ADALM PLUTO HDSDR HIFI VB CABLE RDS SPY PRACTICAL EXAMPLE OF USE : RX 50-6000 MHz 12bit

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How to fix a Delta Meccanica Coaxial switch

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In questo video le operazioni da eseguire per revisionare questo commutatore coassiale. I problemi principali possono essere causati da saldature fredde, da ossido sui pin della db25 e dal relè a bordo della scheda elettronica che risulta bloccato. Vedremo come smontare e rimontare il dispositivo e come eseguire un test di corretto funzionamento. Buona visione.
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HOW TO ADD A FAN OR TO CHANGE ONE IN THE PROFLINE TRSrm RECEIVERS OR TO CHANGE A POWER SUPPLY

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 At this links you can find how to ADD :   or how to CHANGE a fan : In both cases you have the possibility to drive the 12 V fan with 12 V or with 5V for lower fan speed ( and probably better life , like in the picture) . The connection of the fan at 12 V are shown in the first video . There is also of course the possibilty to mount a 5V fan and drive it drive the fan with 5V . Il the following video there is HOW TO CHANGE A POWER SUPPLY : Here you have the video how to translate the subtites in every language :  
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HOW TO REPAIR THE LNB POWER SUPPLY ON THE SAT RECEIVERS PROFLINE TRSrm

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  HOW TO REPAIR THE LNB POWER SUPPLY   ON THE SAT RECEIVERS PROFLINE TRSrm AT FIRST WE HAVE TO TELL THAT YOU THAT IF YOU HAVE THIS KIND OF FAILURE 99% OF THE TIME , DEPENDS FROM THE BAD WIRING OF THE EQUIPOTENTIAL GROUND   SYSTEM . THIS MEANS THAT BEFORE CHANGING THE RECEIVER , YOU HAVE TO CHECK TO HAVE THE GROUNDING KIT ON THE SAT INPUT CABLE POSSIBLY BEFORE COMING INTO THE SITE , CONNECTED TO A GOOD COMMON EQUIPOTENTIAL GROUND POINT AND THE CASE OF THE RECEIVER ALSO CONNECTED WITH HIS GROUNDING SCREW TO THE SAME POINT OR AT LEAST TO THE COMMON GRUNDING POINT OF THE RACK THAT HAS THEN TO BE CONNECTED TO THE GOOD COMMON EQUIPOTENTIAL GROUND POINT . OF COURSE ALSO THE DISH AND THE LNB HAS TO FOLLOW THE SAME PRINCIPLES . IF NOT , YOU WILL CONTINUE TO DESTROY THE RECEIVER WITH LIGHTNINGS AND YOU ARE LIABLE FOR THIS DAMAGE . …………………………………………………………………………………………………………… The Profline TRSrm receivers are the most common SAT receivers we used all around .There are two types : A)    
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