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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Product	Type	Minimum Operating Temperature	Maximum Operating Temperature	Termination Style	Mounting Style	Packaging
Ferrite Beads 600 OHM Alternate Sizing Guide Below BLM21SP601SN1D Murata Electronics 1: 0,435 € 399.438In Stock	Mfr. Part No. BLM21SP601SN1D Mouser Part No 81-BLM21SP601SN1D	Murata Electronics	Ferrite Beads 600 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	399.438In Stock	Cut Tape 0,435 € 0,26 € 0,23 € 0,206 € View Reel 0,12 € 0,182 € 0,155 € 0,137 € 0,12 € 0,12 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads BLM02KX180SN1D Murata Electronics 1: 0,258 € 42.932In Stock	Mfr. Part No. BLM02KX180SN1D Mouser Part No 81-BLM02KX180SN1D	Murata Electronics	Ferrite Beads Learn More about Murata Electronics murata blm emi filter	Datasheet	42.932In Stock	Cut Tape 0,258 € 0,18 € 0,14 € 0,125 € View Reel 0,064 € 0,107 € 0,094 € 0,083 € 0,075 € 0,064 € 0,064 € MouseReel Available	Min.: 1 Mult.: 1 : 15.000	Ferrite Beads	Ferrite Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 30 OHM Alternate Sizing Guide Below BLM18SP300SN1D Murata Electronics 1: 0,346 € 85.618In Stock	Mfr. Part No. BLM18SP300SN1D Mouser Part No 81-BLM18SP300SN1D	Murata Electronics	Ferrite Beads 30 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	85.618In Stock	Cut Tape 0,346 € 0,188 € 0,154 € 0,135 € View Reel 0,092 € 0,115 € 0,103 € 0,092 € 0,092 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Common Mode Chokes / Filters 100 OHM 300V 15A 2UH PLT10HH101150PNL Murata Electronics 1: 9,33 € 3.903In Stock 2.000Expected 1/8/2027	Mfr. Part No. PLT10HH101150PNL Mouser Part No 81-PLT10HH101150PNL	Murata Electronics	Common Mode Chokes / Filters 100 OHM 300V 15A 2UH Learn More about Murata Electronics murataplt10hh	Datasheet	3.903In Stock 2.000Expected 1/8/2027	Cut Tape 9,33 € 7,67 € 7,10 € 6,78 € Reel 6,32 € View 5,76 € 5,65 € 5,54 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Common Mode Chokes	Common Mode Chokes	Surface Mount Common Mode Choke	- 55 C	+ 125 C	SMD/SMT	PCB Mount	Reel, Cut Tape, MouseReel
Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below BLM18KG221SN1D Murata Electronics 1: 0,124 € 517.585In Stock	Mfr. Part No. BLM18KG221SN1D Mouser Part No 81-BLM18KG221SN1D	Murata Electronics	Ferrite Beads 220 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm18kg ferrite beads	Datasheet	517.585In Stock	Cut Tape 0,124 € 0,09 € 0,07 € 0,063 € Reel 0,03 € View 0,054 € 0,048 € 0,043 € 0,029 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads	Chip Ferrite Bead Single Type	- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below BLM18KG601SN1D Murata Electronics 1: 0,133 € 1.185.790In Stock	Mfr. Part No. BLM18KG601SN1D Mouser Part No 81-BLM18KG601SN1D	Murata Electronics	Ferrite Beads 600 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm18kg ferrite beads	Datasheet	1.185.790In Stock	Cut Tape 0,133 € 0,095 € 0,075 € 0,059 € Reel 0,032 € View 0,052 € 0,046 € 0,042 € 0,029 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads	Chip Ferrite Bead Single Type	- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 1000 OHM Alternate Sizing Guide Below BLM21SP102SN1D Murata Electronics 1: 0,435 € 139.526In Stock	Mfr. Part No. BLM21SP102SN1D Mouser Part No 81-BLM21SP102SN1D	Murata Electronics	Ferrite Beads 1000 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	139.526In Stock	Cut Tape 0,435 € 