Audio Transformers

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Part Details Brand Primary Impedance Recently Introduced Secondary Impedance Primary DC Resistance Power Rating Current Rating Secondary DC Resistance Dimensions Mounting Type Termination Type Weight Depth Length Width Minimum Operating Frequency Turns Ratio Maximum Temperature Primary Current Rating Minimum Temperature Construction Isolation Voltage Maximum Operating Frequency Core Type
10K to 10K Line Input Transformer 1+1:1
  • RS Stock No. 123-7201
  • Brand OEP
  • Mfr. Part No. A187A13C
OEP 10kΩ new products only 10kΩ 469 (Primary 1) Ω, 580 (Primary 2) Ω - - 591Ω 29.4 x 25 x 24.2mm Through Hole PC Pin 56g 24.2mm 29.4mm 25mm 20Hz 1+1:1 +70°C - -20°C Enclosed 250V 30kHz Laminated
150 Ω Mic. Step Up Transformer 1 C.T:10
  • RS Stock No. 123-7203
  • Brand OEP
  • Mfr. Part No. A187A15C
OEP 110Ω new products only 11kΩ 20.2Ω - - 1.59kΩ 29.4 x 25 x 24.2mm Through Hole PC Pin 56g 24.2mm 29.4mm 25mm 5Hz 1 C.T:10 +70°C - -20°C Enclosed 500V 60kHz Laminated
150 Ω/600 Ω Mic. Input Transformer 1+1:8
  • RS Stock No. 123-7202
  • Brand OEP
  • Mfr. Part No. A187A14C
OEP 150 Ω, 600 Ω new products only 10kΩ 38Ω - - 1.085kΩ 29.4 x 25 x 24.2mm Through Hole PC Pin 56g 24.2mm 29.4mm 25mm 20Hz 1+1:8 +70°C - 0°C Enclosed 500V 40kHz Laminated
1:1 Line Output Transformer, 600R +25dBU OEP 600Ω new products only 600Ω 40Ω - - 40Ω 66.7 x 33 x 36mm Panel Mount Solder 180g 36mm 66.7mm 33mm 5Hz 1:1 +60°C - -20°C Open Frame 250V 35kHz Laminated
2mW Line Input Transformer 1:1.22CT 600R OEP 600Ω new products only 900Ω 117Ω 2mW - 180Ω 18 x 18 x 15mm Through Hole PC Pin 14g 15mm 18mm 18mm 40Hz 1:1.22 C.T +75°C - -20°C Enclosed 1000V 20kHz Laminated
2mW Line Input Transformer 1:1.4 CT 150R OEP 150Ω new products only 300Ω 29.5Ω 2mW - 52.2Ω 18 x 18 x 15mm Through Hole PC Pin 14g 15mm 18mm 18mm 40Hz 1:1.41 C.T +75°C - -20°C Enclosed 1000V 20kHz Laminated
2mW Line Input Transformer 1:1.4 CT 50R OEP 50Ω new products only 100Ω 10.3Ω 2mW - 21.4Ω 18 x 18 x 15mm Through Hole PC Pin 14g 15mm 18mm 18mm 40Hz 1:1.41 C.T +75°C - -20°C Enclosed 1000V 20kHz Laminated
2mW Line Input Transformer 1:1.41 CT 75R OEP 75Ω new products only 150Ω 15.6Ω 2mW - 36Ω 18 x 18 x 15mm Through Hole PC Pin 14g 15mm 18mm 18mm 40Hz 1:1.41 C.T +75°C - -20°C Enclosed 1000V 20kHz Laminated
2mW Line Input Transformer 1:1.41CT 600R OEP 600Ω new products only 1.2kΩ 117Ω 2mW - 262Ω 18 x 18 x 15mm Through Hole PC Pin 14g 15mm 18mm 18mm 40Hz 1:1.41 C.T +75°C - -20°C Enclosed 1000V 20kHz Laminated
2mW Line Input Transformer 1:2.8 CT 75R OEP 75Ω new products only 600Ω 15.6Ω 2mW - 146.7Ω 18 x 18 x 15mm Through Hole PC Pin 14g 15mm 18mm 18mm 40Hz 1:2.8 C.T +75°C - -20°C Enclosed 1000V 20kHz Laminated
2mW Line Input Transformer 1:3.46 CT 50R OEP 50Ω new products only 600Ω 10.3Ω 2mW - 150Ω 18 x 18 x 15mm Through Hole PC Pin 14g 15mm 18mm 18mm 40Hz 1:3.46 C.T +75°C - -20°C Enclosed 1000V 20kHz Laminated
