Single Channel 32-Segment Music Spectrum Display Analyzer Sound Level Meter LED Module Assembled

Single Channel 32-Segment Music Spectrum Display Analyzer Sound Level Meter LED Module Assembled

Please Read Before Purchasing:
- Audio signal is taken from a 3.5mm conventional headphone jack, or connected in parallel with the input signal of audio device. Generally we call it a low-level signal, and the volume of audio device must be set to the maximum volume, and the low volume cannot be used. Can not be connected to a car speaker cable, can not be connected to the output end of power amplifier! Wrong connection will cause product damage! If there is no headphone jack nor other connectors, please purchase an adapter (cable) separately. It cannot be used in an environment with audio Bluetooth transmission. This product has only line input, and there is no voice control.
- This product is for professional electronic enthusiasts to modify power amplifiers and other products. Non-professional electronics enthusiasts or users who have no ability to modify please not buy it.
- This product is for DIY use. If you don't have electronic knowledge nor hands-on ability, please think twice before purchasing.
- Please refer to the figure below for product wiring diagram.

Features:
- PCB size: 105*10mm. LED module size: 82*10mm.
- Power supply voltage: DC 7V-12V. Please power the product independently. Power supply current: No less than 50MA. It can be more than 50MA.
- Front end audio signal must be connected. Connection to power amp output is prohibited.
- Software adjusts the original real-time mode to a professional DB mode, which has a professional reference function. It can be installed in professional related equipment for signal monitoring. The functions and effects of the original AGC mode remain unchanged.
- The new software is valid for products sold from April 19, 2018.
- The new software has an ultra-wide range of AGC mode and professional DB mode.
- Single 32-segment music level indicator. 16-segment integrated LED module. Compared with previous 8-segment LED light bar, its appearance is more beautiful.

Attention:
1.Due to the errors of components, the amplitude of two light bars may be different when the light bars in parallel and input same signal.
2. In very extreme situations, there may be very slight high-frequency noise. Please power the product separately, and replace the light board input wire with a shielded wire (the shielding layer should be grounded).

Eight Display Effects of the New Software:
1: Main light bar + fall after peak stay
2: Main light bar + disappear after peak stay
3: Main light bar (no peak)
4: Main light bar + peak flows to the right and then disappears
5: Main light bar segment display (2 lights)
6: Main light bar point display (1 light)-this is a new effect
7: Main light bar + peak back and forth marquee
8: Main light bar + peak light jumps two light positions to the right and then falls

Package Included:
- 1 x Music Spectrum Display Board
- 1 x 4P Cable 2.0 Spacing 20cm

Note:
- It is assembled and ready to use.
- Shell and power supply are not included.