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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 Resistance Mounting Type Weight Operating Temperature Size / Dimension Voltage - Rated DC Height Seated (Max) Current Physical Dimension Max Frequency Power Rating Frequency Range Shielding Termination Style Output Voltage Output Power Operating Frequency-Max Operating Frequency-Min Inductance DC Resistance (DCR) Transformer Type Insertion Loss Max DC Current Insertion Loss (dB) Turns Ratio - Primary:Secondary Return Loss Voltage - Isolation Secondary Current Impedance - Primary (Ω) Frequency Response Impedance - Secondary (Ω) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Power Level
145N 145N Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2000 145 Active Wire Leads EAR99 ROHS3 Compliant 20.6mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 5mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 10k ±1dB 2kCT 700Ohm 89Ohm 135mW
149C 149C Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 149 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 56mA 20.828mm Through Hole 0.063lb 28.58g 1.060Lx0.820W 26.92mmx20.83mm 0.820 20.83mm 56mA 200mW 200Hz~15kHz Unshielded PC Pin 24Ohm Economical Open Type 0.5dB 56mA 1 dB 160 ±1dB 80 20/20 24Ohm 7Ohm
145P 145P Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.574mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 3.5mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 20k ±1dB 1kCT 1.18kOhm 50Ohm 135mW
101P 101P Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 101 Active Not Applicable PC Pin EAR99 11.43mm ROHS3 Compliant Lead Free No SVHC 12.192mm 11.43mm Through Hole 0.01lb 4.54g 0.450Lx0.450W 11.43mmx11.43mm 0.480 12.19mm L11.43XB11.43XH12.19 (mm) 100mW 200Hz~100kHz Unshielded PC Pin 100kHz 0.3kHz Miniature Epoxy Potted 0.5 dB 300CT ±0.5dB 50CT 20.4Ohm 4.8Ohm
101V 101V Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 101 Active Not Applicable PC Pin EAR99 11.43mm ROHS3 Compliant Lead Free No SVHC 12.192mm 11.43mm Through Hole 0.01lb 4.54g 0.450Lx0.450W 11.43mmx11.43mm 0.480 12.19mm L11.43XB11.43XH12.19 (mm) 100mW 200Hz~100kHz Unshielded PC Pin 100kHz 0.3kHz Miniature Epoxy Potted 0.5 dB 2.5kCT ±0.5dB 50CT 150.7Ohm 4.9Ohm
149G 149G Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 149 Active PC Pin EAR99 ROHS3 Compliant 20.8mm Through Hole 0.063lb 28.58g 1.060Lx0.820W 26.92mmx20.83mm 0.820 20.83mm 29mA 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 600 ±1dB 600 150/150 92Ohm 58Ohm 200mW
1760J 1760J Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2009 1760 Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 87.63mm Chassis Mount 0.625lb 283.5g 4.076Lx3.170W 103.53mmx80.52mm 3.513 89.23mm 70Hz~15kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 31.11:1 4kCT ±1dB 4 8 16 185Ohm 400mOhm 35W
117K8 117K8 Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2000 117 Active Not Applicable Solder EAR99 ROHS3 Compliant 50.8mm 8Ohm 8Ohm Chassis Mount 0.6lb 272.16g 3.250Lx1.750W 82.55mmx44.45mm 2.000 50.80mm 8W 100Hz~9kHz Unshielded Solder Lug Sound Distribution 2 dB 8 1dB 25V 8W
290QX 290QX Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2012 290 yes Active Not Applicable Solder ROHS3 Compliant 120 60Hz 60.579mm Chassis Mount 4.535924kg 3.375Lx2.385W 85.73mmx60.58mm 2.876 73.05mm Solder Lug POWER TRANSFORMER 120/240VAC 198mA 8.054Ohm 9.752Ohm 166mOhm 4.776Ohm 52.25Ohm
