[Elecraft] Noisy Monitor-Solved

[Dave Cole (NK7Z)]

John,
That implies that all the noise is coming from the PS!  I has always 
assumed that most of the noise was from the monitor itself!

73s and thanks,
Dave (NK7Z)
https://www.nk7z.net
ARRL Technical Specialist
ARRL Volunteer Examiner
ARRL Asst. Director, NW Division, Technical Resource

On 5/26/19 8:34 PM, John K9UWA wrote:
> I intentionally purchased a pair of 28" LG Monitors for the ham shack that
> had 19 volt wall warts. I knew I would have no problem replacing them with a
> linear power supply. A nice big heavy Lamda 10 amp 0 to 20 volt supply
> solved the problems.
> John k9uwa
> 
> 
>> The 28" monitor cost $169.00 about two years ago, and uses a 19V wall wart
>> supply. I bought it for some 3d CAD design work. I think it produces about 2-3
>> S-units of noise. Maybe when I get some time, I'll try to fix it, but for now,
>> it will be fine for non-radio uses.
>>
>> So, I guess you get what you pay for!
>>
>> 73, Jim KO5V
> 
> John Goller, K9UWA & Jean Goller, N9PXF
> Antique Radio Restorations
> k9uwa at arrl.net
> Visit our Web Site at:
> http://www.JohnJeanAntiqueRadio.com
> 4836 Ranch Road
> Leo, IN 46765
> USA
> 1-260-637-6426
> 
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