ManufacturerPackagingSeriesPart StatusTurns Ratio - Primary:SecondaryImpedance - Primary (Ohms)Impedance - Secondary (Ohms)DC Resistance (DCR) - PrimaryDC Resistance (DCR) - SecondaryTransformer TypeFrequency RangeFrequency ResponseVoltage - IsolationInsertion LossReturn LossPower LevelOperating TemperatureApprovalsMounting TypeSize / DimensionHeight - Seated (Max)Termination Style
Supplier Part Number
Manufacturer Part Number
PriceStock
Manufacturer
Description
Packaging
Series
Part Status
Turns Ratio - Primary:Secondary ...
Impedance - Primary ...
Impedance - Secondary ...
DC Resistance (DCR) ...
DC Resistance (DCR) ...
Transformer Type
Frequency Range
Frequency Response
Voltage - Isolation
Insertion Loss
Return Loss
Power Level
Operating Temperature ...
Approvals
Mounting Type
Size / Dimension
Height - Seated (Max) ...
Termination Style
145F
145F
1+19.5
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMR AUDIO 600CT/200CT IMPBulk145Active-600CT200CT45 Ohm9 OhmEconomical Open Type150Hz ~ 15kHz±1dB---135mW--Chassis Mount1.630" L x 0.880" W (41.40mm x 22.35mm)0.810" (20.57mm)Wire Leads
146K
146K
1+19.5
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 1KCT/8 IMPEDBulk146Active-1kCT856 Ohm700 mOhmEconomical Open Type150Hz ~ 15kHz±1dB---700mW--Chassis Mount1.630" L x 0.880" W (41.40mm x 22.35mm)0.810" (20.57mm)Wire Leads
150J081
150J081
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 600/600 80ADCBulk150Obsolete-60060090 Ohm126 OhmVoice300Hz ~ 3.4kHz1dB-2dB12dB---Through Hole1.065" L x 1.080" W (27.05mm x 27.43mm)0.810" (20.57mm)PC Pin
150J023
150J023
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 600/600 0.0ADCBulk150Obsolete-60060047 Ohm63 OhmVoice300Hz ~ 3.4kHz0.5dB-1.5dB12dB---Through Hole0.810" L x 0.690" W (20.57mm x 17.53mm)0.640" (16.26mm)PC Pin
150J022
150J022
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 600/600 80ADCBulk150Obsolete-60060047 Ohm63 OhmVoice300Hz ~ 3.4kHz3dB-2dB9dB---Through Hole0.800" L x 0.720" W (20.32mm x 18.29mm)0.730" (18.54mm)PC Pin
1642SE
1642SE
1+284.941
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 5K IMED 75WBulk1600Active-5k4, 8, 16--Single Ended Audiophile20Hz ~ 20kHz±1dB3500Vrms±1dB-75W--Chassis Mount7.500" L x 4.380" W (190.50mm x 111.25mm)5.250" (133.35mm)Wire Leads
1650RP
1650RP
1+233.333
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMR AUDIO 5KCT 4/8/16 IMPBulk1600Active-5k4, 8, 1644 Ohm, 98.5 Ohm210 mOhm, 344 mOhmPush-Pull Potted, Ultra-Linear - Tube Output30Hz ~ 30kHz±1dB2000V @ 1 Second--100W--Through Hole5.000" L x 4.250" W (127.00mm x 107.95mm)4.500" (114.30mm)-
1650KP
1650KP
1+201.765
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFMR AUDIO 3.4KCT 4/8/16 IMPBulk1600Active-3.4kCT4, 8, 16--Push-Pull Potted, Ultra-Linear - Tube Output30Hz ~ 30kHz±1dB---50W--Through Hole3.880" L x 3.310" W (98.55mm x 84.07mm)4.250" (107.95mm)-
1627SE
1627SE
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFRMR AUDIO 2.5K IMPED 25WBulk1600Obsolete-25k4, 8, 16--Single Ended Audiophile, Ultra-Linear - Tube Output20Hz ~ 20kHz±1dB-±1dB-25W--Chassis Mount5.000" L x 3.750" W (127.00mm x 95.20mm)4.560" (115.82mm)Wire Leads
1629SE
1629SE
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMR AUDIO 6.5K IMPD 25WBulk1600Obsolete-6.5k4, 8, 16--Single Ended Audiophile, Ultra-Linear - Tube Output20Hz ~ 20kHz±1dB-±1dB-25W--Chassis Mount5.000" L x 3.750" W (127.00mm x 95.20mm)4.560" (115.82mm)Wire Leads
1640SE
1640SE
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFRMR AUDIO 1.25K IMED 25WBulk1600Obsolete-11.25k4, 8, 16--Single Ended Audiophile, Ultra-Linear - Tube Output20Hz ~ 20kHz±1dB-±1dB-25W--Chassis Mount5.000" L x 3.750" W (127.00mm x 95.20mm)4.560" (115.82mm)Wire Leads
