Ten inversions during the first 30 seconds, then three very gentle inversions...
Recipes & dev times using Film Ilford Delta 400
Ilford Delta 400 in Ilford Ilfotec DD-X 1+4
8 minutes at 20°C/68.0°F
Ilford Delta 400 at 800 in Ilford Ilfotec DD-X 1+4
10 minutes, 30 seconds at 20°C/68.0°F
Ilford Delta 400 at 1600 in Ilford Ilfotec DD-X 1+4
13 minutes, 45 seconds at 20°C/68.0°F
Ilford Delta 400 at 1600 in Ilford Ilfotec DD-X 1+4
13 minutes, 30 seconds at 20°C/68.0°F