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 30 OHM Alternate Sizing Guide Below 94.459In Stock
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Mult.: 1
: 4.000

Murata Electronics EMI Filter Circuits 35 DB 50V 20A SMD 7.276In Stock
23.200On Order
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Mult.: 1
: 400

Murata Electronics EMI Filter Circuits 500M Ohm 100Volts 20A 13.085In Stock
12.400Expected 9/7/2026
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Mult.: 1
: 400

Murata Electronics EMI Filter Circuits 4.7 UF 50V 20A 17.852In Stock
Min.: 1
Mult.: 1
: 400

Murata Electronics EMI Filter Circuits 10.0 UF 25V 20A 7.578In Stock
7.600Expected 10/12/2026
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Mult.: 1
: 400

Murata Electronics EMI Filter Circuits 10.0 UF 50V 20A 26.038In Stock
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: 400

Murata Electronics EMI Filter Circuits 22.0 UF 16V 20A 6.143In Stock
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: 400

Murata Electronics Ferrite Beads 43.000In Stock
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: 15.000

Murata Electronics Common Mode Chokes / Filters 100 OHM 300V 15A 2UH 250In Stock
2.625On Order
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: 125

Murata Electronics Common Mode Chokes / Filters 6 UH 1.134In Stock
1.250Expected 12/22/2026
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: 125

Murata Electronics Common Mode Chokes / Filters 800 NH
1.052On Order
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: 125

Murata Electronics Common Mode Chokes / Filters 9 UH 4.055In Stock
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: 125

Murata Electronics Common Mode Chokes / Filters 14 UH 100V 6A 2.158In Stock
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: 125

Murata Electronics Ferrite Beads 1000 OHM Alternate Sizing Guide Below 251.074In Stock
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: 4.000

Murata Electronics Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below 542.441In Stock
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: 4.000

Murata Electronics Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below 331.471In Stock
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: 4.000

Murata Electronics Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below 159.851In Stock
120.000Expected 3/23/2027
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: 4.000

Murata Electronics Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below 537.082In Stock
880.000On Order
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: 4.000

Murata Electronics Ferrite Beads 30 OHM 10% Alternate Sizing Guide Below
248.934On Order
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: 4.000

Murata Electronics Ferrite Beads 1000 OHM Alternate Sizing Guide Below 162.721In Stock
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: 4.000

Murata Electronics Ferrite Beads 110 OHM Alternate Sizing Guide Below 57.558In Stock
216.000On Order
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Murata Electronics Ferrite Beads 330 OHM Alternate Sizing Guide Below 82In Stock
40.000Expected 7/29/2026
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: 4.000

Murata Electronics Ferrite Beads 600 OHM Alternate Sizing Guide Below 54.869In Stock
420.000Expected 7/31/2026
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: 4.000

Murata Electronics Ferrite Beads 1000 OHM 2A Alternate Sizing Guide Below 95.116In Stock
87.500Expected 10/26/2026
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: 2.500

Murata Electronics EMI Filter Circuits 16 V 15A 3.744In Stock
3.200Expected 9/21/2026
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Mult.: 1
: 400