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APM Professional Telescopes

1m F/8 Ritchey Chrétien with dual Nasmyth Foci, Cape Town (South Africa)

Another large telescope for the South African Astronomical Observatory (SAAO). An 1m F/8 Alt-Az mounted Ritchey Chrétien for robotic use. It has dual Nasmyth Foci. The main telescopes used for research are located at the SAAO observing station (32°22.795’S 20°48,657’E) near Sutherland in the Northern Cape, a 4-hour drive from Cape Town.

Astronomy is our job

Observatory Telescopes

Big prime focus telescopes for private or public observatories including installation and full service.

Robotic / Remote

Robotic instruments for automatic imaging or telescopes for remote observation.

ASA Telescopes

ASA600 with DDM200

ASA600 OTA is the perfect fit for the ASA direct drive mounts with absolute encoders. As all ASA telescopes the ASA600 is equipped with quartz glass optics from ASA.

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ASA Mounts

ASA DDM200

ASA ASA Direct Drive Technology with absolute encoders for high-end applications.

New design based on 15 years of experience with Direct Drive mounts. Ready for the most demanding applications in pointing and tracking accuracy, like laser comunication, satellite tracking and general astronomical research. Load capacity of 200kg/440lbs on a polar wedge.

Type	Alt-Azimuth (separate addon) / Equatorial
Motor	ASA Direct Drive
Max. load capacity	200kg (441lbs)
Power supply	Included 24 volts
Max. slew speeds	Up to 50 degrees per second
Tracking Accuracy (20° to 85°)	<0,25” RMS within 5 minutes tracking time over 5 min 0,05” RMS/min
Dual mounting (TWIN)	Yes 2x200Kg
Latitude Range	0 to 90 degrees
0 to 90 degrees	138kg (304lbs)
ASA Software	ASA API (application programming interface) available autumn 2023 ASA Software(Autoslew, Sequence-windows based) with ASCOM-Alpaca
Pointing Accuracy (20° to 85°)	<8” RMS with pointing model and ASA telescope
System Natural Frequency	10 Hz or greater

Technical Details

Electronic

Our closed loop direct drive systems, sensor technology and observatory safety modules play a major role in achieving optimum results. All moving accessory components are equipped with high-resolution encoders and closed-loop feedback systems. We provide event timer modules, and customer updatable firmware.

Technologie

Our mounts are manufactured with the lastest CNC technology.

Software

Platform independent control software.

Direct Drive

No gears NO belts. Precise closed loop control.
We developed our own direct drive controller and motor system. No gears or belts are needed, there is no transmission no periodic error or backlash.

More Products


ASA DDM100 Mount	ASA DDM500 Mount

APM Professional Telescopes

1m F/8 Ritchey Chrétien with dual Nasmyth Foci, Cape Town (South Africa)

Another large telescope for the South African Astronomical Observatory (SAAO). An 1m F/8 Alt-Az mounted Ritchey Chrétien for robotic use. It has dual Nasmyth Foci. The main telescopes used for research are located at the SAAO observing station (32°22.795’S 20°48,657’E) near Sutherland in the Northern Cape, a 4-hour drive from Cape Town.