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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 Package / Case REACH SVHC Frequency Height Width Mounting Type Weight Size / Dimension Height Seated (Max) Current Physical Dimension Power Rating Frequency Range Operating Temperature (Max) Operating Temperature (Min) Subcategory Shielding Termination Style Application Operating Frequency-Max Operating Frequency-Min Inductance DC Resistance (DCR) Transformer Type Insertion Loss Max DC Current Insertion Loss (dB) Turns Ratio - Primary:Secondary Turns Ratio (NpNs) Number of Secondary Winding Number of Primary Winding Voltage - Isolation Secondary Impedance Primary Inductance Impedance - Primary (Ω) Frequency Response Impedance - Secondary (Ω) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Power Level
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
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
809A 809A Hammond Manufacturing 0.0000
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0.00000000 download 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads BROADCAST AUDIO TRANSFORMER ±0.5dB 15dB
149T 149T Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 2000 149 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 20.828mm Through Hole 0.063lb 28.58g 1.060Lx0.820W 26.92mmx20.83mm 0.820 20.83mm 4mA 1W 200Hz~15kHz Unshielded PC Pin Economical Open Type 0.5dB 1 dB 600CT ±1dB 53Ohm 70Ohm 1000mW
850JA 850JA Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2014 850A yes Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 600 Chassis Mount 1.700Lx1.200W 43.18mmx30.48mm 1.650 41.90mm 20Hz~20kHz Wire Leads BROADCAST AUDIO TRANSFORMER 1dB 600 150/150 ±0.5dB 4.8k 1.2k/1.2k 69Ohm 570Ohm 15dB
149S 149S 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 20.828mm Through Hole 0.063lb 28.58g 1.060Lx0.820W 26.92mmx20.83mm 0.820 20.83mm 4mA 1W 200Hz~15kHz Unshielded PC Pin 53Ohm Economical Open Type 0.5dB 4mA 1 dB 600CT ±1dB 150CT 53Ohm 17Ohm 1000mW
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
PWDA13083 PWDA13083 Hammond Manufacturing 0.0000
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0.00000000 7 Weeks 2016 Peter W. Dahl Design, Hallicrafters SX-28 Active ROHS3 Compliant Chassis Mount 3.250Lx1.750W 82.55mmx44.45mm 2.058 52.27mm Solder Lug 9kCT 5k 500 100
1640SEA 1640SEA Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2016 1600 Active 1 (Unlimited) Wire Leads EAR99 ROHS3 Compliant 200mA 115.824mm Chassis Mount 11lbs 5kg 4.950Lx3.750W 125.73mmx95.20mm 4.560 115.82mm 200mA 30W 20Hz~20kHz Wire Leads 14 H Single Ended Audiophile, Ultra-Linear - Tube Output 200mA 1 dB 2000Vrms 11.25k ±1dB 4 8 16
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
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
850H 850H Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 850 Obsolete Not Applicable Solder EAR99 RoHS Compliant 300 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 ±0.5dB 1.2k 300/300 70Ohm 140Ohm 15dB
832 832 Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 800 Obsolete Not Applicable Solder EAR99 44.45mm RoHS Compliant 65.024mm 31.75mm Chassis Mount 0.5lb 226.8g 1.752Lx1.252W 44.50mmx31.80mm 2.559 65.00mm 44.45mm x 31.75mm x 65.02mm 50Hz~15kHz Other Transformers Shielded Solder Lug SIGNAL Broadcast Quality 1 dB 1:2 2 2 20k 5k/5k ±0.5dB 80k 20k/20k 15dB
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
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
108F 108F Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 108 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 19.6mm Through Hole 0.08lb 36.29g 1.030Lx0.770W 26.16mmx19.56mm 0.770 19.56mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 2:1 100VRMS 600CT ±2.5dB 150CT 54Ohm 17Ohm 500mW
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
104B 104B 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 60Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 150 -1dB 80k 6.6Ohm 3.73kOhm 5mW
834 834 Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 800 Obsolete Not Applicable Solder EAR99 RoHS Compliant 65.024mm Chassis Mount 0.5lb 226.8g 1.752Lx1.252W 44.50mmx31.80mm 2.559 65.00mm 50Hz~15kHz Shielded Solder Lug Broadcast Quality 1 dB 1:4 20k 5k/5k ±0.5dB 40k 10k/10k 15dB
813A 813A Hammond Manufacturing 0.0000
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0.00000000 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads BROADCAST AUDIO TRANSFORMER ±0.5dB 15dB
844 844 Hammond Manufacturing 0.0000
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0.00000000 Chassis Mount Bulk 800 Obsolete Not Applicable Solder 44.45mm RoHS Compliant 600 65.024mm 31.75mm Chassis Mount 0.5lb 226.8g 1.752Lx1.252W 44.50mmx31.80mm 2.559 65.00mm 50Hz~15kHz Shielded Solder Lug Broadcast Quality 1dB 1 dB 40k 10k/10k ±0.5dB 500 125/125 20dB Max
1140-MN-B 1140-MN-B Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks 2017 1140 Active Not Applicable ROHS3 Compliant Chassis Mount 20Hz~20kHz Screw Terminal Impedance Matching 1:5 150 ±0.35dB 3.8k
107D 107D Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks PCB, Through Hole Bulk 107 Active Not Applicable PC Pin EAR99 16mm ROHS3 Compliant Lead Free 50kHz 21.082mm 14.38mm Through Hole 0.02lb 9.07g 0.630Lx0.586W 16.00mmx14.88mm 0.630 16.00mm 16mm x 14.38mm x 15.19mm 150mW 300Hz~50kHz 105°C -40°C Other Transformers Unshielded PC Pin MATCHING 20Ohm Miniature Epoxy Potted 1.5 dB 1:1 1:1 1 1 100VRMS 150OhmS 312000 μH 150CT ±1.5dB 22Ohm 27Ohm
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
106C 106C 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 60Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 50k -1dB 1.5kCT 2.4kOhm 52Ohm 10mW
146B 146B Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 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 20mA 700mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 48CT ±1dB 3.2 2.4Ohm 300mOhm
107J 107J Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 107 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 16mm Through Hole 0.02lb 9.07g 0.630Lx0.586W 16.00mmx14.88mm 0.630 16.00mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 1.29:1 100VRMS 1kCT ±1.5dB 600CT 92Ohm 70Ohm 150mW
1750J 1750J Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2008 1750 Active Not Applicable Wire Leads ROHS3 Compliant 87.63mm Chassis Mount 0.625lb 283.5g 4.076Lx3.170W 103.53mmx80.52mm 2.630 66.80mm 35W 70Hz~15kHz Unshielded Wire Leads 90.95 H Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 31.11:1 4kCT ±1dB 4 185Ohm 400mOhm
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
125D 125D 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 50.8mm Chassis Mount 1lb 453.59g 3.250Lx1.750W 82.55mmx44.45mm 2.000 50.80mm 70mA 10W 150Hz~15kHz Unshielded Wire Leads 4.48 H General Purpose 1 dB 1.2k~25k ±1dB 1.5~15
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