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PENGERTIAN DAN FUNGSI
COMPRESSOR DALAM AUDIO PROCESSING
sumber gambar : freepik.com
MAULANA MALIK IBROHIM
@mmalikibrohim | mmalikibrohim.com
AUDIO
COMPRESSOR
TUJUAN PEMBELAJARAN
sumber gambar : freepik.com
Peserta kursus OOST! SOUNDLAB. mengetahui
serta pengaruhnya terhadap pemrosesan audio dengan benar
pengertian, fungsi
parameter compressor
sumber gambar : freepik.com
Ketika kita melihat seorang professional melakukan proses mixing,
sering kita jumpai sebuah perangkat bernama compressor.
Mengapa mereka menggunakan
COMPRESSOR
dalam proses mixing mereka?
DYNAMIC
PROCESSOR / EFFECT
alat yang berfungsi untuk
mengatur
dynamic audio
”
sumber gambar : freepik.com
FUNGSI COMPRESSOR
MENGURANGI LEVEL AUDIO
SECARA OTOMATIS
MEMBUAT OUTPUT AUDIO MENJADI
LEBIH LEMBUT
AUDIO ASLI / SEBELUM TERKOMPRESI
AUDIO SETELAH TERKOMPRESI
sumber gambar : freepik.com
PARAMETER
APA SAJA YANG PERLU DIATUR
DALAM COMPRESSOR
THRESHOLD
“BATAS LEVEL COMPRESSOR MULAI BEKERJA MENGKOMPRESS AUDIO”
LEVEL THRESHOLD
AUDIO YANG MELEWATI
THRESHOLD
AUDIO ASLI
AUDIO TERKOMPRESI
AKAN TERKOMPRESI
DAN LEVELNYA BERKURANG SECARA OTOMATIS
sumber gambar : freepik.com
sumber gambar : freepik.com
LEVEL
AUDIO > THRESHOLD
COMPRESSOR BEKERJA
AUDIO ASLI AUDIO TERKOMPRESI
LEVEL
AUDIO < THRESHOLD
COMPRESSOR TIDAK BEKERJA
THRESHOLD
THRESHOLD
THRESHOLD
THRESHOLD
OUTPUT LEVEL
TRESHOLD
0 dB
INPUT LEVEL
RATIO
“SEBERAPA BESAR KEKUATAN COMPRESSOR MENGKOMPRES AUDIO”
sumber gambar : freepik.com
THRESHOLD
THRESHOLD
RATIO
RATIO
AUDIO ASLI
AUDIO MELEWATI THRESHOLD
AUDIO YANG TERKOMPRESI
SETIAP 2 dB LEVEL AUDIO
YANG MELEWATI 20 dB (LEVEL THRESHOLD)
AKAN TERKOMPRESI SEBANYAK 1 dB
JIKA SETTING RATIO 2 : 1 , MAKA …
sumber gambar : freepik.com
AUDIO ASLI AUDIO MELEWATI THRESHOLD AUDIO YANG TERKOMPRESI
THRESHOLD
THRESHOLD
RATIO
RATIO
THRESHOLD
THRESHOLD
RATIO
RATIO
THRESHOLD
THRESHOLD
RATIO
RATIO
RATIO 20 : 1
AUDIO
TERKOMPRESI
KERAS
RATIO 2 : 1
AUDIO
TERKOMPRESI
RINGAN
RATIO 1 : 1
COMPRESSOR
TIDAK
BEKERJA
RATIO 1 : 1
RATIO 4 : 1
RATIO 10 : 1
*diasumsikan level threshold sama pada -20 dB
sumber gambar : freepik.com
RANGKUMAN
sumber gambar : freepik.com
Compressor adalah dynamic processor/effect untuk
mengatur dynamic audio.
Compressor berfungsi untuk
mengurangi level audio secara otomatis dan
membuat output audio menjadi lebih lembut.
Parameter Compressor terdiri dari threshold dan ratio.
Threshold menunjukkan batas level compressor (kapan)
Compressor mulai bekerja mengkompres audio.
Ratio menunjukkan seberapa besar kekuatan compressor
bekerja mengkompres audio.
Semakin besar perbandingan nilai ratio,
maka semakin besar kompresi yang terjadi terhadap audio.
sumber gambar : freepik.com
LATIHAN
sumber gambar : freepik.com
Kapan kita harus menggunakan compressor
dalam proses mixing ?
Apabila terdapat audio dengan level 40 dB,
berapa dB level audio yang akan terkompresi
apabila kita mensetting compressor
dengan threshold -20 dB dengan ratio 20:1 ?
Apa yang akan terjadi pada audio yang memiliki peak level
sebesar 13 dB, jika kita beri compressor dengan threshold
pada level -18 dB ?
Apa fungsi threshold dan ratio pada compressor?
