Time: 2019-12-31 17:21:17
Author: 广东斯泰克电子科技有限公司
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01 design concept
A set of outdoor wireless intelligent audio solution equipment for stadium, playground and other large outdoor activities, the world's first long-distance wireless microphone with positioning function, with a transmission distance of 300 meters / 1000 meters, can easily achieve audio coverage of the whole area or separate zones with a dedicated positioning base station.
02 system framework
As shown in the figure, the whole system is divided into four areas, each area is equipped with a zone microphone and two high-power speakers (800-2000w), The area microphone has the function of automatic positioning. When the base station and positioning station are triggered successfully, the speaker in each area can be automatically amplified. The whole system is covered by the whole area microphone and mixer, and the whole area microphone has the priority of audio access. When the whole area microphone audio signal is input, the area microphone will automatically pause, and the whole system will automatically play the whole area Microphone input source.
The whole system is wireless. The speaker is powered by mobile power supply. It can work continuously for more than 4 hours in one charge.
03 system configuration
No. equipment name brand unit price (yuan)
1. Long distance wireless microphone
2. Professional wireless receiver in Shenzhen
3. High power speaker Shenzhen crown mark
4. Professional mixer Shenzhen crown
5. Digital wireless power amplifier Shenzhen crown
6. Shenzhen crown mark of mobile power supply
7. Positioning pile Shenzhen crown mark
04 functional parameters
(1) Long range wireless microphone
Product features:
Adopt 2.4G wireless digital transmission, signal lossless transmission and accurate frequency
No compression of the transmitted audio, and the restoration degree of the voice reaches the professional standard
One for one / one for two microphone design, handheld use
High Definition LCD display function
Safe, convenient and efficient, wireless connection of the whole equipment, no wiring trouble
(2) Professional wireless receiver
Product features:
Transmission distance up to 300m, high fidelity HDCD sound quality effect
Integrate the most advanced algorithm and background noise elimination technology
Dual channel design, support the use of two wireless microphones at the same time, automatic frequency matching, intelligent access
High Definition LCD display function
Safe, convenient and efficient, wireless connection of the whole equipment, no wiring trouble
(3) High power speaker
Product features:
Low frequency driver: 2265h differential driver
High frequency driver: 245h 4-inch (voice coil) compression driver
Power: 1000W
Frequency response: (± 3dB): 53hz-20khz
Volume: 1219 * 541 * 508mm
(4) Professional mixer
Product features:
Professional mixer with 7 output lines, 4 groups
100mm professional push, 6 sets of auxiliary output
-129dB ein equivalent noise
24 channels for microphone and line input
Beautiful appearance, reasonable layout and solid structure
(5) Digital wireless power amplifier
Product features:
Output power: 1000W
It has Bluetooth receiving function and supports audio input of Bluetooth device
LCD display various states of power amplifier, convenient for intuitive operation
Built in USB digital audio playing module and FM radio module
4-channel stereo linear output, 4 speakers can be connected externally
Play the MP3 files of the external USB disk directly
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