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Averagesupernova's latest activity
Averagesupernova
replied to the thread
Capacitor charge time, two conflicting answers
.
Yep. CRT scopes did this to generate the sweep voltage. I've been involved in a few of those designs. Relatively slow sweep speeds for...
Aug 22, 2025
Averagesupernova
reacted to
Gordianus's post
in the thread
Capacitor charge time, two conflicting answers
with
Like
.
Charging a capacitor with constant current has been used many times in timing circuits.
Aug 22, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
This would have cleared up a question I had yesterday. Oh well...
Aug 22, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
Good luck.
Aug 21, 2025
Averagesupernova
reacted to
DaveE's post
in the thread
Electronic (6v) Lamp failed - troubleshooting
with
Like
.
Or it might not. Here's a troubleshooting tip. If a device used to work but now doesn't, and it didn't ever have a wire attached to a...
Aug 21, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
Wood screw vs metal. Both are made for ribbed sheeting. Polycarbonate that matches the steel. Better pic of the type of ribs I...
Aug 21, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
I do. Unless that sheeting is different than I think it is. I'll snap a pic on a building I have and post it.
Aug 21, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
So is that some type of form underneath the clear sheets on top of the beam that goes across? Are they a substantial form? It's possible...
Aug 21, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
I'd like to see a few pix. Does it leak on every screw?
Aug 19, 2025
Averagesupernova
replied to the thread
Digital phase converters for running 3-phase motors
.
You cannot get 3 phase from single with just transformers. Scott Ts were common to go from two-phase 90° to the more commonly known 3...
Aug 18, 2025
Averagesupernova
reacted to
davenn's post
in the thread
Following up on the recent thread about Earth Resistance measurements
with
Like
.
Ahhh, you are not a amateur radio operator :smile: VK7 is the callsign prefix for Tasmania, Australia, I am in VK2 = NSW state ...
Aug 18, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
The point is that as far as I can remember on this forum I have never gotten a straight answer as to how the electrical system in the UK...
Aug 18, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
Both you and @sophiecentaur seem to be missing my point. Of course I realize that an RCD works by sensing unequal currents in the live...
Aug 18, 2025
Averagesupernova
reacted to
Guineafowl's post
in the thread
Following up on the recent thread about Earth Resistance measurements
with
Like
.
Yes, in all three systems the neutral/PEN is earthed at the transformer end.
Aug 17, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
Ok. Makes sense. So line and neutral do not float.
Aug 17, 2025
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