Audio Transformers

Manufacturer Series Packaging Part Status Turns Ratio - Primary:Secondary Impedance - Primary (Ohms) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Transformer Type Impedance - Secondary (Ohms) Frequency Range Frequency Response Voltage - Isolation Insertion Loss Return Loss Mounting Style Power Level Approval Agency Operating Temperature Size / Dimension Height - Seated (Max) Termination Style

































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Turns Ratio - Primary:Secondary Impedance - Primary (Ohms) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Transformer Type Impedance - Secondary (Ohms) Frequency Range Frequency Response Voltage - Isolation Insertion Loss Return Loss Mounting Style Power Level Approval Agency Operating Temperature Size / Dimension Height - Seated (Max) Termination Style
TTC-5020

TTC-5020

AUDIO XFMR 600 / 301 TH

Tamura

1,667
TTC-5020

Datasheet

TTC Bulk Active 1:1 600 152Ohm 152Ohm Data/Voice Coupling 301 300Hz ~ 3.5kHz ±1dB ~ ±4dB 1875VRMS @ 1 Second 3.75dB Max @ 1kHz - Through Hole -20dB ~ 4dB CSA-C22.2 No. 950-95, UL1950 - 0.886" L x 0.909" W (22.50mm x 23.10mm) 0.543" (13.80mm) PC Pin
TTC-167

TTC-167

AUDIO XFMR 10K / 10K TH

Tamura

3,988
TTC-167

Datasheet

TTC Bulk Active 1:1 10k 330Ohm 420Ohm Data/Voice Coupling 10k 300Hz ~ 4kHz ±1dB 1000VRMS @ 1 Minute 1.7dB Max @ 1kHz - Through Hole - CSA-C22.2 No. 66-M1988, UL1863 - 0.610" L x 0.689" W (15.50mm x 17.50mm) 0.551" (14.00mm) PC Pin
TTC-170

TTC-170

AUDIO XFMR 600 / 600 TH

Tamura

1,537
TTC-170

Datasheet

TTC Tube Active 1:1 600 47Ohm 61Ohm Data/Voice Coupling 600 300Hz ~ 3.5kHz ±0.5dB 1500VRMS @ 1 Minute 1.5dB Max @ 1kHz - Through Hole - CSA-C22.2 No. 66-M1988, UL1459 0°C ~ 70°C 0.528" L x 0.512" W (13.40mm x 13.00mm) 0.421" (10.70mm) PC Pin
107D

107D

AUDIO XFMR 150CT / 150CT TH

Hammond Manufacturing

1,050
107D

Datasheet

107 Bulk Active 1:1 150CT 22Ohm 27Ohm Miniature Epoxy Potted 150CT 300Hz ~ 50kHz ±1.5dB 100VRMS - - Through Hole 150mW - - 0.630" L x 0.586" W (16.00mm x 14.88mm) 0.630" (16.00mm) PC Pin
1750A

1750A

AUDIO XFMR 22.8K / 8 CHAS MNT

Hammond Manufacturing

3,430
1750A

Datasheet

1750 Box Active 53.11:1 22.8k 1.065kOhm 1.02Ohm Single Ended Audiophile, Ultra-Linear - Tube Output 8 70Hz ~ 15kHz ±1dB - - - Chassis Mount 3.5W - - 2.000" L x 1.440" W (50.80mm x 36.58mm) 1.773" (45.03mm) Wire Leads
124A

124A

AUDIO XFMR 10K / 90KCT CHAS MNT

Hammond Manufacturing

3,796
124A

Datasheet

124 Bulk Active 1:3 10k 405Ohm 1.525kOhm Tube Driver and Speaker Matching 90kCT 150Hz ~ 15kHz ±1dB 500Vrms - - Chassis Mount 5W - - 2.380" L x 1.350" W (60.45mm x 34.29mm) 1.430" (36.32mm) Wire Leads
1760H

1760H

XFMR 6.6KCT / 4, 8, 16 CHAS MNT

Hammond Manufacturing

2,721
1760H

Datasheet

1760 Box Active 40.62:1, 28.72:1, 20.31:1 6.6kCT 347.8Ohm 686mOhm, 803mOhm, 1.157Ohm Push-Pull Audiophile, Ultra-Linear - Tube Output 4, 8, 16 70Hz ~ 15kHz ±1dB - - - Chassis Mount 20W - - 3.710" L x 2.400" W (94.23mm x 60.96mm) 2.371" (60.22mm) Wire Leads
1750L

1750L

AUDIO XFMR 4.2KCT / 4 CHAS MNT

Hammond Manufacturing

2,906
1750L

Datasheet

1750 Box Active 31.16:1 4.2kCT 46.48Ohm, 51.04Ohm 170mOhm Push-Pull Audiophile, Ultra-Linear - Tube Output 4 70Hz ~ 15kHz ±1dB - - - Chassis Mount 60W - - 4.050" L x 3.050" W (102.87mm x 77.47mm) 3.523" (89.48mm) Wire Leads
1650F

1650F

XFMR 7.6KCT / 4, 8, 16 CHAS MNT

Hammond Manufacturing

2,383
1650F

Datasheet

1600 Bulk Active - 7.6kCT 210Ohm 220mOhm, 270mOhm Push-Pull Audiophile, Ultra-Linear - Tube Output 4, 8, 16 30Hz ~ 30kHz ±1dB 2000V @ 1 Second ±1dB - Chassis Mount 25W - - 3.500" L x 2.500" W (88.90mm x 63.50mm) 3.060" (77.72mm) Wire Leads
1629SEA

