| Synrad J48-1 Teardown | |
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| A synrad J48-1 laser was purchased but would not lase. The electronics were found to work fine, but the tube needs a regas. |
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Synrad Laser (7/02/2013) Sealed CO2 laser
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Synrad Laser (7/02/2013) Sealed CO2 laser
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Synrad Laser (7/02/2013) Sealed CO2 laser
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Synrad Laser (7/02/2013) Tube side of casing removed
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Synrad Laser (7/02/2013) Electronics side of casing removed
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Shutter Interlock (7/02/2013) Interlock switch for optional manual shutter.
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RF driver (7/02/2013) RF driver produces approximately 50MHz to excite the fill gas in the laser tube. Exact frequency is tuned to match the resonance of the tube.
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RF driver (7/02/2013) RF driver produces approximately 50MHz to excite the fill gas in the laser tube. Exact frequency is tuned to match the resonance of the tube.
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RF driver (7/02/2013) RF driver produces approximately 50MHz to excite the fill gas in the laser tube. Exact frequency is tuned to match the resonance of the tube.
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RF feed through (7/02/2013) RF feed through and fill port. The RF driver connects to the mini-banana plug in the center of the Allen socket. The port unscrews to fill the tube.
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RF feed through (7/02/2013) RF feed through and fill port. The RF driver connects to the mini-banana plug in the center of the Allen socket. The port unscrews to fill the tube.
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Control electronics (7/02/2013) The J48 lasers use a PIC micro controller, the older H48 lasers use discrete ICs.
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Control electronics (7/02/2013) Power input
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RF driver test (7/02/2013) RF driver tuned to 47.54MHz. Driver operates but tube will not lase. No excitation in the tube bore.
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Output coupler (7/02/2013) ZnSe output coupler
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High reflector (7/02/2013) HR mirror
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Laser Tube (7/02/2013) Removed from laser
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Laser Case (7/02/2013) RF driver connection
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Laser Tube (7/02/2013) Removed from laser
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Laser Tube (7/02/2013) Marking on tube
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Laser Tube (7/02/2013) RF feed through.
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