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General

Mitt Romney in Rockford, Illinois (Machine Shed Restaurant)

My family and I decided to attend an event Mitt Romney was hosting in Rockford, Illinois at the Machine Shed Restaurant. I took my camera along and tried to get a few decent photographs. This isn’t a political blog, (edit) though I consider myself someone who is not fond of the 2-party system and not […]

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Learning Series Technical & Testing Video

Camera Flash Communication Methods Comparison (TTL vs E-TTL i-TTL p-TTL) and Thyristor Auto Mode

I talk about camera flash communication methods (TTL vs E-TTL i-TTL p-TTL) as well as thyristor sensor based auto mode. Here is the Youtube video: Diagram for TTL and pre-flash based TTL methods: Standard TTL: This was the original method of flash power control. It happens as the film/sensor is being exposed to light. There […]