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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 Max Operating Temperature Min Operating Temperature Length RoHS Status Lead Free Current Rating Number of Pins Package / Case Frequency Height Width Impedance Resistance Mounting Type Weight Operating Temperature Size / Dimension Height Seated (Max) Current Power Rating Frequency Range Shielding Termination Style 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
40-18040 40-18040 TubeDepot 0.0000
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0.00000000 download Active
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
109H 109H Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks PCB, Through Hole Bulk 109 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 50kHz 23.368mm Through Hole 99.999994g 1.315Lx0.930W 33.40mmx23.62mm 0.920 23.37mm 2W 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 1:1 100VRMS 600CT ±1.5dB 40.38Ohm 52.32Ohm
850C 850C Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 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 250VAC @ 1 Sec 48 12/12 ±0.5dB 600 150/150 6Ohm 70Ohm 15dB
MET-37 MET-37 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 3mA 5 100kHz 11.8mm 600Ohm Through Hole -20°C~85°C 0.409Lx0.310W 10.40mmx7.87mm 0.465 11.80mm 50mW 300Hz~100kHz PC Pin 95Ohm GENERAL PURPOSE 3mA 0.918:1 500VRMS @ 30 Seconds 500CT ±2dB 600 65Ohm 95Ohm
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
850E 850E Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 850 Obsolete Not Applicable Solder EAR99 RoHS Compliant 200 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 200 50/50 ±0.5dB 600 150/150 27Ohm 68Ohm 15dB
148A 148A Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 148 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 20.828mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 1.9mA 300mW 200Hz~15kHz Unshielded PC Pin 300Ohm Economical Open Type 0.5dB 1.9mA 1 dB 600 150/150 ±1dB 2.4k 600/600 45Ohm 300Ohm
146J 146J 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 20.574mm Chassis Mount 0.031lb 14.06g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 4mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 1kCT ±1dB 3.2 56Ohm 300mOhm 700mW
MET-50 MET-50 Tamura 0.0000
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0.00000000 download 25 Weeks Through Hole Bulk 2015 MET Active 1 (Unlimited) PC Pin 130°C -55°C 10.4mm RoHS Compliant Lead Free 4 125 11.8mm 7.87mm Through Hole -20°C~85°C 0.409Lx0.310W 10.40mmx7.87mm 0.465 11.80mm 300Hz~20kHz PC Pin Data/Voice Coupling 8.62:1 500VRMS @ 30 Seconds 10k ±3dB 125 1.1kOhm 28Ohm 10mW Max @ 300Hz
124D 124D Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 124 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 42.7482mm Chassis Mount 2.810Lx1.460W 71.37mmx37.08mm 1.680 42.67mm 70mA 5W 150Hz~15kHz Unshielded Wire Leads Tube Driver and Speaker Matching 1 dB 1:1.49 500Vrms 7kCT ±1dB 15.8kCT 218Ohm 236Ohm 297Ohm 394Ohm
SP-50-B SP-50-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 Lead Free 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 1:1.1 1000VRMS @ 1 Second 500CT ±2dB 600 67Ohm 98Ohm 50mW
148T 148T Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 148 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 17.526mm Through Hole 0.038lb 17.24g 0.820Lx0.680W 20.83mmx17.27mm 0.690 17.53mm 2.1mA 300mW 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 500CT ±1dB 3.2 41Ohm 340mOhm
T6071 T6071 Pulse Electronics Network 0.0000
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0.00000000 Obsolete Vendor Undefined
125CSE 125CSE Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2012 125SE Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 58.674mm Chassis Mount 1.3lbs 589.7g 3.690Lx1.860W 93.73mmx47.24mm 2.310 58.67mm 60mA 8W 100Hz~15kHz Unshielded Wire Leads General Purpose 60mA 1 dB 2.5k~10k ±1dB 4~32
