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Audio Transformers

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Termination ECCN Code Length RoHS Status Lead Free Current Rating Number of Pins Package / Case REACH SVHC Frequency Height Width Impedance Approval Agency Resistance Mfr Mounting Type Weight Operating Temperature Size / Dimension Height Seated (Max) Current HTS Code Physical Dimension Power Rating JESD-609 Code Terminal Finish Frequency Range Shielding Termination Style Application Inductance DC Resistance (DCR) Transformer Type Insertion Loss Insertion Loss (dB) Turns Ratio - Primary:Secondary Number of Primary Winding Return Loss Voltage - Isolation Impedance - Primary (Ω) Frequency Response Impedance - Secondary (Ω) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Power Level
146I 146I Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2000 146 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.6mm Chassis Mount 0.031lb 14.06g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 6mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 500CT ±1dB 8 26Ohm 700mOhm 700mW
850N 850N Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 2001 850 Obsolete Not Applicable Solder EAR99 RoHS Compliant 600 21.59mm Chassis Mount 0.4lb 181.44g 1.700Lx1.200W 43.18mmx30.48mm 1.650 41.91mm 20Hz~20kHz Shielded Solder Lug Broadcast Quality 1 dB 600 150/150 40k 10k/10k 65Ohm 4.98kOhm 15dB
TY-306P-B TY-306P-B Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk TY Active Not Applicable PC Pin 41.91mm ROHS3 Compliant 600 34.93mm Through Hole -20°C~85°C 1.650Lx1.375W 41.91mmx34.93mm 0.680 17.27mm 300Hz~3.5kHz PC Pin Data/Voice Coupling 1.5dB Typ 1:2.21 10dB Typ 1500VAC 600/600 ±0.5dB 600 31Ohm 31Ohm 108Ohm -45dB~7dB
TY-307P-B TY-307P-B Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk TY Active Not Applicable PC Pin ROHS3 Compliant Lead Free Through Hole -20°C~85°C 0.670Lx0.781W 17.02mmx19.84mm 0.470 11.94mm 300Hz~3.5kHz PC Pin Data/Voice Coupling 1dB Typ 1:1.07 26dB Typ 1500VAC 600 ±0.5dB 43Ohm 61Ohm -45dB~7dB
144P 144P Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 144 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 17.526mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 5mA 50mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 10k ±1dB 3.2 575Ohm 500mOhm
AT3945 AT3945 Allied Components International 0.0000
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0.00000000 - - Allied Components International Surface Mount - 0°C ~ 70°C 0.461" L x 0.394" W (11.70mm x 10.00mm) 100kHz ~ 55MHz Gull Wing Data/Voice - 1:1 20dB Min @ 100kHz ~ 10MHz 2000V - - - -
1650NA 1650NA Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2012 A Active 1 (Unlimited) Wire Leads ROHS3 Compliant 318mA 96.774mm Chassis Mount 8lbs 3.6kg 4.250Lx3.130W 107.95mmx79.50mm 3.810 96.77mm 318mA 60W 30Hz~30kHz Shielded Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 4.3kCT ±1dB 4 8 16 37.19Ohm 42.17Ohm 244mOhm 377mOhm 490mOhm
1750H 1750H Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 1750 Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 58.6232mm Chassis Mount 0.625lb 283.5g 3.710Lx2.400W 94.23mmx60.96mm 2.371 60.22mm 20W 70Hz~15kHz Unshielded Wire Leads 94.74 H Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 28.72:1 6.6kCT ±1dB 8 428Ohm 470mOhm
MET-03 MET-03 Tamura 0.0000
