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0755-82798135Audio Transformers
Audio Transformers
Audio Transformers are magnetic components used for signal isolation, impedance matching, noise reduction and audio signal coupling in electronic circuits. They are widely used in professional audio equipment, amplifiers, mixers, communication devices, broadcasting systems, audio interfaces, instrumentation, consumer electronics and embedded audio applications.
This category includes audio isolation transformers, line matching transformers, microphone transformers, speaker transformers, impedance matching transformers, signal transformers and related magnetic components for audio systems. These products are commonly selected based on impedance ratio, frequency response, isolation voltage, signal level, distortion performance, mounting type, package style and application requirements.
TomatoElec supplies original Audio Transformers from recognized manufacturers such as Hammond Manufacturing, Triad Magnetics, Bourns, Pulse Electronics, Würth Elektronik, Murata, TDK, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Turns Ratio - Primary:Secondary | Impedance - Primary (Ohms) | Impedance - Secondary (Ohms) | DC Resistance (DCR) - Primary | DC Resistance (DCR) - Secondary | Transformer Type | Frequency Range | Frequency Response | Voltage - Isolation | Insertion Loss | Return Loss | Power Level | Operating Temperature | Approval Agency | Mounting Type | Size / Dimension | Height - Seated (Max) | Termination Style |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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148YAUDIO XFMR 5KCT / 500CT TH |
1 | - |
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Datasheet |
148 | Bulk | Active | - | 5kCT | 500CT | 410Ohm | 52Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 300mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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148CAUDIO XFMR 50K / 1K, 250/250 TH |
1 | - |
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Datasheet |
148 | Bulk | Active | - | 50k | 1k, 250/250 | 1.76kOhm | 25.4Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 12mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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117E4AUDIO XFMR 3.2 / 70V CHAS MNT |
3 | - |
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Datasheet |
117 | Bulk | Active | - | 3.2 | 70V | - | - | Sound Distribution | 100Hz ~ 9kHz | 1dB | - | 2dB | - | 4W | - | - | Chassis Mount | 2.810" L x 1.500" W (71.37mm x 38.10mm) | 1.690" (42.93mm) | Solder Lug |
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104LAUDIO XFMR 25K / 600CT TH |
2 | - |
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Datasheet |
104 | Bulk | Active | - | 25k | 600CT | 1.89kOhm | 50Ohm | Miniature Epoxy Potted | 200Hz | -1dB | 200V | 1dB | - | 35mW | - | - | Through Hole | 0.860" L x 0.710" W (21.84mm x 18.03mm) | 0.750" (19.05mm) | PC Pin |
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144FAUDIO XFMR 500CT / 3.2 CHAS MNT |
2 | - |
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Datasheet |
144 | Bulk | Active | - | 500CT | 3.2 | 27Ohm | 330mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 150mW | - | - | Chassis Mount | 1.000" L x 0.690" W (25.40mm x 17.53mm) | 0.690" (17.53mm) | Wire Leads |
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149CAUDIO XFMR 160 / 80, 20/20 TH |
4 | - |
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Datasheet |
149 | Bulk | Active | - | 160 | 80, 20/20 | 24Ohm | 7Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 200mW | - | - | Through Hole | 1.060" L x 0.820" W (26.92mm x 20.83mm) | 0.820" (20.83mm) | PC Pin |
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148HAUDIO XFMR 3K / 1K, 250/250 TH |
2 | - |
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Datasheet |
148 | Bulk | Active | - | 3k | 1k, 250/250 | 480Ohm | 107Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 75mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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109JAUDIO XFMR 1KCT / 600CT TH |
2 | - |
