Latest threads in Hobby Electronics Basicsshow only best voted threads
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this is not basics
Hi Group, If one is a bit thick how do I start in electronics. Micky
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15 years ago
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Using a Panel Meter movement
Hello All, I'm trying to sort out how to use an analog, needle-style, coild&spring type of panel meter movement. I have a couple of samples to play with, unfortunately I have no infomation about them....
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15 years ago
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Inverter performance
Hello, I made two inverter circuit: goal is to have about 33-33v in the output to drive some mosfets. I am not about which circuit is more stable, the one with OP amp or the one below with just the...
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15 years ago
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EM pulse detection
EM pulse detection Is it possible to measure with great precision the time at which a very short EM pulse reaches a receiver situated at some distance from the emitter? The time should be recorded on...
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15 years ago
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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 school I work at is involved in a science competition run by Rolls Royce. Our project...
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15 years ago
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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 boards powered up on the workbench. I now own an old hobby car with the old...
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15 years ago
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Almost newbie needs to troubleshoot electric guitar effect
I've built some kits, and can use a soldering iron, but know almost nothing about trying to troubleshoot a battery-powered electric guitar effect. Its an Electro Harmonix Electric Mistress Flanger,...
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15 years ago
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Phase margin
If i consider the open loop gain of an opamp with negative feedback composed of 2 poles (with negative real part) and one zero (with positive real part) and if i want a phase margin of 45=B0, from its...
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15 years ago
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gyro inductance
This is a new design for Gyroscopic Inductance circuit for DC current production using the gyroscope itself as the induction circuit for long term space flight. It will produce Direct current from a...
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15 years ago
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EMI analysis
I was trying to do some EMI analysis on Comon mode chokes & inductors. i got their transient response from which i also got their FFT. The problem wat i am facing now is how do i interpret the...
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15 years ago
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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 my doughts
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15 years ago
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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 seems unique is that it applies a DC current to a circuit while at the same time...
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15 years ago
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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=10E-12, e=1.602E-19, T=295, N=1, and k=1.380E-23 has the correct knee 0.6 for a...
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15 years ago
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Client Server/Client Server Programmer (IEDR Onsite Scanning )
Personnel Title: Client Server/Client Server Programmer Assignment or Project Name: IEDR Onsite Scanning Number of Positions: 1 Expected Duration of Assignment: 12 months Rate: open Location: NY...
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15 years ago
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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: At the bottom left side of page 5 is a chart. Looks like there's an appreciable chance of getting an...
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15 years ago
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