>Richard escribió:
>>
>> > Why such increase in voltage supply for?. Just more power output?.
Or
>> >any other upgrade?. I own one 440 also.
>> >
>> ? The power output is still set for 100W. I increased the V to gain more
>> headroom and less distortion
>
>Thanks for your answer, Richard; from my point of view (my knowledge),
>what you win is less circulating currents all around the output stage
>(less I2R losses); what I want to ask you, is, what do you mean with
>more "headroom"?, is that the ac voltage signal (always for the same
>power output, 100 W) will have a higher upper limit in excursion before
>flat-topping? and so, less distorsion, ¿is this what you mean?.
>
Correct, Guillermo. Distortion happens when the collector V or drain V
gets too low (probably around 1V) to attract electrons from the
emitter/Source. Starting at 16V gives more headroom above the area where
distortion is a problem.
- R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K,
www.vcnet.com/measures.
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