Jim McLucas

Jim McLucas

Jim McLucas

Jim McLucas retired from Hewlett-Packard Company after 30 years working in production engineering (analog and digital voltmeters) for 4 years, then production engineering for both hybrid and integrated circuits for 5 years, then on design and test of analog and digital circuits. He specialized in design of switching power supplies and previously worked for Westinghouse Defense Electronics for 3 years on design of frequency synthesizers.

Areas of interest of the author: Signal Processing, Filters Oscillators Analogue Design Measurement Supply

Publications on RadioLocman by the author Jim McLucas:

  1. Fast(er) frequency doubler with square wave output
    Whenever I find myself harboring a constantly nagging thought, I know I will eventually have to get...
    24-08-2023
  2. Hartley oscillator requires no coupled inductors
    Examine a traditional Hartley oscillator circuit, and you'll note its trademark: a tapped...
    27-10-2022
  3. Wideband peak detector operates over wide input-frequency range
    This Design Idea builds on a previous one (Reference 1) to realize a precision peak detector with a...
    14-09-2022
  4. Frequency Doubler with 50 Percent Duty Cycle
    Here is a simple frequency doubler circuit that produces a square wave output with a precise...
    07-09-2022
  5. An Inexpensive, Precision Power Supply
    Do you sometimes need an inexpensive precision power supply? This Design Idea presents a precision...
    27-09-2021
  6. Measuring inductance: Design Idea discussion
    Editor’s note: Jim McLucas, author of the Design Idea Circuit measures capacitance or...
    27-07-2021
  7. Circuit Measures Capacitance or Inductance
    Engineers usually have access to signal and function generators, as well as frequency counters and...
    26-07-2021
  8. Triangle Waves Drive Simple Frequency Doubler
    If you use a function generator, you may occasionally require a sine-wave output at a higher...
    26-05-2021
  9. Stable, 18-MHz Oscillator Features Automatic Level Control, Clean-Sine-Wave Output
    A recent Design Idea described a method for designing simple, high-frequency LC oscillators with...
    01-06-2016
  10. Convert any Signal to Exactly 50% Duty Cycle
    Editor's Note This unusual circuit could be placed in the PLL/FLL family, but it's...
    25-04-2014
  11. Precision Peak Detector Uses No Precision Components
    When you need a precision peak detector, you would usually implement it with one or several op amps...
    20-12-2009