[TowerTalk] 5B4AGN BPF Sets

Jim Brown jim at audiosystemsgroup.com
Sat Apr 27 21:55:19 EDT 2019


The caps that Bob sourced from the UK are also premium grade, very low 
loss, and conservatively rated for power. The use of those caps is an 
important element of the high quality of his BPF set.  And they're not 
cheap. :)

73, Jim K9YC

On 4/27/2019 6:46 PM, Grant Saviers wrote:
> One difference in the implementations visible in the photo is what 
> appears to be SMD multi layer ceramic caps (MLCCs) paralleled either 
> for current or to achieve a specific capacitance.  The ones Bob 5B4AGN 
> sourced in the UK are precision (1%?) silver mica, exact values for 
> each filter section. 




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