[CQ-Contest] Bravo - CQ

Pete Smith N4ZR n4zr at contesting.com
Thu Jun 25 16:25:12 EDT 2015

But... many of us live in older houses, with iffy wiring and long 
distances among entrances of various services, making the sort of 
bonding you call for a major undertaking. By comparison, a couple of 
5-buck isolation transformers make a lot of sensefor the particular 
purpose Ed described.

73, Pete N4ZR
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On 6/25/2015 11:33 AM, Jim Brown wrote:
> I suggest that anyone who believes they need isolation transformers 
> study my tutorial on Power, Grounding, and Audio. All that is needed 
> is simple good engineering practice for power distribution, equipment 
> bonding, and grounding.
> http://k9yc.com/GroundingAndAudio.pdf
> 73, Jim K9YC
> On Thu,6/25/2015 7:20 AM, Ed Sawyer wrote:
>> In my case - I found that separate isolation transformers were need 
>> on each
>> channel L/R to make it noise and "click free" as I changed radios.
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