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.

結果: 32
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Murata Electronics 鐵氧體磁珠 43,000庫存量
帶狀裁切
HK$2.06
HK$1.45
HK$1.26
HK$1.13
捲
HK$0.526
最少: 1
倍數: 1
: 15,000
BLM02xX_SN Ferrite Beads SMD/SMT 1005 (0402 metric) 18 Ohms 1.2 A 25 % 45 mOhms - 55 C + 125 C 0.4 mm 0.2 mm 0.2 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 30 OHM Alternate Sizing Guide Below 89,478庫存量
帶狀裁切
HK$1.64
HK$1.13
HK$0.978
HK$0.88
捲
HK$0.477
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 30 Ohms 6 A 25 % 10 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 600 OHM Alternate Sizing Guide Below 415,764庫存量
帶狀裁切
HK$2.55
HK$1.79
HK$1.56
HK$1.40
捲
HK$0.617
最少: 1
倍數: 1
: 4,000
BLM21_xN Ferrite Chip Beads SMD/SMT 0805 (2012 metric) 600 Ohms 2.3 A 25 % 60 mOhms - 55 C + 125 C 2 mm 1.25 mm 0.85 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 50 OHM 12A Alternate Sizing Guide Below 204,870庫存量
135,000預期25/2/2027
帶狀裁切
HK$5.10
HK$3.63
HK$3.13
HK$2.79
捲
HK$1.50
最少: 1
倍數: 1
: 3,000
BLM31_SN Ferrite Beads SMD/SMT 1206 (3216 metric) 50 Ohms 12 A 25 % 1.6 mOhms - 55 C + 125 C 3.2 mm 1.6 mm 1.1 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 1000 OHM Alternate Sizing Guide Below 95,082庫存量
280,000在途量
帶狀裁切
HK$0.822
HK$0.526
HK$0.411
HK$0.37
捲
HK$0.189
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 1 kOhms 1 A 25 % - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 220 OHM 25% Alternate Sizing Guide Below 446,264庫存量
240,000預期7/12/2026
帶狀裁切
HK$0.822
HK$0.526
HK$0.411
HK$0.37
捲
HK$0.181
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 220 Ohms 2.2 A 25 % 50 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 470 OHM 25% Alternate Sizing Guide Below 114,040庫存量
120,000預期13/10/2026
帶狀裁切
HK$0.822
HK$0.526
HK$0.411
HK$0.37
捲
HK$0.181
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 470 Ohms 1.5 A 25 % 130 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 22 OHM Alternate Sizing Guide Below 70,886庫存量
124,000在途量
帶狀裁切
HK$1.40
HK$1.01
HK$0.88
HK$0.789
捲
HK$0.37
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 22 Ohms 6 A 25 % 8 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 FB SMD 0603inch 100o hm NONAUTO Alternate Sizing Guide Below 26,231庫存量
帶狀裁切
HK$2.06
HK$1.45
HK$1.26
HK$1.13
捲
HK$0.485
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 100 Ohms 3.7 A 25 % 26 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 600 OHM 25% Alternate Sizing Guide Below 686,829庫存量
516,873在途量
帶狀裁切
HK$0.822
HK$0.526
HK$0.411
HK$0.37
捲
HK$0.173
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 600 Ohms 1.3 A 25 % 150 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.8 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 1000 OHM Alternate Sizing Guide Below 28,555庫存量
20,000預期1/2/2027
帶狀裁切
HK$2.06
HK$1.45
HK$1.26
HK$1.13
捲
HK$0.485
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 1 kOhms 1.2 A 25 % 222 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 Chip Ferrite 0805, 4mOhms Res, 30Ohms Imp, 8.5A 68,778庫存量
180,000預期7/12/2026
帶狀裁切
HK$1.64
HK$1.17
HK$1.02
HK$0.912
捲
HK$0.469
最少: 1
倍數: 1
: 4,000
BLM21_xN Ferrite Chip Beads SMD/SMT 0805 (2012 metric) 30 Ohms 8.5 A 4 mOhms - 55 C + 125 C 2 mm 1.25 mm 0.85 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 1000 OHM Alternate Sizing Guide Below 149,188庫存量
帶狀裁切
HK$2.55
HK$1.79
HK$1.56
HK$1.40
捲
HK$0.617
最少: 1
倍數: 1
: 4,000
