1, performance speakers
Common single 15-inch, single 12, dual 15, dual 12, etc. Most of the speakers as outdoor performance sound reinforcement are crossover, this speaker a only a two-core cable connected to the amplifier, it is easy to distinguish;
There are some extremely professional system combination The use of electronic crossover, such as linear array speakers, subwoofer speakers, etc., by the audio processor or electronic crossover to set up their working frequency range, they generally do not have a complex internal crossover network, you must use the front electronic crossover in order to work properly, a speaker should also be driven by the bass and treble amplifiers are different. Nevertheless, there are still many need for external crossover speaker internal tweeter is still designed with LC crossover network, so that the user can play a role in the protection of the speakers when the wrong connection.
2, fixed-pressure broadcast audio
Horn tweeter: just blare a horn, in addition to the transformer next to hang a horn, this speaker, although the transmission distance is far, but the sound quality is poorer, and now it has become increasingly rare, by the wider frequency response of the column, the speaker instead of
Remote column: many squares, the school playground to install that kind of broadcasting equipment! There are independent tweeter, crossover circuit, generally also mainly for the tweeter, bass and midrange units due to the wide range of operating frequencies, many manufacturers of products are directly connected.
3, outdoor mobile portable speakers
Including trolley speakers, portable speakers, widely used by the big moms, known as square dance speakers.
This speaker generally look at the speaker bass unit size and have an independent tweeter, there is a crossover, even if the tweeter in front of only a capacitor in series, it is also a crossover, speaker volume, jumping Phoenix Legend, Little Apple generally have a crossover;
Only a speaker, there is no crossover, this is generally a small portable speakers, playing Tai Chi old people are more common, do not need shocking bass. Common, do not need to shock the bass, play silk and bamboo melody vocals to explain to meet the requirements.