Balanced Line Level Cable
Line level instrument level and balance unbalanced are independent attributes.
Balanced line level cable. Positive negative and ground. A 1 4 inch trs to xlr cable should be enough to connect it to the inputs of a mixing console. The console should be able to accept your line level audio signal. Mic cables are a good example of such situations.
Balanced xlr connectors have 3 pins. A balanced audio cable has a ground wire but it also carries two copies of the same incoming audio signal sometimes referred to as a hot positive and cold negative signal. The structure of a balanced audio cable is similar to an unbalanced cable with one addition. When you re looking to keep your live production budget low unbalanced cables can be a great value purchase and there are even good ways to keep the.
Balanced lines are ideal in situations involving lengthy cables and low signal levels where noise can be a problem. They are usually used for transmitting microphone or balanced line level signals. For example baluns can be used to send line level audio or e carrier level 1 signals over coaxial cable which is unbalanced through 300 feet 91 m of category 5 cable by using a pair of baluns at each end of the cat5 run. The added safety of the balanced cable comes at a cost and even after you make the purchase you still need to pair your cables with balanced mixed equipment which can also be more expensive.
Xlr connectors are 3 pin connectors. Line level is the specified strength of an audio signal used to transmit analog sound between audio components such as cd and dvd players television sets audio amplifiers and mixing consoles. That is either type of cable can accommodate either strength of signal. There are weaker signals such as those from microphones mic level microphone level and instrument pickups instrument level and stronger.
The balun takes the unbalanced signal and creates an inverted copy of that signal. The diagram above shows how the cable works. Your audio interface is providing a balanced line level signal. Line level is the highest signal level which travels through a trs connection.
An outboard preamp or processor or instruments that output a balanced line level synths keyboards drum machines etc. In audio you will typically see xlr cables connecting microphones to mixers and connecting various outputs to powered speakers. Remember the stage box and the multi core cable that runs to the foh console is just a fancy extension cord for audio. On the other hand short cable runs carrying higher signal levels are less prone to audible noise.
Shure a15la line adapter converts balanced line level signals to microphone level 50db attenuation 4 4 out of 5 stars 57 35 99 35. Pro sound usually uses line level signals and balanced cables. Line level sits between other levels of audio signals.