ATMEL AVR based a spectrum analyser! This 8bit mcu source can be a totarial to understand fruer transform for you

Radio Spectrum Monitor\1if_fm.jpeg
......................\2if_wav.jpeg
......................\ifspec2b.png
......................\ifspec2c.png
......................\if_am.jpeg
......................\lcd.jpeg
......................\mix1.png
......................\mlt.png
......................\pcb_b.jpeg
......................\pcb_t.jpeg
......................\report_e.html
......................\........_files\header.png
......................\..............\ifspec2b.png
......................\..............\if_am_s.jpeg
......................\..............\if_fm_s.jpeg
......................\..............\if_wav_s.jpeg
......................\..............\lcd.jpeg
......................\..............\mix1.png
......................\..............\mlt.png
......................\..............\sign.png
......................\..............\works_e.css
......................\.sm\akiglcd.inc
......................\...\avr.inc
......................\...\font3x5.asm
......................\...\font5x8.asm
......................\...\ifspec.asm
......................\report_e_files
......................\rsm
Radio Spectrum Monitor

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