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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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AT4412AUDIO XFMR TH |
0 | - |
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Datasheet |
- | Tray | Active | 1:1 | - | - | 44Ohm | 56Ohm | Data/Voice Coupling | - | ±0.5dB | 1500V | 1.4dB | - | - | -40°C ~ 85°C | - | Through Hole | 0.815" L x 0.650" W (20.70mm x 16.50mm) | 0.736" (18.70mm) | PC Pin |
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AT4547AUDIO XFMR 600 TH |
0 | - |
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Datasheet |
- | Tray | Active | 1.35:1:1 | 600 | - | 56.5Ohm | 40.7Ohm, 40.7Ohm | Data/Voice | - | ±1dB | 1500VAC | 0.8dB Typ | 30dB Typ | - | 0°C ~ 105°C | - | Through Hole | 0.812" L x 0.715" W (20.62mm x 18.16mm) | 0.740" (18.80mm) | PC Pin |
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AEI19-4660AUDIO XFMR 10K / 10K TH |
0 | - |
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Datasheet |
- | Tray | Active | 1:1 | 10k | 10k | 550Ohm | 500Ohm | - | 300Hz ~ 3.4kHz | ±0.3dB | 100VAC | - | - | - | -20°C ~ 80°C | - | Through Hole | 0.866" L x 0.630" W (22.00mm x 16.00mm) | 0.669" (16.99mm) | PC Pin |
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AEI19-4467AUDIO XFMR 600CT / 600CT TH |
0 | - |
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Datasheet |
- | Tray | Active | 1:1 | 600CT | 600CT | 44Ohm | 58Ohm | Impedance Matching | 200Hz ~ 15kHz | ±2dB | 1500Vrms @ 1 Second | 1.5dB @ 1kHz Max | - | - | 0°C ~ 105°C | - | Through Hole | 0.812" L x 0.700" W (20.62mm x 17.78mm) | 0.740" (18.80mm) | PC Pin |
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AEI19-4488AUDIO XFMR 10KCT / 10K TH |
0 | - |
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Datasheet |
- | Tray | Active | 1:1:2 | 10kCT | 10k | 190Ohm, 380Ohm | 430Ohm | Impedance Matching | 300Hz ~ 3.5kHz | ±0.5dB | 1200VAC | 1dB @ 1kHz Max | 24dB @ 300Hz ~ 3.5kHz Min | - | 0°C ~ 105°C | - | Through Hole | 0.800" L x 0.670" W (20.32mm x 17.02mm) | 0.750" (19.05mm) | PC Pin |
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AEI24-4410AUDIO XFMR 600CT / 600CT TH |
0 | - |
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Datasheet |
- | Tray | Active | 1:1 | 600CT | 600CT | 65mOhm | 55mOhm | Impedance Matching | - | - | 100VAC | - | - | 460mW | -20°C ~ 80°C | - | Through Hole | 0.980" L x 0.720" W (24.89mm x 18.29mm) | 0.740" (18.80mm) | PC Pin |
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AT3945AUDIO XFMR SMD |
0 | - |
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Datasheet |
- | Tape & Reel (TR) | Active | 1:1 | - | - | - | - | Data/Voice | 100kHz ~ 55MHz | - | 2000V | - | 20dB Min @ 100kHz ~ 10MHz | - | 0°C ~ 70°C | - | Surface Mount | 0.461" L x 0.394" W (11.70mm x 10.00mm) | 0.299" (7.60mm) | Gull Wing |
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AT4365AUDIO XFMR TH |
0 | - |
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Datasheet |
- | Box | Active | 1:1:1 | - | - | 450mOhm | 450mOhm | Impedance Matching | - | - | 700V | - | - | - | -40°C ~ 90°C | - | Through Hole | 0.650" L x 0.435" W (16.51mm x 11.05mm) | 0.350" (8.89mm) | PC Pin |
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AT4539AUDIO XFMR SMD |
0 | - |
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Datasheet |
- | Box | Active | 1:1 | - | - | 230mOhm | 230mOhm | Line (Audio Power Distribution) | - | - | 2000V | - | - | - | -40°C ~ 85°C | - | Surface Mount | - | 0.295" (7.50mm) | Gull Wing |
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T60403K5024X10081AUDIO XFMR |
0 | - |
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- |
- | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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T60403K4096X04683AUDIO XFMR |
0 | - |
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- |
- | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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108H-BULKTRANSFORMER |
0 | - |
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- |
108 | Bulk | Active | 1:1 | 600CT | 600CT | 65Ohm | 69Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100V | - | - | 150mW | -40°C ~ 105°C | - | Through Hole | 1.030" L x 0.770" W (26.16mm x 19.56mm) | 0.770" (19.56mm) | PC Pin |
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1750AXOUTPUT TRANSFORMER, GUITAR AMP, |
0 | - |
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Datasheet |
1750 | Bulk | Active | - | 37.4k | 69.16 | - | - | Push-Pull Audiophile, Ultra-Linear - Tube Output | - | - | - | - | - | - | - | - | Chassis Mount | - | - | Wire Leads |
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117K4-BULKTRANSFORMER |
0 | - |
|
- |
117 | Bulk | Active | - | - | 8 | 400mOhm | - | Impedance Matching | 100Hz ~ 10kHz | ±1dB | 500V | 2dB | - | 4W | -40°C ~ 105°C | - | Chassis Mount | 2.810" L x 1.500" W (71.37mm x 38.10mm) | 1.690" (42.93mm) | Solder Lug |
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148E-BULKTRANSFORMER |
0 | - |
|
- |
148 | Bulk | Active | - | 500 | 125/500 | - | 60Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | 250V | 0.5dB | - | 75mW | - | - | Through Hole | - | 0.690" (17.53mm) | PC Pin |
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148A-BULKTRANSFORMER |
0 | - |
|
- |
148 | Bulk | Active | - | 150/600 | 600,2.4k | 45Ohm | 300mOhm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | 250V | 0.5dB | - | 300mW | - | - | Through Hole | - | 0.690" (17.53mm) | PC Pin |
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1760JBOUTPUT TRANSFORMER, GUITAR AMP, |
0 | - |
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Datasheet |
176 | Bulk | Active | - | 48.5k | 334.5 | - | - | Push-Pull Audiophile, Ultra-Linear - Tube Output | - | - | - | - | - | - | - | - | Chassis Mount | - | - | Wire Leads |
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1760CPTools/Equipment/Hardware |
0 | - |
|
Datasheet |
1750 | Bulk | Active | - | 5k, 8k | 4, 8 | - | - | Push-Pull Audiophile, Ultra-Linear - Tube Output | - | - | - | - | - | - | - | - | Chassis Mount | - | - | Wire Leads |
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148D-BULKTRANSFORMER |
0 | - |
|
- |
148 | Bulk | Active | - | 200k | 1k | - | - | Economical Open Type | 200Hz ~ 15kHz | ±1dB | 250V | 0.5dB | - | 3mW | - | - | Through Hole | - | 0.690" (17.53mm) | PC Pin |
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1750ORFOUTPUT TRANSFORMER, GUITAR AMP, |
0 | - |
|
Datasheet |
1750 | Bulk | Active | - | 6kCT | 8, 16 | - | - | Push-Pull Audiophile, Ultra-Linear - Tube Output | - | - | - | - | - | - | - | - | Chassis Mount | - | - | Wire Leads |
