Re: ALC implementation

Posted by Bob McGraw - K4TAX on Jul 12, 2019; 9:41pm
URL: http://elecraft.85.s1.nabble.com/ALC-implementation-tp7653437p7653765.html

Don't confuse compression and clipping.   Compression reduces dynamic range while clipping sets a hard ceiling and does generate distortion.  Compression used correctly does not generate distortion.

73
Bob, K4TAX


Sent from my iPhone

> On Jul 12, 2019, at 4:00 PM, Wes <[hidden email]> wrote:
>
> What distortion?
>
>> On 7/12/2019 1:15 PM, Jim Rhodes wrote:
>> Nothing when it is done correctly on a mode that can stand the distortion. I personally won't use it on digital modes as my rigs tend to turn it off by default.
>>
>> Jim Rhodes
>> K0XU
>>
>> On Fri, Jul 12, 2019, 15:10 Wes <[hidden email] <mailto:[hidden email]>> wrote:
>>
>>    And what exactly is the problem with compression?  It's used all over the
>>    place.
>>
>>    Wes  N7WS
>>
>>    On 6/28/2019 11:38 AM, Brian Denley wrote:
>>    > I have always thought that ALC is not appropriate for power control.
>>    It’s a protection system.  Over use of ALC acts like compression.  No?
>>    >
>>    > Brian
>>    > KB1VBF
>>    > Sent from my iPad
>>
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