1629SEA

XFMR 6.5K / 4, 8, 16 CHAS MNT

Hammond Manufacturing

2,197
1629SEA

Datasheet

1600 Box Active - 6.5k - - Single Ended Audiophile, Ultra-Linear - Tube Output 4, 8, 16 20Hz ~ 20kHz ±1dB 2000Vrms ±1dB - Chassis Mount 30W - - 4.500" L x 3.750" W (114.30mm x 95.25mm) 4.560" (115.82mm) Wire Leads
1630SEA

1630SEA

XFMR 3.5K / 4, 8, 16 CHAS MNT

Hammond Manufacturing

2,835
1630SEA

Datasheet

1600 Box Active - 3.5k 110.1Ohm 634mOhm Single Ended Audiophile, Ultra-Linear - Tube Output 4, 8, 16 20Hz ~ 20kHz ±1dB 2828VDC @ 1 Second ±1dB - Chassis Mount 30W - - 4.980" L x 3.750" W (126.49mm x 95.25mm) 4.650" (118.11mm) Wire Leads
TTC-5028

TTC-5028

AUDIO XFMR 600 / 470 TH

Tamura

3,996
TTC-5028

Datasheet

TTC Bulk Active 1:1 600 92Ohm 120Ohm Data/Voice Coupling 470 300Hz ~ 3.5kHz ±1dB ~ ±4dB 1875VRMS @ 1 Second 2.5dB Max @ 1kHz - Through Hole -40dB ~ 4dB CSA-C22.2 No. 950-95, UL1950 - 0.886" L x 0.909" W (22.50mm x 23.10mm) 0.583" (14.80mm) PC Pin
TTC-108N

TTC-108N

AUDIO XFMR 600CT / 600CT TH

Tamura

2,816
TTC-108N

Datasheet

TTC Bulk Active 1:1 600CT 44Ohm 56Ohm Data/Voice Coupling 600CT 300Hz ~ 3.5kHz ±0.5dB 1500VRMS @ 1 Minute 1.4dB Max @ 1kHz - Through Hole -45dB ~ 7dB CSA-C22.2 No. 66-M1988, UL1459 - 0.815" L x 0.650" W (20.70mm x 16.50mm) 0.736" (18.70mm) PC Pin
TY-302P

TY-302P

AUDIO XFMR 600 / 600/600 TH

Triad Magnetics

1,056
TY-302P

Datasheet

TY Bulk Active 1:1.47 600 34Ohm 24Ohm, 24Ohm Data/Voice Coupling 600/600 300Hz ~ 3.5kHz - 1500VAC 0.65dB Typ 32dB Typ Through Hole -45dB ~ 7dB - -20°C ~ 85°C 1.040" L x 0.960" W (26.42mm x 24.38mm) 0.870" (22.10mm) PC Pin
T1104

T1104

AUDIO XFMR 600 / 600 TH

Tamura

1,094
T1104

Datasheet

- Tray Active - 600 46Ohm 63Ohm Data/Voice Coupling 600 300Hz ~ 3.5kHz ±0.5dB 1500VRMS @ 1 Minute 1dB Typ @ 1kHz 26dB Min Through Hole -45dB ~ 7dB CSA-C22.2 No. 950-M89, UL1459, UL1950 - 0.780" L x 0.654" W (19.80mm x 16.60mm) 0.469" (11.90mm) PC Pin
145H

145H

AUDIO XFMR 2K / 500CT CHAS MNT

Hammond Manufacturing

2,584
145H

Datasheet

145 Bulk Active - 2k 148Ohm 17Ohm Economical Open Type 500CT 150Hz ~ 15kHz ±1dB - - - Chassis Mount 135mW - - 1.630" L x 0.880" W (41.40mm x 22.35mm) 0.810" (20.57mm) Wire Leads
146J

146J

AUDIO XFMR 1KCT / 3.2 CHAS MNT

Hammond Manufacturing

3,418
146J

Datasheet

146 Bulk Active - 1kCT 56Ohm 300mOhm Economical Open Type 3.2 150Hz ~ 15kHz ±1dB - - - Chassis Mount 700mW - - 1.630" L x 0.880" W (41.40mm x 22.35mm) 0.810" (20.57mm) Wire Leads
117K4

117K4

AUDIO XFMR 8 / 25V CHAS MNT

Hammond Manufacturing

1,425
117K4

Datasheet

117 Bulk Active - 8 - - Sound Distribution 25V 100Hz ~ 9kHz 1dB - 2dB - Chassis Mount 4W - - 2.810" L x 1.500" W (71.37mm x 38.10mm) 1.690" (42.93mm) Solder Lug
107J

107J

AUDIO XFMR 1KCT / 600CT TH

Hammond Manufacturing

4,023
107J

Datasheet

107 Bulk Active 1.29:1 1kCT 92Ohm 70Ohm Miniature Epoxy Potted 600CT 300Hz ~ 50kHz ±1.5dB 100VRMS - - Through Hole 150mW - - 0.630" L x 0.586" W (16.00mm x 14.88mm) 0.630" (16.00mm) PC Pin
149Q

149Q

AUDIO XFMR 200CT / 3.2 TH

Hammond Manufacturing

3,832
149Q

Datasheet

149 Bulk Active - 200CT 19Ohm 400mOhm Economical Open Type 3.2 200Hz ~ 15kHz ±1dB - 0.5dB - Through Hole 1000mW - - 1.060" L x 0.820" W (26.92mm x 20.83mm) 0.820" (20.83mm) PC Pin
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