The best tech products announced this week include Leica's first 35mm film and McIntosh's special-edition turntable.

Light vibrating from to side to side, for example, might end up vibrating at a 45-degree angle. The amount of rotation depends on the depth of the syrup: The angle of rotation is proportional to the ...

Use the 3/16-in dowel as a handle to gently rotate the upper PVC pipe until the 3/16-in dowel is close to a 45-degree angle with the horizontal. Adjust the position of the foam core and the ...