1. The purpose of a balanced line is to transfer a "signal" from one place to another while rejecting "ground noise", which is not white noise or hiss, but power line related hum and buzz.

2. A balanced line driver can also have an input signal called an " Enable'signal.

3. Ultra linear balanced line drivers: No more matching problems of cables and electronics.

4. A 4 ~12 GHz wideband power amplifier , using a balanced line Lange coupler, is designed and fabricated.

5. The two inputs are versatile dual XLR and 1/4" phone jack designs with active balanced line signal connection."

6. Preoperative bleeding did not use drugs and anticoagulants, the cases generally balanced line test, such as: body mass index, uterine size, and pelvic adhesions and so on.

7. Referring to the main picture above, the two anode connections uppermost form a 50 ohm balanced line from where the output power is extracted.