Скачать или смотреть Drake's Lounge Australia Apr 2025 - 8.5m dish, noise source, calibration

Enhancing a Radio Telescope: Technical Insights and Troubleshooting
Join the team at Drake Lounge Australia as they navigate the complexities of enhancing their radio telescope. Key topics include updates on conference sign-ups and merchandise, and technical improvements on their 8.5-meter dish, including the installation of a neutral hydrogen receiver and the incorporation of Peltier cell cooling to manage thermal conditions. The session covers detailed discussions on the modifications made to the feed horn and the effects of signal strength adjustments using attenuators. They also share the challenges faced with data cables damaged by wildlife, and solutions implemented to prevent future issues. Moreover, the talk delves into the calibration of the telescope, using noise sources and potential challenges with external interference. Discover the collaboration efforts with other astronomy facilities and plans for future observations and data collection strategies. This episode is a treasure trove of practical insights and experiences for radio telescope enthusiasts and professionals alike.
00:00 Welcome and Announcements
00:54 Telescope Update: Neutral Hydrogen Receiver
02:31 Technical Challenges and Solutions
09:12 Bird and Wasp Infestation
13:10 Mechanical and Electrical Improvements
18:13 Future Plans and Data Collection
47:35 Cooperation with the Club
48:30 Technical Discussion on Power Supply
50:09 Antenna Drives and Photographs
52:10 Cable and Noise Measurement
58:21 Calibration and Noise Sources
01:06:31 Restoration of the Great Melbourne Telescope
01:13:37 Final Thoughts and Future Plans