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0.00000000 download 25 Weeks Through Hole Bulk 1999 MET Active 1 (Unlimited) PC Pin EAR99 RoHS Compliant Lead Free 6 100kHz 11.8mm Through Hole -20°C~85°C 0.409Lx0.310W 10.40mmx7.87mm 0.465 11.80mm 300Hz~100kHz PC Pin 3.8kOhm Data/Voice Coupling 7.07:1 500VRMS @ 30 Seconds 50kCT ±2dB 1kCT 3.8kOhm 105Ohm 25mW
AT4412 AT4412 Allied Components International 0.0000
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0.00000000 - - Allied Components International Through Hole - -40°C ~ 85°C 0.815" L x 0.650" W (20.70mm x 16.50mm) - PC Pin Data/Voice Coupling 1.4dB 1:1 - 1500V ±0.5dB 44Ohm 56Ohm -
117E4 117E4 Hammond Manufacturing 0.0000
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0.00000000 download 6 Weeks Chassis Mount Bulk 117 Active Not Applicable Solder EAR99 ROHS3 Compliant 42.9mm 3.2Ohm 3.2Ohm Chassis Mount 0.6lb 272.16g 2.810Lx1.500W 71.37mmx38.10mm 1.690 42.93mm 4W 100Hz~9kHz Solder Lug Sound Distribution 2 dB 3.2 1dB 70V 4W
40-18030 40-18030 TubeDepot 0.0000
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0.00000000 download Active
125E 125E Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 125 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 58.674mm Chassis Mount 1.5lbs 680.4g 3.690Lx2.000W 93.73mmx50.80mm 2.310 58.67mm 80mA 15W 150Hz~15kHz Unshielded Wire Leads 2.99 H General Purpose 1 dB 1.2k~25k ±1dB 1.5~15
40-18063 40-18063 TubeDepot 0.0000
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0.00000000 download Active
TY-301P-B TY-301P-B Triad Magnetics 0.0000
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0.00000000 download 17 Weeks Through Hole Bulk TY Active Not Applicable PC Pin ROHS3 Compliant 900Ohm Through Hole -20°C~85°C 0.812Lx0.700W 20.62mmx17.78mm 0.740 18.80mm 300Hz~3.5kHz PC Pin Data/Voice Coupling 1dB Typ 1:1.27 26dB Typ 1500VAC 600 ±0.5dB 900 36Ohm 76Ohm -45dB~7dB
TY-307P TY-307P Triad Magnetics 0.0000
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0.00000000 download 17 Weeks PCB, Through Hole Bulk 2006 TY Active Not Applicable PC Pin ROHS3 Compliant Lead Free 0A 4 Unknown 4kHz 11.938mm Through Hole 17.23651g -20°C~85°C 0.670Lx0.781W 17.02mmx19.84mm 0.470 11.94mm 300Hz~3.5kHz Unshielded PC Pin Data/Voice Coupling 1dB Typ 1 dB 1:1.07 26dB Typ 1500VAC 600 ±0.5dB 43Ohm 61Ohm -45dB~7dB
TY-301P TY-301P Triad Magnetics 0.0000
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0.00000000 download 17 Weeks Through Hole Bulk 2006 TY Active Not Applicable PC Pin 20.62mm ROHS3 Compliant Lead Free 4 4kHz 18.8mm 18.16mm 900Ohm Through Hole 23.586803g -20°C~85°C 0.812Lx0.700W 20.62mmx17.78mm 0.740 18.80mm 300Hz~3.5kHz PC Pin Data/Voice Coupling 1dB Typ 1 dB 1:1.27 26dB Typ 1500VAC 600 ±0.5dB 900 36Ohm 76Ohm -45dB~7dB
MET-17-T MET-17-T Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Bulk MET Active Not Applicable ROHS3 Compliant Through Hole -20°C~85°C 0.409Lx0.310W 10.40mmx7.87mm 0.465 11.80mm 300Hz~100kHz PC Pin Data/Voice Coupling 4.7:1 1000VRMS @ 1 Second 10kCT ±2dB 500CT 1kOhm 80Ohm 40mW
SP-52-B SP-52-B Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk 2014 Red-Spec Active Not Applicable PC Pin 10.41mm ROHS3 Compliant 600 7.87mm Through Hole -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm 300Hz~100kHz PC Pin Audio Coupling 1.58:1 1000VRMS @ 1 Second 1.5kCT ±2dB 600 168Ohm 92Ohm 50mW
SP-128 SP-128 Triad Magnetics 0.0000
