New Focus TA-7600 Series User Manual

Semiconductor tapered amplifier

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USER'S GUIDE
TA-7600
Semiconductor Tapered Amplifier
90035117 rev. A

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Summary of Contents for New Focus TA-7600 Series

  • Page 1 USER’S GUIDE TA-7600 Semiconductor Tapered Amplifier 90035117 rev. A...
  • Page 2: Warranty

    (100 times) while substantially retaining the spectral and noise characteristics of the seed. The TA-7600 can provide up to 1 W of coherent radiation in the region of 725 – 860 nm. The following table indicates the specific models available and their respective performance.
  • Page 3: User Safety

    User Safety Introduction Your safe and effective use of this product is of utmost importance to us at Newport. Please read the following amplifier safety information before attempting to operate the amplifier. There are no user-serviceable parts inside the optical head or the controller. No attempt should be made to open either component and doing so voids the factory warranty.
  • Page 4 • The keyswitch must be turned to the full clockwise position to turn on the amplifier. The amplifier will not operate when the key is in the counter-clockwise position. The key cannot be removed from the controller when it is in the clockwise (on) position. •...
  • Page 5: Label Identification

    Label Identification The aperture and danger labels shown here pertain to different wavelength amplifier heads. Depending on your specific wavelength requirements, other labels similar to those shown may be used. Labels on the front, top, and rear of the amplifier head Figure 2.
  • Page 6: Emission Compliance

    Using the Safety Interlock The safety interlock connector on the back of the TA-7600 Controller is provided for external safety systems. The system is shipped with a jumper across the interlock. Do not remove this BNC jumper unless you are using the safety interlock feature;...
  • Page 7: Unpacking The System

    Figure 3 Rear Panel power input port and fuse bay. TA-7600 Operation Introduction This section outlines the basic steps needed to set up and use your TA-7600 series amplifier system. Unpacking the System Carefully unpack the TA-7600 series amplifier system. Compare the contents against the packing slip and inspect them for any signs of damage.
  • Page 8 2. Save the file to a folder named C:\Program Files\New Focus. 3. Unzip the file to this folder. 4. Create a shortcut to the TA-7600 Controller.exe file you extracted from the zip file and place it in a convenient location, such as your desk top.
  • Page 9 After turning on the keyswitch, allow the system a minimum of 20 minutes to reach a stable temperature before performing any critical work. 7. Double-click the TA-7600 Controller.exe file or the shortcut you created. 8. The following screen will appear.
  • Page 10 Output Power meter on the GUI as well as be detectable from the output of the system. 14. The TA-7600 system has a power locking loop which will cancel out short-term noise and long-term fluctuations with ambient temperature swings. In order to activate this mode of operation, click the Lock button on the GUI.
  • Page 11 15. Even though the locking loop is activated, it is possible to use the Power Slider or the Percent of Full Power window to change the power set point. The system accepts your new set point and operates the lock around the new value. The locking loop has a bandwidth of DC to 10 kHz so it will lock out much of the amplitude noise and effectively eliminate any drift over longer periods of time.
  • Page 12 By selecting View > Status You can view a window that displays more details regarding the operation of the amplifier. View > Log displays a log file of user commands as well as any errors. - 12 -...
  • Page 13 TA-7600 Controller The TA-7600 Controller is designed for ease of use and minimal customer interaction. The bulk of the control of the amplifier is intended to be accomplished either through the USB or Wifi GUI. The Controller itself is equipped with the safety interlock and keyswitch.
  • Page 14 On/Off Keyswitch: Turn fully clockwise to turn on amplifier. TEC will operate when keyswitch is engaged, but current will not be delivered to the diode until set by GUI. Figure 5. Rear panel of TA-7600 Controller. Amplifier Head Plug Cable Connection 6.
  • Page 15: Customer Service

    You should have been p ovided with a wall plug appropriate for your country. Customer Service Service The TA-7600 series amplifier is designed as a maintenance-free amplifier, thus there are no scheduled service actions. If your amplifier does require service, repair, or calibration, please call for a Return Authorization Number before shipping the unit to Newport.

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