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Datasheet |
109 | Bulk | Active | 1.29:1 | 1kCT | 600CT | 64Ohm | 51.5Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 2W | - | - | Through Hole | 1.315" L x 0.930" W (33.40mm x 23.62mm) | 0.920" (23.37mm) | PC Pin |
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107PAUDIO XFMR 10KCT / 1.5KCT TH |
0 | - |
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Datasheet |
107 | Bulk | Active | 2.58:1 | 10kCT | 1.5kCT | 700Ohm | 122Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 150mW | - | - | Through Hole | 0.630" L x 0.586" W (16.00mm x 14.88mm) | 0.630" (16.00mm) | PC Pin |
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104HAUDIO XFMR 10K / 2KCT TH |
1 | - |
|
Datasheet |
104 | Bulk | Active | - | 10k | 2kCT | 598.7Ohm | 79.19Ohm | Miniature Epoxy Potted | 200Hz | -1dB | 250V | 1dB | - | 35mW | - | - | Through Hole | 0.860" L x 0.710" W (21.84mm x 18.03mm) | 0.750" (19.05mm) | PC Pin |
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106HAUDIO XFMR 4K / 2.6KCT TH |
3 | - |
|
Datasheet |
106 | Bulk | Active | - | 4k | 2.6kCT | 340Ohm | 100Ohm | Miniature Epoxy Potted | 215Hz | -1dB | 200V | 1dB | - | 150mW | - | - | Through Hole | 1.080" L x 0.880" W (27.43mm x 22.35mm) | 0.950" (24.13mm) | PC Pin |
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117E16AUDIO XFMR 3.2 / 70V CHAS MNT |
3 | - |
|
Datasheet |
117 | Bulk | Active | - | 3.2 | 70V | - | - | Sound Distribution | 100Hz ~ 9kHz | 1dB | - | 2dB | - | 16W | - | - | Chassis Mount | 3.690" L x 2.000" W (93.73mm x 50.80mm) | 2.310" (58.67mm) | Solder Lug |
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109KAUDIO XFMR 1.5KCT / 600CT TH |
2 | - |
|
Datasheet |
109 | Bulk | Active | 1.58:1 | 1.5kCT | 600CT | 102Ohm | 60Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 2W | - | - | Through Hole | 1.315" L x 0.930" W (33.40mm x 23.62mm) | 0.920" (23.37mm) | PC Pin |
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102DAUDIO XFMR 600 / 1.5K TH |
0 | - |
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Datasheet |
102 | Bulk | Active | - | 600 | 1.5k | 43Ohm | 85Ohm | Miniature Epoxy Potted | 310Hz | -1dB | 100V | 1.5dB | - | 20mW | - | - | Through Hole | 0.570" L x 0.570" W (14.48mm x 14.48mm) | 0.480" (12.19mm) | PC Pin |
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144GAUDIO XFMR 500CT / 8 CHAS MNT |
0 | - |
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Datasheet |
144 | Bulk | Active | - | 500CT | 8 | 27Ohm | 900mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 150mW | - | - | Chassis Mount | 1.000" L x 0.690" W (25.40mm x 17.53mm) | 0.690" (17.53mm) | Wire Leads |
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145CAUDIO XFMR 50K / 1.5KCT CHAS MNT |
2 | - |
|
Datasheet |
145 | Bulk | Active | - | 50k | 1.5kCT | 2.4kOhm | 52Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 50mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
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144HAUDIO XFMR 500CT / 50 CHAS MNT |
1 | - |
|
Datasheet |
144 | Bulk | Active | - | 500CT | 50 | 28Ohm | 7.3Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 150mW | - | - | Chassis Mount | 1.000" L x 0.690" W (25.40mm x 17.53mm) | 0.690" (17.53mm) | Wire Leads |
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149HAUDIO XFMR 1K / 240, 60/60 TH |
0 | - |
|
Datasheet |
149 | Bulk | Active | - | 1k | 240, 60/60 | 155Ohm | 24Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 200mW | - | - | Through Hole | 1.060" L x 0.820" W (26.92mm x 20.83mm) | 0.820" (20.83mm) | PC Pin |
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148KAUDIO XFMR 4K / 2K 500/500 TH |
0 | - |
|
Datasheet |
148 | Bulk | Active | - | 4k | 2k, 500/500 | 540Ohm | 230Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 75mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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108FAUDIO XFMR 600CT / 150CT TH |
1 | - |
|
Datasheet |
108 | Bulk | Active | 2:1 | 600CT | 150CT | 54Ohm | 17Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±2.5dB | 100VRMS | - | - | 500mW | - | - | Through Hole | 1.030" L x 0.770" W (26.16mm x 19.56mm) | 0.770" (19.56mm) | PC Pin |