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0.00000000 download 17 Weeks Through Hole Bulk 2012 Red-Spec yes Active Not Applicable PC Pin EAR99 10.41mm ROHS3 Compliant Lead Free 5mA 2 11.811mm 7.87mm Through Hole 11.339809g -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm 5mA 8504.40.85.00 L10.41XB7.87XH11.81 (mm) e4 Gold (Au) - with Nickel (Ni) barrier PC Pin SIGNAL 100 mH 15Ohm GENERAL PURPOSE AUDIO TRANSFORMER 1 1000VRMS @ 1 Second 15Ohm
SP-33-B SP-33-B Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk 2014 Red-Spec Active Not Applicable PC Pin ROHS3 Compliant 50Ohm Through Hole -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm 300Hz~100kHz PC Pin Audio Coupling 4.4:1 1000VRMS @ 1 Second 1k ±2dB 50 145Ohm 8Ohm 50mW
SP-48-B SP-48-B Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk 2014 Red-Spec Active Not Applicable PC Pin 10.41mm ROHS3 Compliant 7.87mm 12Ohm Through Hole -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm 300Hz~100kHz PC Pin Audio Coupling 25:1 1000VRMS @ 1 Second 7.5kCT ±2dB 12 796Ohm 2.9Ohm 50mW
TY-400P-B TY-400P-B Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk TY Active Not Applicable PC Pin ROHS3 Compliant 90MA Through Hole -20°C~85°C 0.820Lx0.715W 20.83mmx18.16mm 0.750 19.05mm 300Hz~3.5kHz PC Pin Data/Voice Coupling 1.75dB Typ 1:1.07 15dB Typ 1500VAC 600 ±0.5dB 76.5Ohm 108Ohm -45dB~7dB
150J022 150J022 Hammond Manufacturing 0.0000
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0.00000000 download 2 Weeks Through Hole Bulk 2000 150 Obsolete Not Applicable PC Pin EAR99 RoHS Compliant 4 3.4kHz 18.5mm Through Hole 0.800Lx0.720W 20.32mmx18.29mm 0.730 18.54mm 80mA 300Hz~3.4kHz Unshielded PC Pin 47Ohm Voice 2 dB 9dB 600 3dB 47Ohm 63Ohm
104R 104R Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 104 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 19.05mm Through Hole 0.05lb 22.68g 0.860Lx0.710W 21.84mmx18.03mm 0.750 19.05mm 6mA 100mW 200Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 500CT -1dB 8 27Ohm 900mOhm 500mW
1750U 1750U Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 1750 Active Not Applicable Wire Leads ROHS3 Compliant 116.84mm Chassis Mount 0.625lb 283.5g 3.750Lx4.020W 95.25mmx102.11mm 4.600 116.84mm 100W 50Hz~12kHz Unshielded Wire Leads 76.39 H Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 10.40:1 1.7kCT ±1dB 4 8 16 15.36Ohm 16.56Ohm 100mOhm 120mOhm
40-18110 40-18110 TubeDepot 0.0000
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0.00000000 download Active
850Q 850Q Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 2000 850 Obsolete Not Applicable Solder EAR99 RoHS Compliant 41.91mm Chassis Mount 0.4lb 181.44g 1.700Lx1.200W 43.18mmx30.48mm 1.650 41.91mm 20Hz~20kHz Unshielded Solder Lug Broadcast Quality 1 dB 40k 10k/10k 40k 10k/10k 4.89kOhm 4.98kOhm 15dB
SP-128-B SP-128-B Triad Magnetics 0.0000
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0.00000000 download 15 Weeks Through Hole Bulk 2014 Red-Spec Active Not Applicable PC Pin 10.41mm ROHS3 Compliant 7.87mm Through Hole -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm PC Pin 1000VRMS @ 1 Second 15Ohm
TTC-294 TTC-294 Tamura 0.0000
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0.00000000 download 24 Weeks Through Hole Bulk TTC Active 1 (Unlimited) PC Pin EAR99 RoHS Compliant Contains Lead UL1950 Through Hole 0.591Lx0.571W 15.00mmx14.50mm 0.472 12.00mm 300Hz~3.5kHz PC Pin Data/Voice Coupling 1.2dB Max @ 1kHz 1.2 dB 1:1 1850V @ 1 Second 600 ±0.16dB 600CT 58Ohm 14Ohm 62Ohm
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