Hints & Tips

This page is a collection of references to extra information which we hope will be helpful to the Hydra user. They are in no particular order.

• Safety with Hydra
• How to get the best focus and throughput
• Updating the focus for change in temperature
• What to do if the gripper gets lost
• Why fibers sometimes collide or can't be configured
• How to estimate the effects of atmospheric refraction
• Controlling the Comparison lamps directly from the TCS
• Hydra Exposure Calculator (results approximate - use at your own risk!)
• How to control the spectrograph without using the GUI
• How to use the TV camera in the chimney.
• Aligning FOPS
• WIYN Hydra Manual (Post Script)