141P 141P Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 141 Active PC Pin EAR99 ROHS3 Compliant 11.684mm Through Hole 0.038lb 17.24g 0.780Lx0.660W 19.81mmx16.76mm 0.460 11.68mm 2mA 150mW 200Hz~15kHz Unshielded PC Pin Low Profile, Open Type 2 dB 1.2kCT ±2dB 8CT 50Ohm 450mOhm
144G 144G 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 6mA 17.526mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 6mA 150mW 150Hz~15kHz Unshielded Wire Leads 27Ohm Economical Open Type 6mA 1 dB 500CT ±1dB 8 27Ohm 900mOhm
104S 104S 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 Lead Free 6mA 19.05mm Through Hole 0.05lb 22.68g 0.860Lx0.710W 21.84mmx18.03mm 0.750 19.05mm 6mA 500mW 200Hz Unshielded PC Pin 47Ohm Miniature Epoxy Potted 6mA 1 dB 200V 600CT -1dB 150CT 47Ohm 10.6Ohm
140MEX 140MEX Hammond Manufacturing 0.0000
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0.00000000 4 Weeks Chassis Mount Bulk 2012 140EX yes Active Screw ROHS3 Compliant Lead Free 25.4mm Chassis Mount 124.999993g 1.250Dia 31.75mm 1.000 25.40mm 5mW 20Hz~20kHz Shielded Screw Terminal GENERAL PURPOSE AUDIO TRANSFORMER 1.2dB Typ 8.13:1 30dB Typ 500Vrms 100k ±1dB 1.5k 5.43kOhm 159Ohm 10dB
140REX 140REX Hammond Manufacturing 0.0000
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0.00000000 4 Weeks Chassis Mount Bulk 2012 140EX yes Active Not Applicable Screw ROHS3 Compliant 25.4mm Chassis Mount 124.999993g 1.250Dia 31.75mm 1.000 25.40mm 5mW 20Hz~20kHz Shielded Screw Terminal GENERAL PURPOSE AUDIO TRANSFORMER 1dB Typ 2:1 22.5dB Typ 500Vrms 600CT ±1dB 150 72.4Ohm 18.2Ohm 10dB
SP-42-B SP-42-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 3.54:1 1000VRMS @ 1 Second 150CT ±2dB 12 18Ohm 2.7Ohm 50mW
124A 124A Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 124 Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 36.322mm Chassis Mount 2.380Lx1.350W 60.45mmx34.29mm 1.430 36.32mm 45mA 5W 150Hz~15kHz Unshielded Wire Leads Tube Driver and Speaker Matching 1 dB 1:3 500Vrms 10k ±1dB 90kCT 405Ohm 1.525kOhm
SP-48 SP-48 Triad Magnetics 0.0000
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0.00000000 download 17 Weeks PCB, Through Hole Bulk Red-Spec Active Not Applicable PC Pin 10.41mm ROHS3 Compliant Lead Free 1mA 5 No SVHC 100kHz 11.811mm 10.41mm Through Hole 11.339809g -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 150V 0.465 11.80mm 1mA 100kHz 50mW 300Hz~100kHz PC Pin 150V 50mW 796Ohm Audio Coupling 25:1 1000VRMS @ 1 Second 7.5kCT ±2dB 12 796Ohm 2.9Ohm 50mW
1650FA 1650FA Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2013 A Active 1 (Unlimited) Wire Leads ROHS3 Compliant Lead Free Chassis Mount 4lbs 1.8kg 3.500Lx2.500W 88.90mmx63.50mm 3.060 77.72mm 128mA 30Hz~30kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 7.6kCT ±1dB 4 8 16 92.16Ohm 102.8Ohm 210mOhm 239mOhm 309mOhm 25W
1620A 1620A Hammond Manufacturing 0.0000
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0.00000000 download Bulk A Obsolete 1 (Unlimited) Chassis Mount 3.5lbs 1.6kg 3.500Lx2.500W 88.90mmx63.50mm 3.060 77.72mm 30Hz~30kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 2000V @ 1 Second 6.6kCT ±1dB 4 8 16 66.16Ohm 74.93Ohm 170mOhm 300mOhm 440mOhm 20W
