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Jerry James's Discussions (19)

Discussions Started (19) Replies Latest Activity

Food Stamp Ripoff

Do you realize that in some states almost 1 in for people are receiving food stamps?  That's an astounding number and the cost to the tax p…

Started by Jerry James in Uncategorized

0 Mar 13, 2013

Limbaugh: For First Time I’m Ashamed of My Country

Thursday, February 21, 2013 Ladies and gentlemen, for the first time in my life, I am ashamed of my country. To be watching all of this, t…

Started by Jerry James in General

0 Feb 22, 2013

How to choose darligton pair?

I'm designing 0-35 v & 5 Amp linear power supply. For this configuration I'm selecting LM317 with darligton pair ( for current boosting…

Started by Jerry James in Electronics Students

1 Sep 28, 2012
Reply by Jerry

Why Does LED not Operate at High Frequencies

Need help in figuring our the LED frequency. So, I simply connected an LED (forward voltage of 3.3v) with a series resistor (85 ohm), that…

Started by Jerry James in Electronics Students

0 Aug 24, 2012

Computer Mother Board Problem

Please help me regarding the motherboard problem my m/b is msi and problem is when smps is on its get auto on and only cpu fan rotates but…

Started by Jerry James in Information Technology Students

0 Aug 7, 2012

Which Class Audio Amplifier should I use?

Hello everyone, I am designing a circuit for audio amplifier. I know there are classes for amplifiers. Class A(low efficiency and mid Q poi…

Started by Jerry James in Electronics Students

0 Jul 21, 2012

Transistor Gain Calculation

I have seen a lot of calculations where they take GAIN as 10 or 20 instead of the original value in the datasheet.For example 2n2222 transi…

Started by Jerry James in Electronics Students

1 Aug 15, 2012
Reply by Jerome Trent

Measuring capacitance

Hi guys: Im measuring capacitance right now and now i want to know if u can use the capacitor if the farad value is higher than the origina…

Started by Jerry James in Electronics Students

1 Aug 8, 2012
Reply by Jerry

Charging a Capacitor

Can someone please explain this to me? http://www.youtube.com/watch?v=e3NDH-JDxXM In this video it seems as though he charges a capacitor t…

Started by Jerry James in Electronics Students

1 Jul 16, 2012
Reply by Jerome Trent

How to get Constant Current output using Constant Voltage Driver?

Hello Guys, I am using a constant voltage driver (MAX: 45W) to drive RGB Leds (low power) . Now i need to drive High Power Leds and for whi…

Started by Jerry James in Electronics Students

1 Jul 11, 2012
Reply by Jerry

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