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Summary of Contents for Vixen AGA-1
- Page 1 AGA-1 AUTO-GUIDE ADAPTER! Limited ✍✍✍✍! Instruction Manual ✍✍✍✍...
- Page 2 - Instruction manual (This booklet) AGA-1 AUTO-GUIDE ADAPTER AGA-1 detects the deviation of the guide star imaged through a CCD video camera, and allows the motor drive system to correct it automatically. Thus this instrument helps to make guide correction easier for astrophotography.
- Page 3 SkySensor 3D, these controllers should be modified at Vixen’s factory. AGA-1 cannot be used with DD-1 or SkySensor 3D attached to ATLUX equatorial mounts. (2) AGA-1 can be used only with the NTSC type CCD video camera and monitor. DESCRIPTIONS OF AGA-1 Ⓓ...
- Page 4 If you press this key after centering the guide star on the monitor screen, it will check if the guide star is bright enough to use. This key is also used for resetting AGA-1. Ⓘ “DRIVE CHECK” Key If you press this key after checking the brightness of the guide star, it will check the motor speed and turning direction, and will begin the auto-guiding.
- Page 5 This is for output of signals to a monitor. HOW TO USE AGA-1 AGA-1 detects deviation of the guide star imaged through the CCD video camera installed on a guide scope, and it automatically corrects tracking errors in astrophotography. Center the guide star on the screen of your monitor and bring it into focus before you operate the AGA-1.
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Page 6: Connection Diagram
(3) The Guide mode will proceed to the auto-guiding. (4) The Pause mode will suspend the auto-guiding temporarily. The AGA-1 will go back to the auto-guiding again if the Guide key is pressed. CONNECTION DIAGRAM SETTING UP YOUR EQUATORIAL TELESCOPE... - Page 7 C-mount lens adapter is recommended for AGA-1. A color CCD video camera is not sensitive enough. CONNECTING AGA-1 After Setting up the telescope, connect AGA-1 to the motor drive controller, CCD video camera and monitor. At this time, make sure that each instrument is switched off.
- Page 8 LEVEL CHECK MODE This mode is to check if brightness of the guide star you selected is good for AGA-1. (In case of using a 60mm guiding scope, the appropriate magnitude of the guide star is 1 to 3.) 1. Centering the guide star on the monitor screen...
- Page 9 4. Checking brightness of the guide star If you press the “Level Check” key, AGA-1 will begin to check if brightness of the guide star you selected is good. The middle...
- Page 10 If its brightness is good, the indicator will stop going on and off and will remain it. If the guide star is too bright for AGA-1, the [+] red indicator will be lit. If it is too dark, the [-] red indicator will be lit.
- Page 11 If it is finished correctly, the indicator will stop blinking and will remain lit. Now you can go to the next mode. If there is something wrong, the indicator will light up in red. ! ! ! 2. Correcting the instruments If the drive check indicator is red, make sure that the following conditions exist: ♎! The right ascension and declination is set accurately on the...
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Page 12: Guide Mode
This mode allows you to begin the autoguiding. Ⓓ! Pressing the “Guide” key If you press the “Guide” key, AGA-1 will automatically control the motor drive to center the guide star on the monitor screen. During centering the guide star, the green guide indicator will blink. - Page 13 Ⓔ Starting astrophotography It is now ready to start astrophotography. The auto-guiding will continue until the “Pause” key is pressed or the guide star is lost. If you press the “Pause” key, the auto-guiding will be discontinued. To restart the auto-guiding, press the “Guide” key. If the guide star is lost by going behind the clouds, the mode indicators of the Level Check, Guide and Pause will begin to blink red to indicate a guiding error, and the autoguiding will be...
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Page 14: Pause Mode
PAUSE MODE This mode allows you to discontinue the auto-guiding momentarily when the guide star is about to go behind the clouds. Ⓓ! Pressing the “Pause” key By pressing the “Pause” key, you can discontinue the auto-guiding momentarily. The key should be pressed before the guide star goes in behind the clouds. -
Page 15: Specifications
SPECIFICATIONS Guiding Accuracy Usable Guide Star Power Source Voltage Power Consumption Operational Temperature Outside Dimension Weight CCD Camera Connector Monitor Connector Motor Drive Connector About ² 15 arc seconds (For a guiding scope with the focal length 1000mm to 4000mm) Up to the magnitude 3 (For a 60mm guiding scope with a 0.2 lux CCD video...
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