Recent content by Geeky

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    Help with PLL Circuits | Get Expert Advice

    Hi NascentOxygen. Yes. I combined bits and pieces from here and there. I have external mixer and VCO. The subsequent mixed baseband signal error signal will go through this circuit. Thanks!
  2. G

    Help with PLL Circuits | Get Expert Advice

    I choose not to use the IC. I built my own circuit. Thanks NascentOxygen. I have built the circuit in practical. Its working fine. But I have a small problem, please see the attached schematic. So the signal goes through a summing amp, integrator, full wave rectifier and final summing...
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    Help with PLL Circuits | Get Expert Advice

    Thanks. I fixed it, its the variable resistor. Thanks again. Between, I have found the XR-2211A that could do the job : See attached datasheet. http://www.farnell.com/datasheets/7277.pdf"]http://www.farnell.com/datasheets/7277.pdf"]http://www.farnell.com/datasheets/7277.pdf The...
  4. G

    Help with PLL Circuits | Get Expert Advice

    Hi guys, How are you all? I am trying to build to a PLL circuits. As part of the circuit, I will need an offset adder, integrator, rectifier, and another stage of offset adder. I haven't done circuits for very long time. So please bear with me if I am mistaken. Appreciate your help. I...
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