[Elecraft] K3 Audio Low Pass Filter

Merv Schweigert k9fd at flex.com
Fri Jul 3 22:04:14 EDT 2009


Is stacking 2 high possible to get enough cap?

Merv KH7C

>> There has to be a set of SMT caps that will fit back down onto those
>>     
> pads... Has anyone looked for that yet?  ~Brett
>
> I've looked.  The problem is in getting more than 100 uF of C in the given 
> PCB real estate with SMT components.  At 220-330 uF, radial caps are 
> required, unless Elecraft was to redesign the PCB.
>
> As much as I like the new low-end warmth, I'm in the minority.  Many folks 
> detest bass response in a communications receiver and I completely respect 
> that.  In all fairness to Elecraft, I wouldn't change the PCB layout to 
> accommodate the caps unless it was part of some other re-design work.
>
> Paul, W9AC
>
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