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Manufacturer Packaging Series ProductStatus TurnsRatio-Primary:Secondary Impedance-Primary(Ohms) Impedance-Secondary(Ohms) DCResistance(DCR)-Primary DCResistance(DCR)-Secondary TransformerType FrequencyRange FrequencyResponse Voltage-Isolation InsertionLoss ReturnLoss PowerLevel OperatingTemperature ApprovalAgency MountingType Size/Dimension Height-Seated(Max)
















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Stock Price Quantity Datasheet Packaging Series ProductStatus TurnsRatio-Primary:Secondary Impedance-Primary(Ohms) Impedance-Secondary(Ohms) DCResistance(DCR)-Primary DCResistance(DCR)-Secondary TransformerType FrequencyRange FrequencyResponse Voltage-Isolation InsertionLoss ReturnLoss PowerLevel OperatingTemperature ApprovalAgency MountingType Size/Dimension Height-Seated(Max)
SP-128

SP-128

INDUCTOR AUDIO 0.1 HENRY

Triad Magnetics

3719 17.81
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SP-128

Datasheet

Bulk Red-Spec Active - - - 15Ohm - - - - 1000VRMS @ 1 Second - - - -40°C ~ 85°C - Through Hole 0.410 L x 0.310 W (10.41mm x 7.87mm) 0.465 (11.80mm)
TY-305P

TY-305P

TRANSF 600 OHM 100MA DC TEL

Triad Magnetics

3722 18.21
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TY-305P

Datasheet

Bulk TY Active 1:0.90 600 600 108Ohm 61Ohm Data/Voice Coupling 300Hz ~ 3.5kHz ±0.5dB 1500VAC 1.5dB Typ 10dB Typ -45dB ~ 7dB -20°C ~ 85°C - Through Hole 1.650 L x 1.375 W (41.91mm x 34.93mm) 0.680 (17.27mm)
SP-20

SP-20

TRANSF 10K CT/1.2K CT AUDIO

Triad Magnetics

3453 18.23
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SP-20

Datasheet

Bulk Red-Spec Active 2.88:1 10kCT 1.2kCT 1.05kOhm 200Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - 50mW -40°C ~ 85°C - Through Hole 0.410 L x 0.310 W (10.41mm x 7.87mm) 0.465 (11.80mm)
SP-32

SP-32

AUDIO TRANSFORMER

Triad Magnetics

2099 19.72
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SP-32

Datasheet

Bulk Red-Spec Active 3.16:1 500 50 60Ohm 8Ohm Audio Coupling 300Hz ~ 100kHz ±2dB 1000VRMS @ 1 Second - - 50mW -40°C ~ 85°C - Through Hole 0.410 L x 0.310 W (10.41mm x 7.87mm) 0.465 (11.80mm)
TY-306P

TY-306P

TRANSF 600 SPLIT PRI .75MA DC TE

Triad Magnetics

2134 20.11
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TY-306P

Datasheet

Bulk TY Active 1:1 600, 150/150 600 31Ohm, 31Ohm 108Ohm Data/Voice Coupling 300Hz ~ 3.5kHz ±0.5dB 1500VAC 1.5dB Typ 10dB Typ -45dB ~ 7dB -20°C ~ 85°C - Through Hole 1.650 L x 1.375 W (41.91mm x 34.93mm) 0.680 (17.27mm)
AT4539

AT4539

1.6mH 6-pin SMD Hrzl Mnt Trans.

Allied Components International

2630 3.75
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AT4539

Datasheet

Box - Active 1:1 - - 230mOhm 230mOhm Line (Audio Power Distribution) - - 2000V - - - -40°C ~ 85°C - Surface Mount - 0.295 (7.50mm)
AT0401DS

AT0401DS

2.5mH 20% Audio Data Transformer

Allied Components International

2187 4.50
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AT0401DS

Datasheet

Tube - Active 1:1 - - - - Data/Voice - - 2000V - - - 0°C ~ 70°C - Through Hole 0.500 L x 0.343 W (12.70mm x 8.70mm) 0.260 (6.60mm)
AT3945

