[vdr] Re: What about an passive mode of VDR?

[René Bartsch <rene@bartschnet.de>]

> Well the problem which might arrise here is temperature. If the voltage
> is turned on, the LNB will be heated, but if you turn of the heat it
> cools down and heats up a lot so the temperature isn't as stable as it
> is when you leave it on constantly.

Any circuit which heats up and down often will have shorten lifetime
as the board and wiring have heavy mechanical movements
when temperature is changing.

Rene

>However if you want to turn down the
> heat I would recommend to run a seperate cable from the PC to after the
> voltage regulator inside the LNB.
> BTW, can we make the voltage levels for the polarisation adjustable? So
> we can save a bit of heat.
>