31.   Cellular phone companies have often provided phones for free or nearly free if customers agree to sign up for several years of cellular service.

32.   Consider cellular service companies.

33.   CTC Celular operates a cellular service in and around the capital Santiago, while VTR Celular operates a service in the rest of the country.

34.   Current cellular services use analog signals, in essence, waves.

35.   Demand for cellular services could be spurred by the introduction of new technology, analysts said.

36.   Digital is another type of cellular service offered.

37.   DDI runs both cellular services and Personal Handyphone System low-cost mobile phone units.

38.   Dr. Michael Klein, a Glendale physician and AirTouch customer, said he also was unaware cellular service would be affected.

39.   Digital cellular service can also cost less.

40.   Digital cellular service offers better voice quality than traditional analog cellular, and is virtually immune from eavesdropping.