Audio Spectrum Analyzer Circuit

| July 7, 2023 Updated
Audio Spectrum Analyzer Circuit

CD40XX integrated spectrum analyzer circuit based on the LM3914 display driver and used a total of 100 projects have two versions of Led pcb, diagrams, etc. The frequency list. There are all the files.

Spectrum Analyzer Circuit test

100-leds-led-spectrum-analyzer-120x120 leds-analizor-savszurok4_foliaoldal-120x120 led-spectrum-analyzer-120x120

savszurok4_alkatreszoldal-120x120 spektrum_analizator_kep-120x120 spektrum-analizor-led-bar-120x120

Frekvencia (Hz) R1 (Ohm) R2 (Ohm) R3 (Ohm) C (F)
30 10k 12k 47k 330n
60 4,7k 10k 20k 330n
120 2k 15k 9,1k 330n
250 10k 39k 47k 33n
500 4,7k 43k 22k 33n
1000 2,8k 6,8k 11,4k 33n
2000 1,2k 6,8k 5,6k 33n
4100 6,2k 27k 27k 3,3n
8200 3k 10k 15k 3,3n
16400 1,3k 47k 6,8k 3,3n

Source: http://www.freeweb.hu/pa-elektronika/spektrum_analizator.htm Audio Spectrum Analyzer Circuit pcb shematic Alternative link:

Audio Spectrum Analyzer Circuit

Password: 320volt.com

Published: 2008/04/08 Tags:



1 Comment “Audio Spectrum Analyzer Circuit

  1. Electronics CircuitsElectronics Circuits

    4X60Watt Amplifier Project TDA2052

    TDA2052, AB class (+, – 25V) 60W working with symmetrical feeding (Music) output power amplifier is capable of producing. Low distortion and due to the AB class for Hi-Fi system may be preferred. Integrated the MUTE / STAND-BY feature can be turned off and the output can be controlled by digital circuits. In Integrated over-temperature protection and output short circuit protection are available.

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