0,302 € 0,263 € 0,234 € View Reel 0,12 € 0,207 € 0,176 € 0,147 € 0,131 € 0,12 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below BLM31SN500SN1L Murata Electronics 1: 0,559 € 298.199In Stock 210.000Expected 4/12/2027	Mfr. Part No. BLM31SN500SN1L Mouser Part No 81-BLM31SN500SN1L	Murata Electronics	Ferrite Beads 50 OHM 12A Alternate Sizing Guide Below Learn More about Murata Electronics murata blm sn ferrite beads	Datasheet	298.199In Stock 210.000Expected 4/12/2027	Cut Tape 0,559 € 0,391 € 0,337 € 0,301 € View Reel 0,159 € 0,266 € 0,218 € 0,186 € 0,174 € 0,159 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	Ferrite Beads	Ferrite Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
EMI Filter Circuits 500M Ohm 100Volts 20A BNX02301L Murata Electronics 1: 4,64 € 6.075In Stock 37.600On Order End of Life	Mfr. Part No. BNX02301L Mouser Part No 81-BNX023-01L End of Life	Murata Electronics	EMI Filter Circuits 500M Ohm 100Volts 20A Learn More about Murata Electronics murata bnx series	Datasheet	6.075In Stock 37.600On Order On Order Ship Dates Mfr. No: BNX02301L Stock: 6.075 Can Dispatch Immediately On Order: 400 Pending 24.000 Expected 2/4/2027 13.200 Expected 5/1/2028 Factory Lead Time: 12 Weeks	Cut Tape 4,64 € 3,79 € 3,50 € 3,29 € Reel 2,50 € View 3,10 € 2,66 € 2,37 € MouseReel Available	Min.: 1 Mult.: 1 : 400	EMI Filter Circuits	EMI Network Filter Arrays	Block Type Filter	- 40 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Common Mode Chokes / Filters 10M OHM 100V 6A 20UH PLT10HH1026R0PNL Murata Electronics 1: 4,01 € 3.982In Stock 7.500On Order	Mfr. Part No. PLT10HH1026R0PNL Mouser Part No 81-PLT10HH1026R0PNL	Murata Electronics	Common Mode Chokes / Filters 10M OHM 100V 6A 20UH Learn More about Murata Electronics murataplt10hh	Datasheet	3.982In Stock 7.500On Order On Order Ship Dates Mfr. No: PLT10HH1026R0PNL Stock: 3.982 Can Dispatch Immediately On Order: 3.125 Expected 12/1/2026 4.375 Expected 1/7/2027 Factory Lead Time: 12 Weeks	Cut Tape 4,01 € 3,30 € 3,05 € 2,89 € Reel 2,64 € View 2,41 € 2,24 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Common Mode Chokes			- 55 C	+ 105 C	SMD/SMT	PCB Mount	Reel, Cut Tape, MouseReel
Common Mode Chokes / Filters 6 UH PLT10HH401100PNL Murata Electronics 1: 4,25 € 1.444In Stock 1.000Expected 12/29/2026	Mfr. Part No. PLT10HH401100PNL Mouser Part No 81-PLT10HH401100PNL	Murata Electronics	Common Mode Chokes / Filters 6 UH Learn More about Murata Electronics murataplt10hh	Datasheet	1.444In Stock 1.000Expected 12/29/2026	Cut Tape 4,25 € 3,50 € 3,24 € 3,05 € Reel 2,80 € View 2,53 € 2,37 € 2,30 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Common Mode Chokes			- 55 C	+ 125 C	SMD/SMT	PCB Mount	Reel, Cut Tape, MouseReel
Common Mode Chokes / Filters 9 UH PLT10HH501100PNL Murata Electronics 1: 4,01 € 3.007In Stock	Mfr. Part No. PLT10HH501100PNL Mouser Part No 81-PLT10HH501100PNL	Murata Electronics	Common Mode Chokes / Filters 9 UH Learn More about Murata Electronics murataplt10hh	Datasheet	3.007In Stock	Cut Tape 4,01 € 3,30 € 3,05 € 2,89 € Reel 2,64 € 2,48 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Common Mode Chokes			- 55 C	+ 105 C	SMD/SMT	PCB Mount	Reel, Cut Tape, MouseReel
