NCJ Number
108705
Journal
Forensic Science International Volume: 35 Issue: 4 Dated: (December 1987) Pages: 283-295
Date Published
1987
Length
13 pages
Annotation
Dot-matrix printers are becoming more widely available. A variety of different mechanisms are discussed -- impact, thermal, ink-jet, spark-matrix, laser and light emitting diodes (LED).
Abstract
Features which distinguish between the outputs from these printers are considered. Defects of the printing mechanisms which can help identify an individual printer as the one responsible for the production of a suspect printout are described. (Publisher abstract)