290XX 290XX Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2011 290 yes Active Not Applicable Wire Leads ROHS3 Compliant 60Hz 28.575mm Chassis Mount 3.000Lx2.500W 76.20mmx63.50mm 2.013 51.13mm Wire Leads POWER TRANSFORMER 120/240VAC 275mA 8.03Ohm 140mOhm 3.7Ohm 40.72Ohm
149H 149H 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 20.8mm Through Hole 0.063lb 28.58g 1.060Lx0.820W 26.92mmx20.83mm 0.820 20.83mm 22mA 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 1k ±1dB 240 60/60 155Ohm 24Ohm 200mW
1650G 1650G Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 1600 Active 1 (Unlimited) Wire Leads EAR99 ROHS3 Compliant 96.774mm Chassis Mount 3.750Lx3.130W 95.25mmx79.50mm 3.810 96.77mm 30Hz~30kHz Unshielded Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 2000V @ 1 Second 6.6kCT ±1dB 3.5 8 16 250 500 56.93Ohm 60.95Ohm 259mOhm 364mOhm 496mOhm 6.727Ohm 9.55Ohm 35W
1750NA 1750NA Hammond Manufacturing 48.5560
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0.00000000 download 4 Weeks Chassis Mount Bulk 2011 1750 yes Active Not Applicable Solder ROHS3 Compliant 9mA 63.5mm Chassis Mount 3.000Lx2.465W 76.20mmx62.61mm 2.525 64.14mm 30W 50Hz~12kHz Solder Lug 147.4Ohm POWER TRANSFORMER 9mA 2500V @ 1 Second 6kCT ±1dB 8 16 73.2Ohm 74.41Ohm 147.4Ohm 300mOhm 580mOhm 820mOhm
1650PP 1650PP Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 2015 1600 Obsolete 1 (Unlimited) Terminals EAR99 RoHS Compliant 107.95mm Through Hole 3.880Lx3.310W 98.55mmx84.07mm 4.250 107.95mm 30Hz~30kHz Unshielded Push-Pull Potted, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 6.6kCT ±1dB 4 8 16 66.8Ohm 160.5Ohm 230mOhm 370mOhm 60W
T6043T T6043T Pulse Electronics Network 0.0000
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0.00000000 Obsolete Vendor Undefined
SP-49-B SP-49-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 300 Through Hole -40°C~85°C 0.410Lx0.310W 10.41mmx7.87mm 0.465 11.80mm 300Hz~100kHz PC Pin Audio Coupling 1:1.42 1000VRMS @ 1 Second 300CT ±2dB 600 41Ohm 98Ohm 50mW
141B 141B 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 4mW 200Hz~15kHz Unshielded PC Pin Low Profile, Open Type 2 dB 200kCT ±2dB 1k 3.775kOhm 85Ohm
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
40-18043 40-18043 TubeDepot 0.0000
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0.00000000 download Active
106X 106X Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 106 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 24.1mm Through Hole 0.09lb 40.82g 1.080Lx0.880W 27.43mmx22.35mm 0.950 24.13mm 10mA 170Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 500CT -1dB 8 26Ohm 700mOhm 1.5W
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
140C 140C Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 140 Obsolete Not Applicable Wire Leads EAR99 RoHS Compliant 25.4mm Chassis Mount 0.125lb 56.7g 1.250Dia 31.75mm 1.000 25.40mm 70Hz~11kHz Unshielded Wire Leads Shielded 1 dB 1:34:5 50 ±1dB 60k
109E 109E Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 109 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 23.4mm Through Hole 99.999994g 1.315Lx0.930W 33.40mmx23.62mm 0.920 23.37mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 6.88:1 100VRMS 600CT ±1.5dB 3.2CT 40Ohm 270mOhm 2W
TTC-231 TTC-231 Tamura 0.0000
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0.00000000 10 Weeks Through Hole 1999 TTC Obsolete 1 (Unlimited) EAR99 Non-RoHS Compliant Contains Lead 5 300Hz~3.5kHz TELECOM TRANSFORMER 1.7dB Max @ 1kHz 0.659:1 14dB Min @ 1kHz 1500VRMS @ 1 Minute 600 ±0.5dB 1.2kCT 600/600 75Ohm 170Ohm -45dB~10dB
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