The best-known non-impact printers are the inkjet printer, of which several makes of low-cost color printers are an example, and the laser printer. The inkjet sprays ink from an ink cartridge at very close range to the paper as it rolls by.
Here is an easy way to find your draw length, simply stand upright with your hands stretched out (hold naturally, do not hyperextend) and measure your arm span from fingertip to fingertip. Take this measurement in inches and divide by 2.5. This will give a good working draw length for your bow.
One question that comes up often is how to estimate bow/arrow speed under different setups. By knowing the IBO/ATA specification of a bow, it is possible to get a decent estimation of how fast a bow will shoot with different arrows, draw lengths, draw weights, etc.his article describes how you go about estimating bow/arrow speed. ArcheryCalculator.com has an automated calculator that will allow you to enter your numbers and will do the calculation for you.