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- A nice toplogy for low level amplifiers
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- preamps boards
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- Great old tutorials on opamp and PLL design
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- MCA front end
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- Making neons conduct with 0 volts DC
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- The fine wine of preamp design
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- 12v battery maintenance - temp compensated
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- Lithium Iron Disulphide batteries.
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- Weird shock - Getting accident prone, or something...
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- Need help detecting a frequency shift
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- My planned detector topology & Voltage regulation for HV.
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- An Amplifier That’s Quantum Quiet.
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- Help!!! Some good days... some... not so good..
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- Is there such a thing as an 'inverter varistor'?
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- Preamp for scintillator probe use on GM Geiger Counter
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- Sequential switching of units.
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- Converting from CRT to LCD or anyone know about video signal
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