BLM21_xN Ferrite Chip Beads SMD/SMT 0805 (2012 metric) 1 kOhms 1.6 A 25 % 120 mOhms - 55 C + 125 C 2 mm 1.25 mm 0.85 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 470 OHM Alternate Sizing Guide Below 37,330庫存量
28,000預期22/3/2027
帶狀裁切
HK$2.71
HK$1.85
HK$1.60
HK$1.44
捲
HK$0.625
最少: 1
倍數: 1
: 4,000
BLM21_xN Ferrite Chip Beads SMD/SMT 0805 (2012 metric) 470 Ohms 2.5 A 25 % 50 mOhms - 55 C + 125 C 2 mm 1.25 mm 0.85 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 120 OHM Alternate Sizing Guide Below 18,633庫存量
20,000預期27/11/2026
帶狀裁切
HK$0.822
HK$0.559
HK$0.436
HK$0.395
捲
HK$0.164
最少: 1
倍數: 1
: 10,000
BLM15_SN Ferrite Chip Beads SMD/SMT 0402 (1005 metric) 120 Ohms 1.5 A 25 % 70 mOhms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 20 OHM Alternate Sizing Guide Below 58,850庫存量
110,000預期1/12/2026
帶狀裁切
HK$0.822
HK$0.559
HK$0.436
HK$0.395
捲
HK$0.164
最少: 1
倍數: 1
: 10,000
BLM15_SN Ferrite Beads SMD/SMT 0402 (1005 metric) 20 Ohms 3.8 A 25 % 11 mOhms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 FB SMD 0603inch 220o hm NONAUTO Alternate Sizing Guide Below 6,280庫存量
8,000預期4/12/2026
帶狀裁切
HK$2.22
HK$1.53
HK$1.33
HK$1.19
捲
HK$0.51
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 220 Ohms 2.8 A 25 % 48 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 330 OHM Alternate Sizing Guide Below 15,183庫存量
56,000在途量
帶狀裁切
HK$2.55
HK$1.79
HK$1.56
HK$1.40
捲
HK$0.658
最少: 1
倍數: 1
: 4,000
BLM21_xN Ferrite Chip Beads SMD/SMT 0805 (2012 metric) 330 Ohms 2.8 A 25 % 40 mOhms - 55 C + 125 C 2 mm 1.25 mm 0.85 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 30 OHM Alternate Sizing Guide Below 58,900庫存量
帶狀裁切
HK$1.81
HK$0.871
HK$0.756
HK$0.608
捲
HK$0.255
最少: 1
倍數: 1
: 10,000
BLM15_SN Ferrite Chip Beads SMD/SMT 0402 (1005 metric) 30 Ohms 3.1 A 25 % 17 mOhms - 55 C + 125 C 1 mm 0.5 mm 0.5 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 600 OHM Alternate Sizing Guide Below 40庫存量
88,000在途量
帶狀裁切
HK$3.37
HK$2.35
HK$2.05
HK$1.82
捲
HK$0.847
最少: 1
倍數: 1
: 4,000
BLM18_xN Ferrite Chip Beads SMD/SMT 0603 (1608 metric) 600 Ohms 1.5 A 25 % 168 mOhms - 55 C + 125 C 1.6 mm 0.8 mm 0.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 110 OHM Alternate Sizing Guide Below 15,046庫存量
216,000在途量
帶狀裁切
HK$2.55
HK$1.79
HK$1.56
HK$1.40
捲
HK$0.625
最少: 1
倍數: 1
: 4,000
BLM21_xN Ferrite Chip Beads SMD/SMT 0805 (2012 metric) 110 Ohms 5 A 25 % 13 mOhms - 55 C + 125 C 2 mm 1.25 mm 0.85 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 1000 OHM 2A Alternate Sizing Guide Below
187,273在途量
帶狀裁切
HK$4.93
HK$3.47
HK$3.00
HK$2.68
捲
HK$1.43
最少: 1
倍數: 1
: 2,500
BLM31KN_SN Ferrite Chip Beads SMD/SMT 1206 (3216 metric) 1 kOhms 2 A 25 % 75 mOhms - 55 C + 125 C 3.2 mm 1.6 mm 1.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 120 OHM Alternate Sizing Guide Below
147,500在途量
帶狀裁切
HK$4.93
HK$3.47
HK$3.00
HK$2.68
捲
HK$1.43
最少: 1
倍數: 1
: 2,500
BLM31KN_SN Ferrite Chip Beads SMD/SMT 1206 (3216 metric) 120 Ohms 6 A 25 % 9 mOhms - 55 C + 125 C 3.2 mm 1.6 mm 1.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 270 OHM 4.5A Alternate Sizing Guide Below
296,956在途量
帶狀裁切
HK$4.93
HK$3.47
HK$3.00
HK$2.68
捲
HK$1.43
最少: 1
倍數: 1
: 2,500
BLM31KN_SN Ferrite Chip Beads SMD/SMT 1206 (3216 metric) 270 Ohms 4.5 A 25 % 16 mOhms - 55 C + 125 C 3.2 mm 1.6 mm 1.6 mm Reel, Cut Tape, MouseReel
Murata Electronics 鐵氧體磁珠 470 OHM Alternate Sizing Guide Below
265,882在途量
帶狀裁切
HK$4.93
HK$3.47
HK$3.00
HK$2.68
捲
HK$1.43
最少: 1
倍數: 1
: 2,500
BLM31KN_SN Ferrite Chip Beads SMD/SMT 1206 (3216 metric) 470 Ohms 4 A 25 % 20 mOhms - 55 C + 125 C 3.2 mm 1.6 mm 1.6 mm Reel, Cut Tape, MouseReel