SSB (single sideband) is a mode where the carrier and one sideband of the AM mode has been suppressed. Whether using USB (upper sideband) or LSB (lower sideband) more of the transmitter's signal is focused in the sideband used as compared to AM.
According to About.com, denier is not a type of nylon but a measure of the fineness of the fiber. One denier is equal to 1 gram per 9,000 meters of yarn. Manufacturers use the term denier with both natural and man-made fibers. Continue Reading.
Nylon Ripstop Fabric 70 Denier with UV Inhibitor. Heavy duty fabric is sometimes called canvas or tarp canvas, but this is not a correct term for Heavy Duty Fabric that is made of a fiber other than cotton. Only a woven cotton fabric more than 8 oz. per square yard could accurately be called canvas. Other heavy materials like CORDURAÂ® or Ballistic Nylon are not technically canvas and should be referred to as heavy duty fabrics. Genuine CorduraÂ® Nylon Fabric is still made in America.