Circuit Board Necktie: "Microchip" silk tie. self-tie bow tie Another from our vintage screens

Another from our vintage screens series

with the handlebars reaching nearly 17" up from the bottom point of the tie

• Designed in Detroit

Milky Way Star Chart Scarf

Bagpipe making instructions necktie - adapted from a set of 1908 DIY bagpipe making plans

Circuit Board Necktie: "Microchip" silk tie. self-tie bow tie Another from our vintage screensCircuit Board Necktie: "Microchip" silk tie SIR Test Board. Weve printed a limited run of ties from vintage circuit board screens. This is our 5th in the series, no circuit bored here. See the full story of our vintage circuit board designs with video! In the electronics manufacturing industry, "SIR testing" is a sensitive test method for evaluating component failure caused by shorts or current leakage. It is used to rate fluxes, board cleanliness and