Avalon Instruments Linear Fast Reverse, User Manual

Page 1: ...ion 2 0 November 2019 All the pictures and contents included here are propriety of AVALON INSTRUMENTS They cannot be reproduced published copied or transmitted in any way including the internet withou...

Page 2: ...eople with reduced mental capacity Avoid to operate the mount except as strictly indicated in the manual Modifying or altering in any way the characteristics of the mount will void the manufacturer s...

Page 3: ...All Rights reserved 3...

Page 4: ...weight 12 3 4 Installing the Optical Tube 12 4 Telescope balancing 14 4 1 RA Balancing 14 4 2 Dec Balancing 14 5 LineAR Polar Alignment 16 5 1 Adjusting the mount in latitude 16 5 2 Azimuth Regulation...

Page 5: ...System Pulleys made with special glass fiber polymer and high precision tooth belts RA Axis Heavy duty steel diam 35mm all roller bearing axis movement DEC Axis Heavy duty steel diam 35mm all roller b...

Page 6: ...for the use with third party software and in particular with the ASCOM driver are reported in the StarGO manual which is part of the mount supply A careful reading of this manual will enable the use o...

Page 7: ...n the mount Losmandy type dovetail plate for the telescope installation Tripod plate and screws for fixing the mount to the tripod Counterweight shaft 6 kg stainless steel counterweight StarGO Control...

Page 8: ...ands to avoid any deformation elongation and stress It is important to underline that in the pulley toothed belt system no direct contact occurs between the pulley and the motion is transmitted by the...

Page 9: ...3 1 Latitude Range Adjustment This section describes in detail the procedures to set the correct range of latitudes depending of the site where the mount will be used The latitude range setting must...

Page 10: ...screws of the side bracket 3 Remove the bracket 4 Unscrew the brass item 5 Screw the brass item in position 1 for latitudes from 15 to 40 or in position 3 for latitudes from 45 to 70 6 Remount the sid...

Page 11: ...digital compass can be used to perform this task The LineAR comes with the plate for attaching the mount on the tripod but the plate must be assembled on the tripod according to the instructions belo...

Page 12: ...ock is in between the two azimuth screws The mount body will remain well balanced over the tripod Tighten the two fixing screws equipped with plastic knobs in the two elongated holes to maintain the m...

Page 13: ...ore counterweights will be needed Completely unscrew both the security screw at the bottom of the counterweight shaft and the fixing screw on the counterweight Insert the counterweight on the shaft pl...

Page 14: ...axis Open the dovetail clamp by rotating its own knob Firmly take the OTA insert its male dovetail plate in the mount dovetail saddle putting the side closer to the ground first Then while still keep...

Page 15: ...atform 2 Loosen the latch of the RA shaft and place the telescope on one of the sides of the frame The counterweight bar will extend horizontally on the opposite side of the mount 3 Let go the telesco...

Page 16: ...knob of the mounting platform is loose 6 Tighten the dovetail clamp knob to lock the telescope in place NOTE It should be emphasized that the LineAR mount on the contrary of the mounts based on worms...

Page 17: ...le Milan and Venice are at 45 Rome at 42 Palermo at 38 using the two Altitude knobs acting in push pull arrangement and the indication of the scale latitude engraved on the left side of the mount As m...

Page 18: ...h should be performed only during the important phase of precise polar alignment before starting an observation or photographic session Once the polar alignment has been reached THE MOUNT SHOULD NOT B...

Page 19: ...is is at about 40 arcmin distance from the Celestial Pole and therefore it orbits around the pole at that distance every about 24 hours The cross in the classical reticle center indicates the position...

Page 20: ...re missing and the Polaris orbit circle has a different appearance The circle has been replaced by a graduated annulus made up three concentric circles To obtain a precise polar position with this typ...

Page 21: ...ht to the position in the graduated circle defined by the specific application 5 3 2 Polar Alignment with a Losmandy polar scope he Losmandy polar scope which is provided as an option allows a more pr...

Page 22: ...ed in this section However the same concepts described here are applicable to all other existing apps Polar Scope Align is an app which runs on iOS smart devices This program uses the device s interna...

Page 23: ...lar scope as well as the reticle of the optional Losmandy polar scope The Polar Finder app is flexible and able to replicate a variety of the more common reticles suitable for use in the Northern or S...

Page 24: ...Polar Finder app also takes the observation site s geographical coordinates from the Android device s internal GPS if available If the device has no internal GPS the geographical coordinates of the si...

Page 25: ...t CCD must be firmly installed on the mount keeping a good parallelism with the polar axis of the mount itself Avalon Instrument has developed an adapter for fixing the CCD to the LineAR body This ada...