[Elecraft] KX3 DX

Curt Nixon radio.ku8l at gmail.com
Mon Aug 20 14:35:52 EDT 2018


So if I utilize these same compression and hpf adjustments and 
equalization my 100W will sound like 1KW??  maybe on paper..

KU8L

On 08/20/18 2:12 PM, Jim Brown wrote:
> On 8/20/2018 7:37 AM, K3ICH wrote:
>> As the saying goes, "Five watts is five watts".
>
> The saying is an oversimplification. The KX3 includes two important 
> tools to increase talk power on SSB -- TX equalization, which can be 
> set to emphasize speech intelligibility and minimize power wasted 
> below 400 Hz, and amplitude compression and peak limiting, which 
> brings quieter speech sounds closer to the level of louder ones.  When 
> set for about 10 dB of compression on voice peaks, it makes 5 w the 
> equivalent of 50W, and the TXEQ settings add 3 dB, making 5W the 
> equivalent of 100W.
>
> These tools, which are called "audio signal processing," have been 
> used in broadcasting since at least the '50s. They are also built into 
> the K3, K3S, and KX2.
>
> 73, Jim K9YC
>
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to radio.ku8l at gmail.com



More information about the Elecraft mailing list