Takahashi EM-400 Temma2M
Type German Equatorial Mount
R.A. & DEC. Slow-Motion Motor driven
Azimuth Adjustments ± 10° with rotary base plate
Elevation Adjustments with ML altitude wedge: 0° to 50°
Polar Finder / Accuracy Built-in 11x (to 2030)
R.A. and DEC. axis diameter (material) 40 mm (steel)
R.A. and DEC. worm gear shaft diameter (material) 20 mm (steel)
R.A. and DEC. gear diameter (material) 150 mm/180 teeth (bronze)
Encoders Supplied
Weight (without counterweight) Main block : 22.5 kg
Altitude wedge : 5.2 kg
Total weight (with counterweight shaft) : 29.5 kg
Counterweights 2 x 8 kg
Maximal / Optimal Loading Capacity 35kg / 20kg (without counterweight)
Stepper Motors Accuracy 50 pps
Slow Motion Speeds R.A. : 0.1x to 1.9x sidereal rate
DEC. : ± 1.5' to 13.5' (by increment of 1.5'/sec)
High Speed Mode 12V. : 250x sidereal rate (R.A.), ± 1°/sec (DEC.)
24V. : 500x sidereal rate (R.A.), ±2°/sec (DEC.)
Worm gear shaft cycle 8 minutes
Tracking Accuracy ± 5"
Power consumption @12VDC : 0.5/0.7A (NS, sidereal rate and tracking speed) ; 1.6A (HS, pointing speed)
@24VDC : 0.4/0.9A (NS, sidereal rate and tracking speed) ; 1.4A (HS, pointing speed)
Standby mode : 0.1A
Tube moutings Flat base with 4 x M10 et 2 x M8 screws
Autoguiding SBIG compatible (mini-DIN PS2 connector)
PC connectivity RS-232C serial port (with S-VHS to DB-9 cable)
Mounting Capacities Tube rings, plates and dovetail mounting plates
Option Tripods, stand piers