Led Spectrum analyzer Lm3915 + Lm324 VU meter from YATEC

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YATEC an05 Seven Band Spectrum analyzer

YATEC an05 Seven Band Spectrum analyzer is a 7 X 10 LED Spectrum analyzer use to 7 x LM3915 ic’s For Led Display Drive and use 2 x LM324 ic’s as Driver for divide seven frequncy for seven bands.

Input Voltage = 12v 0v 12v Dual AC
Input Current = 500mA or above
Type = Stereo input Mono Display
output band = seven band led display
pcb size = 19.3 cm x 5.5 cm
PCB thickness = 1.2mm
Blue color painted top
All Value Printed Silksreen pcb top
Coated with solder side Oxide Protection layer
Built in Onbord Preamplifier (Tda2822M)
design with seven band display
it’s can use individual “70 pcs of squre LED’s” OR “7 pcs of 10 digit LED Bar Display”

buy completely solderd bord:

buy pcb with parts:

buy pcb only:

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