Antique satin professional fabric expert. The lining is also sewn into the hem so if the lining is altered, the fabric will be damaged. It is usually an upholstery-weight fabric and can be made using silk, rayon or acetate in the warp and coarser cotton or manmade fibers in the weft (filling). It is a satin-faced version of shantung or duppioni. The name refers to the fabric's handspun and hand woven appearance. Antique satin was developed in the 1950s by combining acetate (warp threads) and rayon (weft threads) mainly as a decorative fabric used primarily for draperies. Unlike wedding satin with the
Dark fibre other commercial reasons. However, dark fibre networks are generally only available in high-population-density areas where fibre has already been laid, as the civil engineering costs of installing fibre to new locations is often prohibitive. For these reasons, dark fibre networks are typically run between data centers and other places with existing fibre infrastructure. Managed dark fibre is a form of wavelength-division multiplexed access to otherwise dark fibre where a pilot signal is beamed into the fibre by the fibre provider for management purposes using a transponder tuned to the assigned wavelength. DWDM systems generally require central management because their closely