in x-y mode how should i choose the settings.
Sunday, 19 October 2008 - 08:29