Inside Photoshop: Search Articles

Create a spot channel from an alpha channel in a snap (CS/CS2/CS3/CS4/CS5)

Quick Tip

by Amy Palermo

Application:

Adobe Photoshop CS/CS2/CS3/CS4/CS5

Operating Systems:

Macintosh, Microsoft Windows

If you’re printing with spot colors along with or instead of 4-color inks, you’ll probably need to designate spot channels in one or more of your Photoshop files. You can do so in a number of ways, one of which is to convert an alpha channel into a spot channel.

To co...