145H 145H Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.6mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 12mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 2k ±1dB 500CT 148Ohm 17Ohm 135mW
144S 144S Hammond Manufacturing 20.1501
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0.00000000 download 4 Weeks Chassis Mount Bulk 144 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 6mA 17.526mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 3.5mA 50mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 20k ±1dB 8 1.24kOhm 900mOhm
290VX 290VX Hammond Manufacturing 0.0000
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0.00000000 4 Weeks Chassis Mount Bulk 2011 290 yes Active Not Applicable Wire Leads ROHS3 Compliant 96.393mm Chassis Mount 4.125Lx3.985W 104.77mmx101.22mm 3.858 97.99mm Wire Leads 10.34Ohm POWER TRANSFORMER 500mA 120/240VAC 1.52Ohm 80mOhm 4.75Ohm 10.34Ohm
150J203 150J203 Hammond Manufacturing 0.0000
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0.00000000 download Through Hole Bulk 2000 150 Obsolete Not Applicable PC Pin EAR99 RoHS Compliant 12.7mm Through Hole 1.290Lx1.400W 32.77mmx35.56mm 0.500 12.70mm 80mA 300Hz~3.4kHz Unshielded PC Pin Voice 2 dB 18dB 600 1dB 74Ohm 97Ohm
141H 141H Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 141 Active Not Applicable PC Pin EAR99 ROHS3 Compliant Lead Free 2mA 11.684mm Through Hole 0.038lb 17.24g 0.780Lx0.660W 19.81mmx16.76mm 0.460 11.68mm 2mA 150mW 200Hz~50kHz Unshielded PC Pin Low Profile, Open Type 2 dB 250V 600CT ±2dB 32Ohm 45Ohm
145G 145G Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.574mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 12mA 135mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 2k ±1dB 200CT 140Ohm 9Ohm
125J 125J 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 49.276mm Chassis Mount 1lb 453.59g 3.250Lx1.500W 82.55mmx38.10mm 1.940 49.28mm 80mA 8W 150Hz~15kHz Unshielded Wire Leads 5.6 H General Purpose 1 dB 2.5k 4k ±1dB 3.2 4 6 8
117K16 117K16 Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2000 117 Active Not Applicable Solder EAR99 ROHS3 Compliant 58.7mm 8Ohm 8Ohm Chassis Mount 1.5lbs 680.4g 3.690Lx2.000W 93.73mmx50.80mm 2.310 58.67mm 16W 100Hz~9kHz Solder Lug Sound Distribution 2 dB 8 1dB 25V 16W
1760E 1760E Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2009 1760 Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 50.673mm Chassis Mount 0.625lb 283.5g 3.250Lx2.085W 82.55mmx52.96mm 2.058 52.27mm 70Hz~15kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 32.61:1 8.5kCT ±1dB 4 8 16 150Ohm 300Ohm 450mOhm 15W
1608A 1608A Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk A Active 1 (Unlimited) Wire Leads ROHS3 Compliant 100mA 77.724mm Chassis Mount 2.5lbs 1.1kg 2.750Lx2.500W 69.85mmx63.50mm 3.060 77.72mm 100mA 10W 30Hz~30kHz Shielded Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 8kCT ±1dB 4 8 16 91.31Ohm 102.3Ohm 321mOhm 365mOhm 476mOhm
SP-66 SP-66 Triad Magnetics 0.0000
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0.00000000 download 17 Weeks PCB, Through Hole Bulk Red-Spec Active Not Applicable PC Pin ROHS3 Compliant Lead Free 1mA 6 Unknown 100kHz 11.811mm Through Hole 11.339809g -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 150V 0.465 11.80mm 1mA 50mW 300Hz~100kHz PC Pin 50mW 1kOhm Audio Coupling 1:1 1000VRMS @ 1 Second 10kCT ±2dB 1kOhm 1.3kOhm
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