AT3945

Audio Transformer

Allied Components International

2157 4.50
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AT3945

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)
AT4365

AT4365

Audio Transformer

Allied Components International

2522 4.50
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AT4365

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)
AEI14-4016

AEI14-4016

EI14 TRANSFORMER

Allied Components International

2785 5.50
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AEI14-4016

Datasheet

Bulk - Active 1:13.27 1.2k 8 80Ohm 1Ohm - - - - - - 75mW -20°C ~ 80°C - Through Hole 0.591 L x 0.472 W (15.01mm x 11.99mm) 0.453 (11.51mm)
AEI19-4660

AEI19-4660

AUDIO TRANSFORMER

Allied Components International

2036 5.75
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AEI19-4660

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)
AEI24-4410

AEI24-4410

EI24 Audio Transformer

Allied Components International

3550 6.50
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AEI24-4410

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)
AEI14-4440

AEI14-4440

EI14, TRANSFORMER

Allied Components International

812 6.75
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AEI14-4440

Datasheet

Tray - Active 1:1 10k 10k 330Ohm 420Ohm Impedance Matching - - 1000V - - - -40°C ~ 85°C - Through Hole 0.689 L x 0.610 W (17.50mm x 15.50mm) 0.551 (14.00mm)
AEE19-3460

AEE19-3460

EE19 HIGH FEQUENCY TRANFORMER

Allied Components International

3823 10.50
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AEE19-3460

Datasheet

Tray - Active 1:1 10k 10k 820Ohm 1.08kOhm Impedance Matching - - 1000V - - - -20°C ~ 85°C - Through Hole 0.827 L x 0.787 W (21.00mm x 20.00mm) 0.748 (19.00mm)
AEI19-4488

AEI19-4488

300HZ, EI19, IMPEDANCE

Allied Components International

3008 10.95
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AEI19-4488

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)
AEI19-4467

AEI19-4467

EI19.5, AUDIO TRANSFORMER

Allied Components International

3878 12.50
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AEI19-4467

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)
RDL TX-AT1S

RDL TX-AT1S

AUDIO ISOLATION TRANSFORMER

Radio Design Labs

2377 0.00
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Bulk TX™ Active 1:1 600 600 - - Impedance Matching 20Hz ~ 20kHz ±0.1dB - 2dB Typ - - 0°C ~ 55°C CE Chassis Mount 3.169 L x 1.752 W (80.50mm x 44.50mm) 2.059 (52.30mm)
1628SE

1628SE

XFRMR CLASSIC SGL-END TUBE OTPT

Hammond Manufacturing

3481 0.00
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1628SE

Datasheet

Bulk 1600 Obsolete - 5k 4, 8, 16 - - Single Ended Audiophile, Ultra-Linear - Tube Output 20Hz ~ 20kHz ±1dB - ±1dB - 25W - - Chassis Mount 5.000 L x 3.750 W (127.00mm x 95.25mm) 4.560 (115.82mm)
1650PP

1650PP

XFRMR CLASSIC PUSH-PULL OUTPUT

Hammond Manufacturing

2274 0.00
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1650PP

Datasheet

Bulk 1600 Obsolete - 6.6kCT 4, 8, 16 66.8Ohm, 160.5Ohm 230mOhm, 370mOhm Push-Pull Potted, Ultra-Linear - Tube Output 30Hz ~ 30kHz ±1dB 2000V @ 1 Second ±1dB - 60W - - Through Hole 3.880 L x 3.310 W (98.55mm x 84.07mm) 4.250 (107.95mm)
1640SE

1640SE

TRANSFRMR AUDIO 1.25K IMED 25W

Hammond Manufacturing

2927 0.00
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1640SE

Datasheet

Bulk 1600 Obsolete - 11.25k 4, 8, 16 - - Single Ended Audiophile, Ultra-Linear - Tube Output 20Hz ~ 20kHz ±1dB - ±1dB - 25W - - Chassis Mount 5.000 L x 3.750 W (127.00mm x 95.20mm) 4.560 (115.82mm)
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  • EA-CHIP INDUSTRY CO., LIMITED