30 Ω/100 Ω Phono Moving Coil Transformer 1 C.T :7+10
  • RS Stock No. 123-7204
  • Brand OEP
  • Mfr. Part No. A187A16C/1
OEP 30 Ω, 100 Ω new products only 10 kΩ, 49 kΩ 19Ω - - 647Ω 29.4 x 25 x 24.2mm Through Hole PC Pin 56g 24.2mm 29.4mm 25mm 10Hz 1 C.T :7+10 +70°C - 0°C Enclosed 500V 30kHz Laminated
5.6kΩ: 4 Ω/8 Ω/16 Ω, 25W Output Transformer for EL34
  • RS Stock No. 123-7237
  • Brand OEP
  • Mfr. Part No. V78A01F
OEP 5.6kΩ new products only 4 Ω, 8 Ω, 16 Ω 100Ω 25W - 432Ω 100 x 84 x 68.6mm Panel Mount Solder 1955g 68.6mm 100mm 84mm 20Hz - +60°C - -20°C Open Frame 1000V 40kHz Laminated
5kΩ: 8 Ω/16 Ω, 3W Single Ended Output Transformer for EL84
  • RS Stock No. 123-7242
  • Brand OEP
  • Mfr. Part No. R35A03F/4
OEP 5kΩ new products only 8 Ω, 16 Ω 365Ω 3W - 900mΩ 87.3 x 52 x 49.5mm Panel Mount Solder 465g 49.5mm 87.3mm 52mm 50Hz - +60°C - -20°C Open Frame 2000V 20kHz Laminated
5kΩ:4Ω/8Ω, 12W, Push-Pull Transformer for Valve Amplifier
  • RS Stock No. 123-7241
  • Brand OEP
  • Mfr. Part No. R35A03F
OEP 5kΩ new products only 4 Ω, 8 Ω 320Ω 12W - 750mΩ 87.3 x 52 x 49.5mm Panel Mount Solder 465g 49.5mm 87.3mm 52mm 50Hz - +60°C - -20°C Open Frame 2000V 20kHz Laminated
6.6kΩ, 10W Push-Pull Output Transformer for Valve Amplifier
  • RS Stock No. 123-7240
  • Brand OEP
  • Mfr. Part No. D29A09F
OEP 6.6kΩ new products only 3.75 Ω, 7.5 Ω, 15 Ω 294.7Ω 10W - 682mΩ 76.8 x 64 x 64mm Panel Mount Solder 860g 64mm 76.8mm 64mm 40Hz - +60°C - -20°C Open Frame 2000V 25kHz Laminated
Audio Matching Transformer 1K/4K
  • RS Stock No. 123-7208
  • Brand OEP
  • Mfr. Part No. A262A41E
OEP 1 kΩ, 4 kΩ new products only 1 kΩ, 4 kΩ 132Ω 100mW - 190Ω 27.94 x 22.9 x 22.2mm Through Hole PC Pin 40g 22.2mm 27.94mm 22.9mm 30Hz 1+1:1+1 +70°C - -25°C Enclosed 1000V 35kHz Laminated
Audio Transformer 150 Ω/600 Ω : 2.5kΩ/10kΩ 100mW
  • RS Stock No. 123-7210
  • Brand OEP
  • Mfr. Part No. A262A47E
OEP 150 Ω, 600 Ω new products only 2.5 kΩ, 10 kΩ 20.6Ω 100mW - 474Ω 27.94 x 22.9 x 22.2mm Through Hole PC Pin 40g 22.2mm 27.94mm 22.9mm 30Hz 1+1:4+4 +70°C - -25°C Enclosed 1000V 20kHz Laminated
Audio Transformer 150Ω/600Ω : 1.25kΩ/5kΩ 100mW
  • RS Stock No. 123-7211
  • Brand OEP
  • Mfr. Part No. A262A48E
OEP 150 Ω, 600 Ω new products only 1.25 kΩ, 5 kΩ 20.6Ω 100mW - 220Ω 27.94 x 22.9 x 22.2mm Through Hole PC Pin 40g 22.2mm 27.94mm 22.9mm 30Hz 1 + 1:2.89 + 2.89 +70°C - -25°C Enclosed 1000V 30kHz Laminated
Audio Transformer 2.5kΩ/10kΩ 100mW
  • RS Stock No. 123-7207
  • Brand OEP
  • Mfr. Part No. A262A8E
OEP 2.5 kΩ, 10 kΩ new products only 2.5 kΩ, 10 kΩ 424Ω 100mW - 464Ω 27.94 x 22.9 x 22.2mm Through Hole PC Pin 40g 22.2mm 27.94mm 22.9mm 30Hz 1+1:1+1 +70°C - -25°C Enclosed 1000V 35kHz Laminated
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