Continuous first 60 secs, then 4 inversions per minute.
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Ilford HP5+ 400 in Ilford Ilfotec LC29 1+19
6 minutes, 30 seconds at 20°C/68.0°F
Kodak Tri-X 400 in Photographers' Formulary Pyrocat HD 1+1+100
16 minutes at 22°C/71.6°F
Ilford HP5+ 400 in Foma Fomadon R09 1:40
12 minutes, 20 seconds at 20°C/68.0°F
Ilford Pan 400 at 2500 in Rollei RPX-D 1:4
13 minutes at 26°C/78.8°F