Power Supply Line Noise Suppression for Home Audio

Digital amplifiers are increasingly popular for home audio applications. In many cases, power is supplied from an AC outlet for home audio, and the conductive noise in the power supply cable is regulated under EMC standards. Therefore, it is necessary to prevent noise from leaking into the power supply line during audio playback. Here is an overview of noise problems in home audio cables and their solutions.

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Murata Electronics Ferrite Beads 43,000May Stock
Min.: 1
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: 15,000

Ferrite Beads Ferrite Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 30 OHM Alternate Sizing Guide Below 86,788May Stock
Min.: 1
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: 4,000

Ferrite Beads Ferrite Chip Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 600 OHM Alternate Sizing Guide Below 425,314May Stock
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Ferrite Beads Ferrite Chip Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics EMI Filter Circuits 500M Ohm 100Volts 20A 21,915May Stock
13,600Inoorder
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EMI Filter Circuits EMI Network Filter Arrays Block Type Filter - 40 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
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: 400

EMI Filter Circuits EMI Network Filter Arrays Block Type Filter - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
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13,200Inaasahan 2/21/2028
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: 400

EMI Filter Circuits EMI Network Filter Arrays Block Type Filter - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics EMI Filter Circuits 22.0 UF 16V 20A 5,843May Stock
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: 400

EMI Filter Circuits EMI Network Filter Arrays Block Type Filter - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below 762,662May Stock
520,000Inaasahan 10/8/2026
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: 4,000

Ferrite Beads Ferrite Chip Beads Chip Ferrite Bead Single Type - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics EMI Filter Circuits 35 DB 50V 20A SMD 6,196May Stock
32,000Inoorder
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EMI Filter Circuits EMI Network Filter Arrays Block Type Filter - 40 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
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140,000Inaasahan 11/24/2026
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: 4,000

Ferrite Beads Ferrite Chip Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below 468,422May Stock
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: 4,000

Ferrite Beads Ferrite Chip Beads Chip Ferrite Bead Single Type - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below 119,331May Stock
120,000Inaasahan 10/8/2026
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Ferrite Beads Ferrite Chip Beads Chip Ferrite Bead Single Type - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 22 OHM Alternate Sizing Guide Below 44,424May Stock
96,000Inoorder
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Ferrite Beads Ferrite Chip Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 330 OHM Alternate Sizing Guide Below 24,397May Stock
56,000Inoorder
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: 4,000

Ferrite Beads Ferrite Chip Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Common Mode Chokes / Filters 800 NH 1,018May Stock
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: 125

Common Mode Chokes Common Mode Chokes Power Line - 55 C + 125 C SMD/SMT PCB Mount Reel, Cut Tape, MouseReel
Murata Electronics Common Mode Chokes / Filters 9 UH 3,698May Stock
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: 125

Common Mode Chokes - 55 C + 105 C SMD/SMT PCB Mount Reel, Cut Tape, MouseReel
Murata Electronics Common Mode Chokes / Filters 14 UH 100V 6A 1,551May Stock
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: 125

Common Mode Chokes Common Mode Chokes Power Line - 55 C + 125 C SMD/SMT PCB Mount Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 1000 OHM Alternate Sizing Guide Below 154,785May Stock
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Ferrite Beads Ferrite Chip Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
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EMI Filter Circuits EMI Network Filters Block Type Filter - 40 C + 105 C SMD/SMT Reel, Cut Tape, MouseReel
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3,500Inoorder
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Common Mode Chokes Common Mode Chokes Surface Mount Common Mode Choke - 55 C + 125 C SMD/SMT PCB Mount Reel, Cut Tape, MouseReel
Murata Electronics Common Mode Chokes / Filters 10M OHM 100V 6A 20UH 2,850May Stock
5,625Inoorder
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: 125

Common Mode Chokes - 55 C + 105 C SMD/SMT PCB Mount Reel, Cut Tape, MouseReel
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1,100Inaasahan 10/6/2026
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: 125

Common Mode Chokes - 55 C + 125 C SMD/SMT PCB Mount Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 120 OHM Alternate Sizing Guide Below 21,817May Stock
20,000Inaasahan 11/27/2026
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: 10,000

Ferrite Beads Ferrite Chip Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel
Murata Electronics Ferrite Beads 20 OHM Alternate Sizing Guide Below 64,061May Stock
110,000Inaasahan 12/1/2026
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: 10,000

Ferrite Beads Ferrite Beads - 55 C + 125 C SMD/SMT Reel, Cut Tape, MouseReel