Search found 4138 matches

by mediatechnology
Thu Feb 20, 2020 4:25 pm
Forum: The Peabody Lounge
Topic: home improvement turns into science fair projects?
Replies: 123
Views: 6692

Re: home improvement turns into science fair projects?

I don't know if the switcher blob is galvanically-isolated or not. I doubt it. The audio "silent switcher" has a ground connection from USB input to bipolar output. Does the USB 5V outlet on the wall plate have a connection to safety ground? I don't know but it would be easy to check. UL woud proba...
by mediatechnology
Thu Feb 20, 2020 6:01 am
Forum: The Peabody Lounge
Topic: how green is my shack?
Replies: 12
Views: 702

Re: how green is my shack?

If your utility supports it you can read the meter and usage with either a wireless ZIgbee-based gizmo or your utility's portal. I use a GE Nucleus (discontinued). There is also Rainforest Automation. I've found the Nucleus very helpful to monitor energy usage. This is what the SmartMeter portal loo...
by mediatechnology
Wed Feb 19, 2020 8:32 pm
Forum: The Peabody Lounge
Topic: how green is my shack?
Replies: 12
Views: 702

Re: how green is my shack?

Do you have a smart meter?
by mediatechnology
Wed Feb 19, 2020 8:21 pm
Forum: The Peabody Lounge
Topic: Pirbright Institute, Bill and Melinda Gates Foundation, Coronavirus Patent
Replies: 12
Views: 325

China Bought Weaponized Wuhan Virus From U.S.

China Bought Weaponized Wuhan Virus From U.S. Interview with Dr. Francis Boyle . https://banned.video/watch?id=5e4d9a96ceaa970024aa6fbf Dr. Boyle thinks the coronavirus was engineered at the BSL-3 lab at the University of North Carolina, Chapel Hill and shared with its research partner, the Key Lab...
by mediatechnology
Sat Feb 15, 2020 8:03 pm
Forum: The Peabody Lounge
Topic: Residential Lighting with LEDs: Retrofitting the Pink Ranch
Replies: 148
Views: 215875

Re: Residential Lighting with LEDs: Retrofitting the Pink Ranch

This will surely motivate me to clean my sink better/more often.
I try to keep my kitchen sink task light off for that very reason.
by mediatechnology
Sat Feb 15, 2020 8:01 pm
Forum: The Peabody Lounge
Topic: Entropy
Replies: 1110
Views: 394307

Re: Entropy

I occasionally find bad crimps on FastOn-type terminals that form high resistance connections.
You probably would have seen that though.
by mediatechnology
Thu Feb 13, 2020 1:14 pm
Forum: The Peabody Lounge
Topic: home improvement turns into science fair projects?
Replies: 123
Views: 6692

Re: home improvement turns into science fair projects?

I just sent Leviton an email asking. Let's see if the front-line CSRs know...
by mediatechnology
Thu Feb 13, 2020 12:53 pm
Forum: The Peabody Lounge
Topic: home improvement turns into science fair projects?
Replies: 123
Views: 6692

Re: home improvement turns into science fair projects?

I don't know if the switcher blob is galvanically-isolated or not.
I doubt it.

The audio "silent switcher" has a ground connection from USB input to bipolar output.

Does the USB 5V outlet on the wall plate have a connection to safety ground?
I don't know but it would be easy to check.
by mediatechnology
Wed Feb 12, 2020 3:38 pm
Forum: The Peabody Lounge
Topic: home improvement turns into science fair projects?
Replies: 123
Views: 6692

Re: home improvement turns into science fair projects?

Traveling back in time in this thread.... We've started installing USB wall outlets here. The Levitons have two USB ports and two NEMA outlets. The USB is 15W. I would love to have a bunch of adapters that would take 5V USB from the outlets and give me switchable 6, 9 and 12V to replace conventional...
by mediatechnology
Wed Feb 12, 2020 1:01 pm
Forum: The Peabody Lounge
Topic: home improvement turns into science fair projects?
Replies: 123
Views: 6692

Re: home improvement turns into science fair projects?

I think its Potterchitto Creek at 310 ft MSL about 1-1/2 miles due south. https://proaudiodesignforum.com/images/pdf/MS_Hickory_335797_1966_24000_geo.pdf (Due to the size of the pdf it takes awhile to render at any zoom level.) Your water goes out onto the Hwy 80 drainage system? It looks like if it...