Common Mode Chokes / Filters 14 UH 100V 6A PLT10HH9016R0PNL Murata Electronics 1: 4,01 € 1.055In Stock 875Expected 1/14/2027	Mfr. Part No. PLT10HH9016R0PNL Mouser Part No 81-PLT10HH9016R0PNL	Murata Electronics	Common Mode Chokes / Filters 14 UH 100V 6A Learn More about Murata Electronics murataplt10hh	Datasheet	1.055In Stock 875Expected 1/14/2027	Cut Tape 4,01 € 3,30 € 3,05 € 2,89 € Reel 2,74 € View 2,54 € 2,37 € 2,30 € MouseReel Available	Min.: 1 Mult.: 1 : 125	Common Mode Chokes	Common Mode Chokes	Power Line	- 55 C	+ 125 C	SMD/SMT	PCB Mount	Reel, Cut Tape, MouseReel
EMI Filter Circuits 4.7 UF 50V 20A BNX024H01L Murata Electronics 1: 5,39 € 8.533In Stock 17.600On Order End of Life	Mfr. Part No. BNX024H01L Mouser Part No 81-BNX024H01L End of Life	Murata Electronics	EMI Filter Circuits 4.7 UF 50V 20A Learn More about Murata Electronics murata bnx series	Datasheet	8.533In Stock 17.600On Order On Order Ship Dates Mfr. No: BNX024H01L Stock: 8.533 Can Dispatch Immediately On Order: 7.200 Expected 4/15/2027 10.400 Expected 5/1/2028 Factory Lead Time: 22 Weeks	Cut Tape 5,39 € 4,80 € 4,27 € 4,06 € Reel 2,89 € View 3,82 € 3,28 € 2,80 € MouseReel Available	Min.: 1 Mult.: 1 : 400	EMI Filter Circuits	EMI Network Filter Arrays	Block Type Filter	- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
EMI Filter Circuits 10.0 UF 25V 20A BNX025H01L Murata Electronics 1: 5,71 € 12.284In Stock 34.000Expected 4/27/2028 End of Life	Mfr. Part No. BNX025H01L Mouser Part No 81-BNX025H01L End of Life	Murata Electronics	EMI Filter Circuits 10.0 UF 25V 20A Learn More about Murata Electronics murata bnx series	Datasheet	12.284In Stock 34.000Expected 4/27/2028	Cut Tape 5,71 € 4,66 € 4,30 € 4,04 € Reel 3,07 € View 3,80 € 3,27 € 2,85 € 2,80 € MouseReel Available	Min.: 1 Mult.: 1 : 400	EMI Filter Circuits	EMI Network Filter Arrays	Block Type Filter	- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
EMI Filter Circuits 22.0 UF 16V 20A BNX027H01L Murata Electronics 1: 6,07 € 4.100In Stock End of Life	Mfr. Part No. BNX027H01L Mouser Part No 81-BNX027H01L End of Life	Murata Electronics	EMI Filter Circuits 22.0 UF 16V 20A Learn More about Murata Electronics murata bnx series	Datasheet	4.100In Stock	Cut Tape 6,07 € 4,96 € 4,57 € 4,31 € Reel 3,27 € View 4,05 € 3,48 € 3,20 € MouseReel Available	Min.: 1 Mult.: 1 : 400	EMI Filter Circuits	EMI Network Filter Arrays	Block Type Filter	- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 1000 OHM Alternate Sizing Guide Below BLM18KG102SN1D Murata Electronics 1: 0,124 € 72.465In Stock 280.000On Order	Mfr. Part No. BLM18KG102SN1D Mouser Part No 81-BLM18KG102SN1D	Murata Electronics	Ferrite Beads 1000 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm18kg ferrite beads	Datasheet	72.465In Stock 280.000On Order On Order Ship Dates Mfr. No: BLM18KG102SN1D Stock: 72.465 Can Dispatch Immediately On Order: 140.000 Expected 12/11/2026 140.000 Expected 1/1/2027 Factory Lead Time: 22 Weeks	Cut Tape 0,124 € 0,09 € 0,07 € 0,063 € Reel 0,03 € View 0,059 € 0,053 € 0,048 € 0,029 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below BLM18KG331SN1D Murata Electronics 1: 0,151 € 198.109In Stock	Mfr. Part No. BLM18KG331SN1D Mouser Part No 81-BLM18KG331SN1D	Murata Electronics	Ferrite Beads 330 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm18kg ferrite beads	Datasheet	198.109In Stock	Cut Tape 0,151 € 0,099 € 0,086 € 0,069 € Reel 0,036 € View 0,059 € 0,053 € 0,048 € 0,03 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads	Chip Ferrite Bead Single Type	- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below BLM18KG471SN1D Murata Electronics 1: 0,089 € 202.969In Stock 112.000Expected 3/29/2027	Mfr. Part No. BLM18KG471SN1D Mouser Part No 81-BLM18KG471SN1D	Murata Electronics	Ferrite