Hobby Electronics Basics

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Frequency to voltage conversion

I'm trying to remember my limited 20-year old electronics knowledge and failing miserably... Some background: the schoo...
6 comments posted 18yrs
posted by simon.morden
6 comments posted 18yrs posted by simon.morden

Oscilloscope question

Hello all, years ago I was given a 10 MHz Heathkit oscilloscope. Both channels work fine, and I use it to probe circuit...
12 comments posted 18yrs
posted by biscuitbecks
12 comments posted 18yrs posted by biscuitbecks

Phase margin

If i consider the open loop gain of an opamp with negative feedback composed of 2 poles (with negative real part) and o...
3 comments posted 18yrs
posted by silusilusilu
3 comments posted 18yrs posted by silusilusilu

gyro inductance

This is a new design for Gyroscopic Inductance circuit for DC current production using the gyroscope itself as the indu...
17 comments posted 18yrs
posted by extremesoundandlight
17 comments posted 18yrs posted by extremesoundandlight

EMI analysis

I was trying to do some EMI analysis on Comon mode chokes & inductors. i got their transient response from which i also...
2 comments posted 18yrs
posted by praveenhunchi
2 comments posted 18yrs posted by praveenhunchi

how we will connect the sensor to circut

i am student in graduate degree so, i am interested in knowing about sensors so,i am requesting you members to help in m...
2 comments posted 18yrs
posted by cforu4
2 comments posted 18yrs posted by cforu4

Stimulus test gear

There is this digital scope sold by ABI that is called a circuit master. It does a number of things but one thing that...
3 comments posted 18yrs
posted by uriahsky
3 comments posted 18yrs posted by uriahsky

Diode Equation needs a Knee Transplant

I would like to know how to modify the diode equation: I = Io (Exp(eV/ NkT)-1) to work for a germanium diode. Using Io=...
5 comments posted 18yrs
posted by jalbers
5 comments posted 18yrs posted by jalbers

Is this op-amp uV/C that high?

I'm try to figure what the offset voltage temp drift for the Ina116P op-amp, Ina116P datasheet: http://focus.ti.com/lit...
37 comments posted 18yrs
posted by energymover
37 comments posted 18yrs posted by energymover

transformer 555 supply

For the 555 timer, a transformer is used to run the circuit, instead of the usual battery supply. Although the transfor...
12 comments posted 18yrs
posted by kvsteve
12 comments posted 18yrs posted by kvsteve

Pspice question

Hello I am using the PSPice Orcad I have many drivers with the same voltage. Is there a way to do the simulation with o...
3 comments posted 18yrs
posted by lerameur
3 comments posted 18yrs posted by lerameur

Nano carbon fiber wire as low frequency wave guides

Here is another concept take nano carbon fiber wire with a density x amount then layer a nano wire of carbon around it...
16 comments posted 18yrs
posted by extremesoundandlight
16 comments posted 18yrs posted by extremesoundandlight

Inductor - Reading a spec sheet

Hello, I would need some help determining an inductor in spec sheet: http://www.datasheetcatalog.org/datasheet2/e/0zzed...
1 comments posted 18yrs
posted by lerameur
1 comments posted 18yrs posted by lerameur