Time Warner Cable customers will be making the switch to digital soon. The company is moving to an all-digital format, starting with service in the Augusta area.That affects about 90,000 customers right now.Officials say the digital signal is designed to improve the quality and kinds of services the company provides.Customers who receive Time Warner’s Augusta channel lineup need to have a digital box or adapter for each T-V that’s hooked up to cable. The company plans to complete the switch to digital late next month.Andrew Russell, Communications Manager with Time Warner Cable, New England, says “It’ll enable us to add more capacity to our network, and give our customers more of the things that they want: more HD channels, faster internet speeds, greater On Demand choices and enhanced services.”Right now the company is offering digital adapters to customers for free, until January 2014. Then they’ll be 99 cents a month. To order an adapter you can go to www.timewarnercable.com/go digital. You can also call the company at 1-855-TWC-DIGITAL or stop by a payment center in Winslow, Augusta, Lewiston, Rockland, or Rumford.Once the digital conversion is complete in Augusta, the company will expand the service to the rest of Maine.