Handbook

[Dev Ideas

1. Drone Video Transmission

1) https://www.iwavecomms.com/news/top-5-wireless-communication-technologies-for-long-range-drone-video-transmitting/

COFDM: 50km, 80km, 150km

2) https://www.cofdm-transmitter.com/sale-12055165-5km-2-4ghz-wireless-cofdm-drone-video-transmitter-uav-video-transmission.html

3) https://www.iwavecomms.com/drone-video-transmitter/?gad_source=1&gclid=CjwKCAiApsm7BhBZEiwAvIu2XxB6Iih2W2008N6jsB9gaA9PEPdnXSJJU_34LyBP69aur6223AJ1BBoCGmkQAvD_BwE

2. UWB Indoor Positioning

https://www.alienasia.com/main/?gad_source=1&gclid=CjwKCAiApsm7BhBZEiwAvIu2X50Y_oC2C7jK63S6iV_KCahYuY4uVNMiy72fRem317xEJhNxRgkkLBoCpqAQAvD_BwE

3. Android IR Camera for Night Car Driving

https://www.amazon.com/android-infrared-camera/s?k=android+infrared+camera

4. Underwater Drone

https://www.amazon.com/Underwater-Real-Time-Streaming-Inspection-Exploration/dp/B07VXBTS7Y/ref=sr_1_5?crid=30C1Z7BBVDY0W&dib=eyJ2IjoiMSJ9.TL6snKWc9DXe1x53hNzAdA-Ie0OR8024B8jFCWgxOlNLl8YXyI878pRSaEbXlm2n8QjKzAeIlLnKrKmdVNs8KGLdIHijLs2vEgULdeLDPDkNr5HGR38Pp509b70k3nIwSn0Q-iCIEVJAvRlE0cWpK9O57mvlc3_1kwO4CHb77olQAXgL4gLxVBE-3EDzRa6enK0OyI_qxVKTu3eYlXjMdIAK5OQQFYOpGVrmf0oeSEl5ItvVrhjeQpaKx7OSWxKhZd0kynNJHo6bSE9zdmqJqG22tVALZeXoUN3JVvW2rMcrH1hJr5Sy_GZgzS7QKU9frppvUkKTM7xUatQ7DxIDXbztQDkksFlsM0LucHOwM8PhL6H600HB3z-VqeThj5bhv73o1TbLNu-fbAiZxdrepm4sDp5T5X5sbjQmA2zweW6PWUmht3XhcEZuPHIcax9S.kVtBgP2NqkYqhbLdiMtULkpj_gvvSCwagLbA65BHRqw&dib_tag=se&keywords=underwater+UAV&qid=1735631076&sprefix=underwater+uav%2Caps%2C276&sr=8-5

5. Dual Band IR Flame Detector

https://www.safelincs.co.uk/nittan-dual-infrared-flame-detector/

[Double Ridge Waveguide

- Dispersion diagram: Hoel, "3D printed broadband double-ridged waveguide to coax transition", IEEE

- WRD Standard

ATM Microwave: https://www.atmmicrowave.com/tech-notes/double-ridge-waveguide-information/

Microwave Engineering Corporation: https://microwaveeng.com/product/double-ridge-waveguide-flanges/

Quin Star: https://quinstar.com/wp-content/uploads/2023/08/A-ALPHA-WAVEGUIDE-Double-Ridged-Waveguides.pdf

[WRD-Coax Transition

Centric RF: https://www.centricrf.com/content/pdf/CWRD500S.pdf

A-Info: file:///Z:/APM_Setup/htdocs/research/primary-study/datasheet_250DRWCAS.pdf

[Waveguide Shim Dimensions

- WR75 Shim, https://www.pasternack.com/images/ProductPDF/PEWCK1001.pdf

Lambda at 12.42GHz ≈ (10+15)/2 = 12.25GHz

Optimum 1/4 lambda shim: L = 7.91mm, theta=58.6° at 10GHz, 121.4° at 15GHz

[Waveguide Cal-Kit Dimensions

- WR75 Flange with guide pins: Maury Microwave, https://maurymw.com/wp-content/uploads/2023/12/WR75-31.pdf?srsltid=AfmBOorJBGe-iSFhX0f3zQ2aot6F_Wama5D2Mdd2hOlrojVAYtnJ_Bb7

UBR120 standard flange + two guide-pin holes

[Waveguide Flange Dimensions

https://www.hasco-inc.com/content/Waveguide_to_Coax_Adapters/HWCA-75SF-RA_Outline.pdf