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Help identifying transformer?

(20)
Indeed Sheldon, ct replacement is best solution. Where are ct wallwarts available? Thanks, Dave
Dave C
20
posts
9:34 AM

Advice on how a 10A automatic xfer switch works

(5)
My house used to share a well with two other neighbors when we bought it. Each house had it's own pump, but all three were stacked in the same well casing.
rmcooke
5
posts
Aug 10

Fluorescent lamp: is it the bulb? Ballast? Starter?

(1)
It’s an old European fluorescent fixture (running on 115 vac) with 14w lamp. Non-functional. How to determine which of the 3 components is failed? I can test
Dave C
1
post
Aug 8

wondering...

(19)
On 8/1/2017 7:32 AM, 'Roy J. Tellason, Sr.' rtellason@... ... According to your post, you need to turn a small AC motor on and off. One set of contacts
Roy J. Tellason, Sr.
19
posts
Aug 1

File - TipsForNewbies.txt

(111)
The biggest mistake newbies make is an unintentional lack of tact caused by excitement at having found a bunch of people who share their interest in
Electronics_101@yahoogroups.com
111
posts
Jul 31

File - Monthly Reminders.txt

(59)
This note is sent monthly to the membership as a friendly reminder. WE ARE HERE TO HELP! However, we do ask that you keep a couple things in mind. #1, We are
Electronics_101@yahoogroups.com
59
posts
Jul 31

LED light pipe

(5)
I made my own 'light pipes' custom cut for the enclosure and LED alignment. A single piece of laser cut acrylic services about 8 LEDs, bringing their light to
Steve65
5
posts
Jul 25

Filtering noise from starter motor?

(12)
Thanks for the advice Donald! -- Aaron Turner https://synfin.net/ Twitter: @synfinatic My father once told me that respect for the truth comes close to
Aaron Turner
12
posts
Jul 23

Inductance of a solenoid with an iron+air core

(3)
Thank you, Donald. I appreciate your help. Kerim ... Hello, Kerim. When the core is only partially iron, the relative permeability is lower than with all iron,
ahumanbeing2000
3
posts
Jul 14

Lead acid battery desulfator/regenerator project open sourced

(4)
Hi Derek: You can directly apply it to 6V batteries like the popular Trojan T105. The key element is either you manually monitor the battery voltage /temp and
mosaicmerc
4
posts
Jul 11

Power Supply

(43)
You need to get a good VOM (Volt Ohm Meter) and learn how to use it. I don't mean just reading the instructions that come with it, but a good book on how to
kitxgroups
43
posts
Jul 7

FTDI to RS232

(4)
Thanks for the help Aaron. I am putting togather my Adafruit shopping list now. I know what you mean about those fake FTDI USB-serial adapters. I have a box of
bobsmacbox
4
posts
Jul 5

Re: Power Supply [1 Attachment]

(9)
... What I meant by that, is that the construction of the core doesn't affect which wire goes with which winding. Of course the core (and size of wire and
Dan Kahn
9
posts
Jul 1

small triacs

(6)
... I grabbed the bad I'd tossed these into, and found a total of six TO-92 parts in there, with three different numbers. The ones I just salvaged are not
Roy J. Tellason, Sr.
6
posts
Jun 26

Re: small Triacs

(1)
They could be used to drive a large Triac. Sometimes it is difficult to get the current needed to fire a big Triac. Larry Oxides of silver are conductive . .
Larry
1
post
Jun 24
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