Apabila audio dengan peak level 39 dB kita beri compressor
dengan setting threshold -20 dB dan ratio 1:1,
apa yang akan terjadi pada audio tersebut?
https://blog.landr.com/how-to-use-a-compressor/
REFERENSI
sumber gambar : freepik.com
“TERIMA KASIH”

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Pengertian dan Fungsi Compressor Audio.pdf

  • 1. PENGERTIAN DAN FUNGSI COMPRESSOR DALAM AUDIO PROCESSING sumber gambar : freepik.com MAULANA MALIK IBROHIM @mmalikibrohim | mmalikibrohim.com AUDIO COMPRESSOR
  • 2. TUJUAN PEMBELAJARAN sumber gambar : freepik.com Peserta kursus OOST! SOUNDLAB. mengetahui serta pengaruhnya terhadap pemrosesan audio dengan benar pengertian, fungsi parameter compressor
  • 3. sumber gambar : freepik.com Ketika kita melihat seorang professional melakukan proses mixing, sering kita jumpai sebuah perangkat bernama compressor. Mengapa mereka menggunakan COMPRESSOR dalam proses mixing mereka?
  • 4. DYNAMIC PROCESSOR / EFFECT alat yang berfungsi untuk mengatur dynamic audio ” sumber gambar : freepik.com
  • 5. FUNGSI COMPRESSOR MENGURANGI LEVEL AUDIO SECARA OTOMATIS MEMBUAT OUTPUT AUDIO MENJADI LEBIH LEMBUT
  • 6. AUDIO ASLI / SEBELUM TERKOMPRESI AUDIO SETELAH TERKOMPRESI
  • 7. sumber gambar : freepik.com PARAMETER APA SAJA YANG PERLU DIATUR DALAM COMPRESSOR
  • 8. THRESHOLD “BATAS LEVEL COMPRESSOR MULAI BEKERJA MENGKOMPRESS AUDIO”
  • 9. LEVEL THRESHOLD AUDIO YANG MELEWATI THRESHOLD AUDIO ASLI AUDIO TERKOMPRESI AKAN TERKOMPRESI DAN LEVELNYA BERKURANG SECARA OTOMATIS sumber gambar : freepik.com
  • 10. sumber gambar : freepik.com LEVEL AUDIO > THRESHOLD COMPRESSOR BEKERJA AUDIO ASLI AUDIO TERKOMPRESI LEVEL AUDIO < THRESHOLD COMPRESSOR TIDAK BEKERJA THRESHOLD THRESHOLD THRESHOLD THRESHOLD
  • 11. OUTPUT LEVEL TRESHOLD 0 dB INPUT LEVEL RATIO “SEBERAPA BESAR KEKUATAN COMPRESSOR MENGKOMPRES AUDIO”
  • 12. sumber gambar : freepik.com THRESHOLD THRESHOLD RATIO RATIO AUDIO ASLI AUDIO MELEWATI THRESHOLD AUDIO YANG TERKOMPRESI SETIAP 2 dB LEVEL AUDIO YANG MELEWATI 20 dB (LEVEL THRESHOLD) AKAN TERKOMPRESI SEBANYAK 1 dB JIKA SETTING RATIO 2 : 1 , MAKA …
  • 13. sumber gambar : freepik.com AUDIO ASLI AUDIO MELEWATI THRESHOLD AUDIO YANG TERKOMPRESI THRESHOLD THRESHOLD RATIO RATIO THRESHOLD THRESHOLD RATIO RATIO THRESHOLD THRESHOLD RATIO RATIO RATIO 20 : 1 AUDIO TERKOMPRESI KERAS RATIO 2 : 1 AUDIO TERKOMPRESI RINGAN RATIO 1 : 1 COMPRESSOR TIDAK BEKERJA
  • 14. RATIO 1 : 1 RATIO 4 : 1 RATIO 10 : 1 *diasumsikan level threshold sama pada -20 dB
  • 15. sumber gambar : freepik.com RANGKUMAN sumber gambar : freepik.com Compressor adalah dynamic processor/effect untuk mengatur dynamic audio. Compressor berfungsi untuk mengurangi level audio secara otomatis dan membuat output audio menjadi lebih lembut. Parameter Compressor terdiri dari threshold dan ratio. Threshold menunjukkan batas level compressor (kapan) Compressor mulai bekerja mengkompres audio. Ratio menunjukkan seberapa besar kekuatan compressor bekerja mengkompres audio. Semakin besar perbandingan nilai ratio, maka semakin besar kompresi yang terjadi terhadap audio.
  • 16. sumber gambar : freepik.com LATIHAN sumber gambar : freepik.com Kapan kita harus menggunakan compressor dalam proses mixing ? Apabila terdapat audio dengan level 40 dB, berapa dB level audio yang akan terkompresi apabila kita mensetting compressor dengan threshold -20 dB dengan ratio 20:1 ? Apa yang akan terjadi pada audio yang memiliki peak level sebesar 13 dB, jika kita beri compressor dengan threshold pada level -18 dB ? Apa fungsi threshold dan ratio pada compressor? Apabila audio dengan peak level 39 dB kita beri compressor dengan setting threshold -20 dB dan ratio 1:1, apa yang akan terjadi pada audio tersebut?
  • 18. sumber gambar : freepik.com “TERIMA KASIH”