Painting with Paasche Flow Pencil

I’m working on a short series of painted self-portraits at the moment. I’ve mounted a Paasche Flow Pencil (very much like an airbrush, only without the air — the ‘nozzle’ is conical and a needle valve seats in the nozzle in order to control the flow of paint. The Paasche is not a very high-precision [...]

computer controlled airbrush gizmo complete

Jan 22, 2007: Computer controlled paintbrush gizmo up and running as of 30 minutes ago!!! Parts for airbrush assembly – the airbrush itself is just above the angle iron with the solenoid already installed. Solenoid plunger above it, little bent aluminum airbrush retaining clips above airbrush – the angle iron gets bolted into the aluminum [...]

“Shea” 77 x 45 inch pen and ink drawing

I’ve been using the Z-axis of my CNC machine to lift the pen from the paper during jogs to new drawing locations, but these very small movements of .05 inches or so have severely worn a single tooth in the pinion gear which moves the Z so it will have to be replaced… In order [...]

“Arthur” 77 x 42.5 inch pen and ink drawing

“Arthur” pen and ink drawing completed October 31 after 282 hours — almost 9 miles of ink line and 8 million lines of machine movement instruction. This one used a new (to me) pen with oil based ink and I’m not very fond of this pen at all. Drawn on Rives BFK paper, the paper [...]