Kodak 4 x 12" #2B Pale Yellow Optical Wratten 2 Filter Celestron 93425 Use these BLK and GRN

Use these BLK and GRN pins to align the FTDI basic board with your Arduino target

Relay Tutorial

When using a current limiting driver such as the Easydriver or Big Easydriver

Port Style: Cable adapter

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Kodak 4 x 12" #2B Pale Yellow Optical Wratten 2 Filter Celestron 93425 Use these BLK and GRNKodak 4 x 12" #2B Pale Yellow Optical Wratten 2 Filter is an industry standard filter that just got better. With the same spectral response and color as current Wratten Gelatin Filters, Kodak Wratten 2 Optical Filters offer several improvements. The #2B absorbs ultraviolet radiation. This weak yellow filter is used when a #2A doesn't provide enough in black and white photography. Should more contrast be desired, try a higher grade filter such as 2B,