125ESE
125ESE
1+60.2941
10+58.2843
25+54.2647
50+50.2451
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER 15W 80MA TUBE SNGLBulk125SEActive-2.5k ~ 10k4 ~ 32100.5 Ohm590 mOhmGeneral Purpose100Hz ~ 15kHz±1dB1500V @ 1 Second--15W--Chassis Mount4.500" L x 2.360" W (114.30mm x 59.94mm)2.940" (74.68mm)Wire Leads
125BSE
125BSE
1+45.7941
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER 5W 45MA TUBE SNGLBulk125SEActive-2.5k ~ 10k4 ~ 32--General Purpose100Hz ~ 15kHz±1dB---5W--Chassis Mount3.250" L x 1.630" W (82.55mm x 41.40mm)2.000" (50.80mm)Wire Leads
125ASE
125ASE
1+43.5
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER 3W 25MA TUBE SNGLBulk125SEActive-2.5k ~ 10k4 ~ 32241.7 Ohm229 mOhm, 323 mOhm, 463 mOhm, 670 mOhmGeneral Purpose100Hz ~ 15kHz±1dB1500V @ 1 Second--3W--Chassis Mount2.810" L x 1.350" W (71.37mm x 34.29mm)1.690" (42.93mm)Wire Leads
125DSE
125DSE
1+51.902
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER 10W 70MA TUBE SNGLBulk125SEActive-2.5k ~ 10k4 ~ 32115 Ohm590 mOhmGeneral Purpose100Hz ~ 15kHz±1dB1500V @ 1 Second--10W--Chassis Mount4.000" L x 2.100" W (101.60mm x 53.34mm)2.630" (66.80mm)Wire Leads
125CSE
125CSE
1+47.3235
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER 8W 60MA TUBE SNGLBulk125SEActive-2.5k ~ 10k4 ~ 32--General Purpose100Hz ~ 15kHz±1dB---8W--Chassis Mount3.690" L x 1.860" W (93.73mm x 47.24mm)2.310" (58.67mm)Wire Leads
119DA
119DA
1+32.4314
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 600 TO 8CTBulk119Active-6004, 8--Tube Driver and Speaker Matching30Hz ~ 20kHz±1dB---12W--Chassis Mount3.280" L x 2.350" W (83.31mm x 59.69mm)2.000" (50.80mm)Wire Leads
125J
125J
1+39.7843
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSF AUDIO 2.5K/4K TO 6/8 IMPBulk125Active-2.5k, 4k3.2, 4, 6, 8--General Purpose150Hz ~ 15kHz±1dB---8W--Chassis Mount3.250" L x 1.500" W (82.55mm x 38.10mm)1.940" (49.28mm)Wire Leads
125H
125H
1+39.7843
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFRMR AUDIO 10K TO 2/4/1 IMPBulk125Active-10k2, 4, 8--General Purpose150Hz ~ 15kHz±1dB---8W--Chassis Mount2.810" L x 1.000" W (71.37mm x 25.40mm)1.630" (41.40mm)Wire Leads
124B
124B
1+45.7941
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 10/90KCT IMPBulk124Active1:310k90kCT405 Ohm1.525 kOhmTube Driver and Speaker Matching150Hz ~ 15kHz±1dB500Vrms--5W--Chassis Mount2.380" L x 1.350" W (60.45mm x 34.29mm)1.430" (36.32mm)Wire Leads
141B
141B
1+21.6176
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 200K/1K IMPEDBulk141Active-200kCT1k3.775 kOhm85 OhmLow Profile, Open Type200Hz ~ 15kHz±2dB---4mW--Through Hole0.780" L x 0.660" W (19.81mm x 16.76mm)0.460" (11.68mm)PC Pin
124D
124D
1+41.5196
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFRMR AUDIO 7KCT/15.8KCT IMPBulk124Active1:1.497kCT15.8kCT218 Ohm, 236 Ohm297 Ohm, 394 OhmTube Driver and Speaker Matching150Hz ~ 15kHz±1dB500Vrms--5W--Chassis Mount2.810" L x 1.460" W (71.37mm x 37.08mm)1.680" (42.67mm)Wire Leads
124C
124C
1+22.4804
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 10/90KCT IMPBulk124Active1:310k90kCT405 Ohm1.525 kOhmTube Driver and Speaker Matching150Hz ~ 15kHz±1dB500Vrms--5W--Chassis Mount--Wire Leads
101D
101D
1+16.7549
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER AUDIO 300CT/600CTBulk101Active-300CT600CT20.4 Ohm54 OhmMiniature Epoxy Potted200Hz ~ 100kHz±0.5dB---100mW--Through Hole0.450" L x 0.450" W (11.43mm x 11.43mm)0.480" (12.19mm)PC Pin
1650P
1650P
1+129.755
Increments of 1
Leadtime
2-3 weeks
Hammond ManufacturingTRANSFORMER PUSH-PULL OUTPUTBulk1600Active-6.6kCT4, 8, 16--Push-Pull Audiophile, Ultra-Linear - Tube Output30Hz ~ 30kHz±1dB-±1dB-60W--Chassis Mount4.250" L x 3.130" W (107.95mm x 79.50mm)3.810" (96.77mm)Wire Leads