[MolsonBoy]

BigRed450 gave me this technique. Create a new action then record the steps below. I find this work great on those soft images.

Dark & Light Sharpen

1- Duplicate document (to protect original) All work will be done on this duplicate.
2- Duplicate Layer and name "Dark Sharpen"
3- Duplicate Layer again and name "Light Sharpen"
4- Choose the Dark Sharpen Layer
- use Unsharp Mask set to A- 500 R- 0.6 T- 2
- set layer "Blend Mode" to Darken
- set layer opacity to 20%
5- Choose the Light Sharpen Layer
- use Unsharp Mask set to A- 500 R- 0.6 T- 2
- set layer "Blend Mode" to Lighten
- set layer opacity to 5%
6- Flatten Image
7- Duplicate Layer and name "Luminosity Sharpen"
8- Choose the Luminosity Sharpen Layer
- use Unsharp Mask set to A- 500 R- 0.2 T- 0
- set layer "Blend Mode" to Luminosity
- set layer opacity to 60%
9- Flatten Image

I have produced beautiful 13x19 posters with this sharpening process and can atest that it works awesome with Canon 10D images...

The USM radius for the Dark and Light Sharpen layers can be changed to either 0.3, 0.9, or 1.5 dependant on subject.