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# Electronics Students (82)

Discussions Replies Latest Activity

### Need help with RC circuit for test

I am studying for a test that will be given next week. This is one of the problems that I will encounter. How do I find the capacitance of…

Started by Kimly

0 Mar 20, 2012

### Can I run a 12vdc motor through a microcontroller?

I want to run two motors but unfortunately i got stuck as micro controller is not giving sufficient current to run it is there any cheapest…

Started by Kimly

1 Mar 20, 2012
Reply by Jerry

### does infra red led emits red light along with infra red?

does infra red led emits red light along with infra red?

Started by Kimly

1 Mar 20, 2012
Reply by Jerry

### Current and voltage rating of a power cord

The power cable that came with the Autovolt power supply of my computer is rated 125V 10A. My computer is directly connected to a 230V outl…

Started by Kimly

0 Mar 19, 2012

### Opamp input bias current

Do bias current of opamp flow into inverting & non-inverting terminal? how to determine in which direction current will flow.

Started by Kimly

1 Mar 19, 2012
Reply by Jerry

### Output impedance of an op amp

I know it is small - but why? I thought it is linked to stage 3 gain, but I thought as a current limiter, it will add to output impedance?T…

Started by Kimly

1 Mar 19, 2012
Reply by Jerry

### DC Voltage clipper - safeguard the measurement card.

I have few DC voltages to be measured which are less than 10V.For measuring I'm using the data acquisition module which has the range of 0…

Started by Jerry

1 Mar 19, 2012
Reply by Kimly

### Which of these represents components that generate a voltage?

Which of these represents components that generate a voltage?I'm pretty sure its A only. Do you agree?Thanks for the help.

Started by Jerry

1 Mar 16, 2012
Reply by Jerry

### Quick Question About Transistor Voltage Drop

In the above image, I was given everything in the diagram except for the two voltage drops I drew in red. All answers are correct, so ther…

Started by Jerry

1 Mar 15, 2012
Reply by Jerome Trent

### Calculate Current

Hi... I just started embedde3d C at uni and the prelim work had this question... i dont remeber much from my first year at uni so would app…

Started by Jerry

1 Mar 15, 2012
Reply by Jerry

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