12X11 FFT Music Spectrum Sound Control LED Spectrum Analyzer DIY Dot Matrix Electronic Production Kit

Description Working voltage 5VWith fixed mounting holesBoard size 95 X 62 mmDisplay chip with audio spectrum display built in multiple decoding algorithmsNo need for filtering circuits driving points spectrum indications and many other indicators FFT201211 working mode selection users can set functions as neededSupports LED display of 12 11 12 rows and 11 columns Single 12 11 two channel left 6 11 right 6 11 dot matrix LED display12 11 large dot matrix 132 points display multiple display mode selectionMono mode of operation can display more spectrum informationDesigned for audio equipment it is used in all types of audio output equipment Professional audio decoding showing the frequency and amplitude of the audio signal Three display modes flash slow flash 1 and slow flash 2 to provide a cool visual experience Three sensitivity modes high medium low sensitivity are selected to suit different power supply environments Display refresh rate 1 4 refresh speed adjustmentAutomatic audio gain adjustment always showing visual effects Circuit test mode to meet test needs during productionThe design circuit is simple the performance is stable and reliable and the current limiting resistor is directly driven to drive the LED Memory function can permanently maintain the parameters set by the user There is no 3 5MM power cable docking audio cable please purchase separately this connection does not include The board has a 3 5MM audio port which ca