Beads 470 OHM 25% Alternate Sizing Guide Below Learn More about Murata Electronics murata blm18kg ferrite beads	Datasheet	202.969In Stock 112.000Expected 3/29/2027	Cut Tape 0,089 € 0,057 € 0,044 € 0,04 € View Reel 0,029 € 0,035 € 0,031 € 0,029 € 0,029 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads	Chip Ferrite Bead Single Type	- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 22 OHM Alternate Sizing Guide Below BLM18SD220SN1D Murata Electronics 1: 0,151 € 78.451In Stock 68.000Expected 12/28/2026	Mfr. Part No. BLM18SD220SN1D Mouser Part No 81-BLM18SD220SN1D	Murata Electronics	Ferrite Beads 22 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	78.451In Stock 68.000Expected 12/28/2026	Cut Tape 0,151 € 0,109 € 0,085 € 0,076 € View Reel 0,061 € 0,066 € 0,061 € 0,061 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 33 OHM Alternate Sizing Guide Below BLM18SG330SN1D Murata Electronics 1: 0,266 € 57.560In Stock	Mfr. Part No. BLM18SG330SN1D Mouser Part No 81-BLM18SG330SN1D	Murata Electronics	Ferrite Beads 33 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	57.560In Stock	Cut Tape 0,266 € 0,186 € 0,145 € 0,13 € View Reel 0,066 € 0,11 € 0,098 € 0,085 € 0,066 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads FB SMD 0603inch 100o hm NONAUTO Alternate Sizing Guide Below BLM18SP101SN1D Murata Electronics 1: 0,346 € 21.174In Stock 24.000Expected 4/12/2027	Mfr. Part No. BLM18SP101SN1D Mouser Part No 81-BLM18SP101SN1D	Murata Electronics	Ferrite Beads FB SMD 0603inch 100o hm NONAUTO Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	21.174In Stock 24.000Expected 4/12/2027	Cut Tape 0,346 € 0,247 € 0,191 € 0,17 € View Reel 0,092 € 0,145 € 0,127 € 0,111 € 0,092 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 1000 OHM Alternate Sizing Guide Below BLM18SP102SN1D Murata Electronics 1: 0,231 € 18.760In Stock 20.000Expected 2/22/2027	Mfr. Part No. BLM18SP102SN1D Mouser Part No 81-BLM18SP102SN1D	Murata Electronics	Ferrite Beads 1000 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	18.760In Stock 20.000Expected 2/22/2027	Cut Tape 0,231 € 0,162 € 0,126 € 0,113 € 0,097 € Reel 0,092 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 600 OHM Alternate Sizing Guide Below BLM18SP601SN1D Murata Electronics 1: 0,346 € 43.655In Stock 44.000Expected 12/17/2026	Mfr. Part No. BLM18SP601SN1D Mouser Part No 81-BLM18SP601SN1D	Murata Electronics	Ferrite Beads 600 OHM Alternate Sizing Guide Below Learn More about Murata Electronics murata blm emi filter	Datasheet	43.655In Stock 44.000Expected 12/17/2026	Cut Tape 0,346 € 0,247 € 0,191 € 0,17 € View Reel 0,092 € 0,145 € 0,127 € 0,111 € 0,092 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel
Ferrite Beads 180 OHM 25% BLM21SP181SN1D Murata Electronics 1: 0,453 € 55.920In Stock 240.000Expected 3/31/2027	Mfr. Part No. BLM21SP181SN1D Mouser Part No 81-BLM21SP181SN1D	Murata Electronics	Ferrite Beads 180 OHM 25% Learn More about Murata Electronics murata blm emi filter	Datasheet	55.920In Stock 240.000Expected 3/31/2027	Cut Tape 0,453 € 0,311 € 0,271 € 0,242 € View Reel 0,122 € 0,213 € 0,181 € 0,159 € 0,145 € 0,122 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Ferrite Beads	Ferrite Chip Beads		- 55 C	+ 125 C	SMD/SMT		Reel, Cut Tape, MouseReel

Power Supply Line Noise Suppression for Home Audio

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Power Supply Line Noise Suppression for Home Audio

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