[sdiy] B+ Current consumption

[Ingo Debus]

Am 17.01.2007 um 00:26 schrieb Antti Huovilainen:

>
>> Also, if the circuit calls for 150V can I get away with using a  
>> 300V transformer with a voltage divider on the output or will this  
>> cause loading problems?
>
> If you need to drop voltage you can use several high power zeners  
> in series.

Zener diodes in series with the power supply? Wouldn't that make an  
unregulated supply even worse? Say you want to drop 300 volts down to  
150volts, and the tolerance of the 300 volts is +/-10%, then you'd  
end up with 150 volts +/-20%.

Ingo