[TowerTalk] FOLLOW UP & SOLUTION ..RE Quiet 27" monitors ?????/

[Lee Hiers]

Hi Dave,

Do you have any model numbers or links for those Samsung monitors at Best
Buy?

73 de Lee, AA4GA


On Wed, Feb 23, 2022 at 12:16 AM Artek Manuals <Manuals at artekmanuals.com>
wrote:

> In the end I took my small portable SDR receiver down to WorstBuy, and a
> couple of office supply places with computer equipment and used the SDR
> to "SNIFF" the monitors on display. In the end the 27" Samsung's ( Flat
> screen and curved alike) ALL models were consistently "quiet" !!!!!!! 8^)
>
> ASUS was 2nd with only a few spurs The HP's and Dell's were by and far
> the worst . they looked like a forest full of pine trees on the SDR
> spectrum display...8^(. I did not get a chance to measure any LG's
>
> One of the other benefits of the Samsung's is that the all use use 14V
> switching power supplies . Subsequently I found they run just fine of
> the main 13.8V Linear (Astron) station supply.. So no Switchmode noise
> generators ( which is consistent with my war on switching supplies in
> the shack and house where  ALL the switchers have been replaced with
> linear supplies). The Samsung power jack is not your standard 2.1/2.5 mm
> job so I just cut the cord off the switcher and put lugs on the wires
> and bolted them into the station 13.8 stack. A final stake in HP's
> heart, the HP's are 19V units.
>