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 470 OHM Alternate Sizing Guide Below
Datasheet
29.399In Stock
175.000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

Murata Electronics Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below
Datasheet
82.865In Stock
225.000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 3.000

Murata Electronics EMI Filter Circuits 16 V 15A
Datasheet
3.470In Stock
3.200Expected 9/21/2026
MouseReel Available
Min.: 1
Mult.: 1
: 400

Murata Electronics Ferrite Beads 120 OHM Alternate Sizing Guide Below
Datasheet
34.857In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

Murata Electronics Ferrite Beads 20 OHM Alternate Sizing Guide Below
Datasheet
19.918In Stock
90.000Expected 8/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

Murata Electronics Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below
Datasheet
216.306Expected 12/31/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads FB SMD 0603inch 100o hm NONAUTO Alternate Sizing Guide Below
Datasheet
19.818In Stock
12.000Expected 9/24/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads 1000 OHM Alternate Sizing Guide Below
Datasheet
7.401In Stock
28.000Expected 10/29/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads 600 OHM Alternate Sizing Guide Below
Datasheet
7.515In Stock
32.000On Order
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Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads 470 OHM Alternate Sizing Guide Below
Datasheet
5.550In Stock
44.000On Order
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Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads 70 OHM Alternate Sizing Guide Below
Datasheet
11.782In Stock
12.000Expected 12/14/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads 270 OHM 4.5A Alternate Sizing Guide Below
Datasheet
353In Stock
297.500On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

Murata Electronics Ferrite Beads 800 OHM 2.5A Alternate Sizing Guide Below
Datasheet
1.133In Stock
47.500On Order
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Min.: 1
Mult.: 1
: 2.500

Murata Electronics EMI Filter Circuits 6.3 V 15A
Datasheet
78In Stock
1.200On Order
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Min.: 1
Mult.: 1
: 400

Murata Electronics Ferrite Beads 33 OHM Alternate Sizing Guide Below
Datasheet
50.982Expected 11/24/2026
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Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads 180 OHM 25%
Datasheet
135.990On Order
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Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads 120 OHM Alternate Sizing Guide Below
Datasheet
99.487On Order
MouseReel Available
Min.: 1
Mult.: 1
: 2.500

Murata Electronics Ferrite Beads 600 OHM Alternate Sizing Guide Below
Datasheet
110.450On Order
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Min.: 1
Mult.: 1
: 2.500

Murata Electronics Ferrite Beads 30 OHM Alternate Sizing Guide Below
Datasheet
59.700Expected 3/16/2027
MouseReel Available
Min.: 1
Mult.: 1
: 10.000

Murata Electronics Ferrite Beads FB SMD 0603inch 220o hm NONAUTO Alternate Sizing Guide Below
Datasheet
12.000Expected 9/4/2026
MouseReel Available
Min.: 1
Mult.: 1
: 4.000

Murata Electronics Ferrite Beads
Datasheet
Non-Stocked Lead-Time 11 Weeks
Min.: 15.000
Mult.: 15.000
: 15.000