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

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$24.00

Product Code: 8212030

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Product Description

Description:

Working voltage: 5V

With fixed mounting holes

Board size: 95 X 62 mm

Display chip with audio spectrum display, built-in multiple decoding algorithms

No need for filtering circuits, driving points, spectrum indications and many other indicators.

FFT201211 working mode selection, users can set functions as needed

Supports LED display of 12 * 11 (12 rows and 11 columns);

Single (12 * 11), two-channel (left 6 * 11, right 6 * 11) dot matrix LED display

12 * 11 large dot matrix (132 points) display, multiple display mode selection

Mono mode of operation can display more spectrum information

Designed 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 adjustment

Automatic audio gain adjustment, always showing visual effects;

Circuit test mode to meet test needs during production

The 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 can be connected to the mobile phone MP3 MP4 IPAD iPhone can be output to this with the 3.5MM audio output port, to achieve the audio spectrum function (follow the music dance)!!!

Display function settings:

Channel selection

Left and right channel display position

Display refresh rate setting

Sensitivity setting

Sampling frequency setting

Audio spectrum arrangement

Calculation speed method selection

Numbering	Name	Model	Quantity
R7 R9-19	Resistor	33	14
R3 R6	Resistor	10	2
R1 R2 R4 R5 R8	Resistor	330k	5
C5 C6 C9-C12 C14	Capacitor	106	7
C1-C4 C7 C8 C13	Capacitor	104	7
U1	Chip	fft201211	1
D1-D64	LED		144
e1	Tact switch		1
J1 J2	3.5MM patch audio port		2
DC	3.5MM DC power socket		1
	PCB board		1
	Total number of component parts		185

Package included:

1 x 12X11 FFT Music Spectrum DIY Kit

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