About 1,679,209 results (4,545 milliseconds)

David Morrin - Potentiometers

https://sites.google.com/site/davidmorrinoldsite/home/trouble/basic-electronics/potentiometers
... resistance. We will now look at a potentiometer's resistance value, and see how we can make a variable resistor using just two of the three terminals.

Saving A Bricked Phone With A Pencil Lead | Hackaday

https://feedproxy.google.com/~r/hackaday/LgoM/~3/eiOlHwl0jdI/
Sep 3, 2012 ... After scribbling a good bit of pencil lead on a piece of paper, he attached two paper clips to make a variable resistor, dialed it in to about ...

recommendation for anode resistor for 2x2 multiplexed IN-14s @166 ...

https://groups.google.com/g/neonixie-l/c/vNOWoKCPIfk
Jan 20, 2011 ... Use a variable resistor (a pot) and you can plot a curve of ... Start-up voltage? I can set the boost driver to pretty much whatever ...

US7030727B2 - High voltage variable resistor device - Google Patents

https://patents.google.com/patent/US7030727B2/en
The high voltage variable resistor device 101 has a configuration as shown in FIG. 7 . That is, a division wall 110 a is provided inside an insulation case 110 ...

build circuit

https://groups.google.com/group/sci.electronics.basics/msg/4287de357c5d442c?q=*-*-bird-is-*-noisy+The.sound.detector&fwc=1
1 220k variable resistor trimmer you can set with a screwdriver. The light switch: 1 12V 'normally closed' relay that can handle the current for your light ...

arduino, PWM to variable resistance to earth

https://groups.google.com/g/nottinghack/c/pB4p5c4KTW0
... variable resistor will convert a fixed supply voltage into a varying current. ... // Set up time 1 for PWM For detail see http://www.mythic-beasts.com/~markt ...

Trouble with control pilot signal (i think..)

https://groups.google.com/g/openevse/c/WFzY52Sn6Ao
Dec 27, 2013 ... to [email protected]. I would not use variable resistors, set up a static resistance of 2.74k for State B connected so you see how ...

how to bypass dremel tool internal variable speed control?

https://groups.google.com/g/sci.electronics.basics/c/eIgo2b1K4es
Sep 10, 2007 ... (variable resistor) so it would only have 3 leads, one from the external ... > >> or floor set-up, or wrist or smock strap versions.

US8467236B2 - Continuously variable resistor - Google Patents

https://patents.google.com/patent/US8467236B2/en
Metal may be interspersed within the second chalcogenide layer 110 to make it metal-rich at the time of fabrication, such as, for example, by sputtering metal ...

WO2014029235A1 - 变频方波间歇式充电技术充电器 - Google Patents

https://google.com/patents/WO2014029235A1?cl=fi
the voltage control module 6 includes a transistor Q l , a variable resistor VR1 , a resistor R9 , and a resistor R10 . ... up the variable frequency charger and ...

Maximum track length for Tyco or Lifelike

https://groups.google.com/g/alt.hobbies.slotcars/c/yWzH1LYl-p0
set up Watkin's Glen or Sears Point in my living room! Bufnstuf wrote ... The variable resistor you describe is NOT the proper way to > reduce your ...

TDR pulse or squarewave ?

https://groups.google.com/g/sci.electronics.design/c/WG1k0qaYE6w
put a transformer at one end and termination resistor at the other. > Sounds like that would make the characteristic impedance of the wire quite rocky. It would ...

Fitting a 14 pin remote control to an engine drive welder

https://groups.google.com/g/sci.engr.joining.welding/c/qHJL677ayNA
... up the users manual and schematic, and it looks like they show how the fine current control adjustment works. You could put a double pole, double throw ...

US3694559A - Electronic musical instrument employing variable ...

https://patents.google.com/patent/US3694559A/en
Application Data made up of variable resistor fingerboards and variable [62] ... resistor has previously been set to a desiredposition. Thus, it is not ...

US5045832A - Digitally controlled variable resistor - Google Patents

https://patents.google.com/patent/US5045832A/en
In this way one can build up a variable resistance whose values can change stepwise by increments of R. Because each of the electronic switches have a ...

DIY giga-ohm resistors???

https://groups.google.com/g/sci.electronics.design/c/XRHmU5YXTBs
Feb 29, 2012 ... Certainly cuts the gain. Works great for what it is. Next experiment is to build a field mill. Don't think I can stand the increased capacitance ...

US3737562A - Television drive control circuit - Google Patents

https://patents.google.com/patent/US3737562A/en
... variable resistor which controls the gain of a drive stage. A set-up switch when actuated establishes the same constant black level drive current so that ...

Turning a 10k Pot into a 100k Pot

https://groups.google.com/g/sci.electronics.basics/c/rnpj9rQmoe8/m/NN8i8srxf54J
You might try a Maxim MAX545x dual variable resistor. It auto-resets to halfway and comes in a 100k variety. I think it uses a simple up/down adjustment so ...

Controle dimmer with potentiometer

https://groups.google.com/d/msgid/loxone-english/378b04a0-8cd7-4256-b9a2-43c13b236c7en%40googlegroups.com?utm_medium=email&utm_source=footer
Normally you wire a passive potentiometer (or other variable resistor, such as a thermistor) in series with a bias resistor as a voltage divider, so e.g. ...

CN85104274A - Heater for sleeping - Google Patents

https://www.google.com/patents/CN85104274A?cl=en
4, according to the heater for sleeping of claim 1 or 2, it is characterized by, the said temperature setting device is made up of variable resistor, utilizes ...