For full recipes, please visit our recently launched Egyptian Cuisine Recipes web site.

Presentation: Forgotten History: Al-Sufi's Book of Fixed Stars

Submitted by Khalid on

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On Friday 27th of January, 2018, I gave a presentation at the KW RASC on Al-Sufi's Book Of Fixed Stars.

The book is the first illustrated pictorial star atlas, and was very influential for centuries after it was authored. It spread widely from central Asia, throughout the Middle East, and to Europe. It was translated into many languages.

Here is the presentation slides, and audio recording:

Installing Arduino IDE for STM32F103 boards

Submitted by Khalid on

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If you want to use the Arduino IDE for STM32F103 boards, you need to do the following.

The instructions are for Linux, but it is just downloading, extracting and renaming, so you can use similar steps for Windows of Mac OS/X.

Install the Arduino IDE

First, go to the Arduino web site

Select your platform, and download

Extract the IDE

tar xJvf ~/Desktop/arduino-1.8.5-linux64.tar.xz

Rename the directory

AstroEQ: Telescope Controller With EQMOD Emulation

Submitted by Khalid on

AstroEQ is another GOTO telescope controller from the UK.

Basically, the author was a university student when he started this project, to convert a non-GOTO motorized mount into a GOTO mount.

A ready made AstroEQ controller is available for purchase. It has USB on one side, and two connectors for steppers on the other.

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DIY GOTO Telescope Controller With Autoguiding and Periodic Error Correction

Submitted by Khalid on

In these pages, I describe how to make a Do It Yourself (DIY) Telescope Controller. That is, a piece of electronics that would at a minimum drive motors on the telescope to track the sky.

The features should be:

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