A digital image is made up from a great number of pixels, each pixel having a specific numeric tonal value. Image contrast is determined by the number of tonal values available and image resolution is determined by the number of pixels available.
The Electrical Lineman Apprenticeship program is a selective admission program restricted to individuals who are employed in the electrical industry and are working for a participating employer.
A journeyman electrical lineman's wages are determined by such factors as his geographic location, employment and union membership. Hourly wages for a journeyman outside lineman with the Northwest Line were $44.73 as of February 2012, resulting in an annual wage of $93,038 for full-time workers.