[Amps] Time to back up- SS and autotune

Steve Thompson g8gsq72 at gmail.com
Sat Dec 17 17:57:44 EST 2016


I believe, in transmitters of this type, that the modules aren't 
combined in the same way we're used to in the likes of Quadra, 
PW-1 or SPE type amps - in the AM txs I think it's more like the 
module outputs are connected in series akin to stacking PSUs to 
get a higher voltage.

Steve

> That is becoming common practice. Modular transmitters. Just
> plug in the modules you want to get the power you want and I
> believe they have been hot swappable for some time. .
>
>
> I had never thought of switching the modules in and out, but at
> 250 W per step it'd be a pretty smooth transition, albeit they
> may do some filtering. I wonder about switching pulses?
>
>
> 73
>
> Roger (K8RI)
>
> On 12/17/2016 9:36 AM, Bill Turner wrote:
>
> ------------ ORIGINAL MESSAGE ------------(may be snipped)
>
> On Sat, 17 Dec 2016 05:37:07 -0500, K8RI wrote:
>
> it's "relatively easy" to parallel properly designed circuits
> through properly designed combiners for the power to be run
> that give excellent linearity, rugged with minimal protective
> circuitry, and good efficiency at a reasonable heat load that
> is easy to get rid of.   (QUIET!)
>
> REPLY:


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