| Subject | Text |
| I'd like to know how photo coupler in feedback loop, (if defective), would be having a bad effect on |
| I've fixed it; Was my fault. I was laying in bed last night thinking of what was done different lat |
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| Never fails...Just when you think got it all figured out....
Rather surprised that IC didn't fix it |
| Setting up Goodmans VCR | I have a problem setting up my TV (Grundig Arganto 70) and VCR.
The video (90s Goodmans model) a |
| Car audio SiemensVDO CDR 500 no search for radio stations | Hi!
Maybe someone can help me. I wanted the radio to search for new stations, so i pressed and held |
| Visible scroll lines when playing DVD movies | I had recently purchased a Onida (model: 5957) DVD player. When ever I play a DVD movie, after a int |
| Oh, one more thing:
Antenna - Check tat u have setup the right antenna for your tuner.
AM uses |
| sounds good.... | Thanks again for you're help. The only thing that throws me for a loop
about this is what it does |
| Well a non working unit, or non working anything for that matter, checking the fuses is the right th |
| Philips chassis L9.2A error code 12 | Does anyone know how to clear error code 12 for the philips tv. It runs for about 10 seconds and tur |
| Sony KV27S40 Trinitron color TV | My Sony color TV (KV-27S40) stopped working while watching TV. No problmes since day one - now, ther |
| I got down to "Does Red LED (D912)"ON", "BLINK" or "OFF"?"
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| nano ampere | I am a PhD student and I want to measure a current in the range of nano ampere by Hall Effect sensor |
| help with Bose Lifestyle 38 -error 801 replace HHD files? | Good evening,
Searching all over for options and have followed various recommendations in hopes of |
| Mitsu WD-62525 | Hi guys,
quick question? after replacing all the caps on dm board & p/s board. tv comes on fo |
| Interesting experiments with ADSL splitter | Experiment 1
As we know, the ADSL splitter box has 1 input and 2 outputs, one for phone signal line |
| Philips L9.2A | I need help. The tv runs for about 8-seconds and goes into standby. When I interrogate the sevice mo |
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| what set top box? | Could someone recommend a good set top box that has RF loop thro and good lip sync that does not fre |
| Introduction and Amp Problem | Let me first introduce myself. I've just graduated from The University of Western Ontario with a BE |
| I think you should use a PLL solution. Build a VCO (voltage controlled oscillator) which can deliver |
| Philips 25PT4501 won't turn on. LED's blink... | I have a problem with my Philips TV. The damned thing won't start up. This is what happens:
1) I |
| Without documentation or knowing the symptoms I am not aware of any magical way to determine a cause |
| Not familiar with the specific unit, some mechanism loop basics to check when there is no schematic |
| [quote:d7e50bb691="georgeNCSUee"]
I now know that the spindle motor is probably the cause for it |
| embedded electronic controller | Hi Everybody,
I'm new to this forum and I welcome any suggestion about my problem.
I need to desig |
| Could be a ground loop issue between some of your equipment. If any of the equipment that is plugged |
| I have added a preset in the feedback loop and got the height. Thanks to all. |
| Most likely, this is a photocoupler (also called optocoupler or optoisolator). It is probably used i |
| Not seeing the schematic, as a general rule with any smps, you need to have some sort of a feedback |
| Yamaha DSP-A780 with residual hum | Have encountered a unit as above with residual hum on all of it's 5 channels in my trade as a techni |