RF generator for compact CO2 waveguide lasers - ScienceDirect
Mar 2, 2006 · This letter reports the fabrication and testing of a compact Radio Frequency Generator (Oscillator-Amplifier) for its integration in a CO 2 waveguide laser. The circuit uses a common source MOSFET transistor that has been modified for self-sustained oscillations impedance-matched to 50 Ω.
RF generator for compact CO2 waveguide lasers - ResearchGate
Mar 1, 2006 · We demonstrate experimentally that a self-sustained radio frequency (RF) signal delivered from our most-compact RF circuit generator is efficiently integrated into a CO2 waveguide laser slab...
Construction of a scalable RF power supply for small CO2 waveguide lasers
Aug 1, 2016 · This paper presents the design, construction and test of a radio frequency self-oscillator-amplifier (SOA). The main goal is to develop a small reliable and non-expensive RF circuit generator capable to deliver up to 180 W of RF power to sustain ionization in waveguide-like electrodes in CO 2 laser amplifying media. The laser media amplifier ...
Power radio frequency circuit design for a small co2 slab waveguide laser
Jan 1, 2010 · This work describes the performance of a compact “in-house built” radio–frequency (RF)-excited CO2 slab waveguide laser which has the innovation of having a plugged-in RF generator ...
(PDF) Two-Stage Radio Frequency Power Generator
May 19, 2008 · This work describes the performance of a compact “in-house built” radio–frequency (RF)-excited CO2 slab waveguide laser which has the innovation of having a plugged-in RF generator ...
High-efficiency RF signal coupled to a CO2 waveguide slab laser
We demonstrate experimentally that a self-sustained radio frequency (RF) signal delivered from our most-compact RF circuit generator is efficiently integrated into a CO 2 waveguide laser slab, impedance-matched electrode.
RF generator for compact CO2 waveguide lasers - Semantic Scholar
Mar 2, 2006 · The performance characteristics of RF discharge excited CO 2 waveguide lasers are investigated as a function of the frequency of the power source in the range 50-250 MHz. …
(PDF) Two-Stage Radio Frequency Power Generator
Our main purpose is to determine the optimum design for the excitation of our RF laser. RF power supplies are usually designed to generate the signal based on crystal oscillators or semiconductor devices as configured by Colpitts or Hartley oscillators.
One of the most promising and easy-to-realize designs of a CO2 laser with high specific output power and a small-size laser head involves a transverse RF discharge in a narrow gap between two wide, parallel electrodes (the slab configuration of discharge) and a hybrid wavegnide-unstable resonator [7].
RF generator for compact CO2 waveguide lasers - ScienceDirect
Mar 2, 2006 · This letter reports the fabrication and testing of a compact Radio Frequency Generator (Oscillator-Amplifier) for its integration in a CO 2 waveguide laser. The circuit uses a common source MOSFET transistor that has been modified for self-sustained oscillations impedance-matched to 50 Ω.