DeVlieg Tape Dialin (Herbert) Electrical Systems Manual with 19 Electrical Schematics. DeVlieg Tape Dialin (Herbert) Electrical Systems Manual with 19 Electrical Schematics. As used on the DeVlieg Jigmil Models 2B, 3H, 43H and 4K Manufacturers: DeVlieg Herbert Models: Dialin DeVlieg Herbert 2B 3H 43H 4K Contents: Operators Manual Electrical Diagrams