Direct sequence contrasts with the other spread spectrum process, known as frequency hopping spread spectrum, or frequency hopping code division multiple access (FH-CDMA), in which a broad slice of the bandwidth spectrum is divided into many possible broadcast frequencies.
Puppies are generally ready to eat solid food between the ages of 6 to 8 weeks old. However, according to Purina, it's not uncommon for puppies to start eating from their mother's dish at 4 or 5 weeks old. A puppy attempting to eat adult food does not necessarily mean it's ready to be weaned. The Complete Book of Dog Breeding warns owners that an aggressive appetite is only one sign of maturity.
You can start introducing your puppies to solid food at three to four weeks of age. They will still be nursing at this point. Feed four times per day, gradually increasing the amount of food while the puppies decrease the time they spend nursing.ottle or Tube Feeding. Occasionally you will need to feed your puppies with a bottle or feeding tube. Use a quality puppy milk replacer, and feed every two hours for the first three days of life. Decrease to every three hours for the first week, and every four hours the second week.