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Mfr Part #
Quantity Available
Price
Series
Package
Product Status
Turns Ratio - Primary:Secondary
Impedance - Primary (Ohms)
Impedance - Secondary (Ohms)
DC Resistance (DCR) - Primary
DC Resistance (DCR) - Secondary
Transformer Type
Frequency Range
Frequency Response
Voltage - Isolation
Insertion Loss
Return Loss
Power Level
Operating Temperature
Approval Agency
Mounting Type
Size / Dimension
Height - Seated (Max)
Termination Style
101f-b
101F
TRANSFORMER AUDIO 600CT/600CT
Hammond Manufacturing
598
In Stock
1 : 20,80000 €
Bulk
Bulk
Active1:1600CT600CT44Ohm52OhmMiniature Epoxy Potted200Hz ~ 100kHz±0.5dB100VRMS--100mW-40°C ~ 85°C-Through Hole0.450" L x 0.450" W (11.43mm x 11.43mm)0.480" (12.19mm)PC Pin
107-Series
107B
TRANSFORMER AUDIO 150CT/12
Hammond Manufacturing
1.599
In Stock
1 : 23,33000 €
Bulk
Bulk
Active3.53:1150CT1222Ohm1.85OhmMiniature Epoxy Potted300Hz ~ 50kHz±1.5dB100VRMS--150mW--Through Hole0.630" L x 0.586" W (16.00mm x 14.88mm)0.630" (16.00mm)PC Pin
149 Series
149U
TRANSFORM AUDIO 150/600 TO 8 IMP
Hammond Manufacturing
643
In Stock
1 : 23,97000 €
Bulk
Bulk
Active-600, 150/150853Ohm95OhmEconomical Open Type200Hz ~ 15kHz±1dB-0.5dB-1000mW--Through Hole1.060" L x 0.820" W (26.92mm x 20.83mm)0.820" (20.83mm)PC Pin
T6003NLT
T6003NLT
TRANSFORMER AUDIO 1:1 SMD
Pulse Electronics Network
14.187
In Stock
1 : 7,45000 €
Cut Tape (CT)
150 : 4,63360 €
Tape & Reel (TR)
-
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Last Time Buy1:160060055Ohm70OhmGeneral Purpose--1500Vrms1dB @ 200Hz, 1dB @ 1kHz, 1dB @ 20kHz, 1.9dB @ 100kHz20dB @ 200Hz, 1dB @ 1kHz, 25dB @ 10kHz---Surface Mount0.530" L x 0.516" W (13.46mm x 13.11mm)0.485" (12.32mm)Gull Wing
TTC-5017
TTC-5017
TRANSFORMER TELECOMM 600:600 OHM
Tamura
15.259
In Stock
1 : 5,51000 €
Bulk
Bulk
Active1:160060059Ohm59OhmData/Voice Coupling200Hz ~ 4kHz±0.5dB1875VRMS @ 1 Second1.5dB Max @ 1kHz14dB Min @ 200Hz ~ 4kHz--UL60950Through Hole0.591" L x 0.571" W (15.00mm x 14.50mm)0.472" (12.00mm)PC Pin
TY-307P, TY-307P-B
TY-307P
TRANSF 600 OHM 0MA DC TEL
Triad Magnetics
2.976
In Stock
1 : 6,22000 €
Bulk
Bulk
Active1:1.0760060043Ohm61OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VAC1dB Typ26dB Typ-45dB ~ 7dB-20°C ~ 85°C-Through Hole0.670" L x 0.781" W (17.02mm x 19.84mm)0.470" (11.94mm)PC Pin
TY-145P, TY-145P-B
TY-145P
TRANSF 600 AUDIO CTAP/600 CTAP
Triad Magnetics
17.945
In Stock
1 : 6,24000 €
Bulk
Bulk
Active1:1600CT600CT44Ohm58OhmData/Voice Coupling200Hz ~ 15kHz±2dB1500V1.5dB26dB100mW-20°C ~ 85°C-Through Hole0.812" L x 0.700" W (20.62mm x 17.78mm)0.740" (18.80mm)PC Pin
TY-141P, TY-141P-B
TY-141P
TRANSF 10K AUDIO CTAP/10K CTAP
Triad Magnetics
7.014
In Stock
1 : 6,24000 €
Bulk
Bulk
Active1:110kCT10kCT820Ohm1.07kOhmData/Voice Coupling200Hz ~ 15kHz±2dB1500V1.5dB26dB100mW-20°C ~ 85°C-Through Hole0.812" L x 0.700" W (20.62mm x 17.78mm)0.740" (18.80mm)PC Pin
TY-142P, TY-142P-B
TY-142P
TRANSF 10K AUDIO CTAP/2K CTAP
Triad Magnetics
3.615
In Stock
1 : 6,24000 €
Bulk
Bulk
Active2.24:110kCT2kCT750Ohm217OhmData/Voice Coupling200Hz ~ 15kHz±2dB1500V1.5dB26dB100mW-20°C ~ 85°C-Through Hole0.812" L x 0.700" W (20.62mm x 17.78mm)0.740" (18.80mm)PC Pin
T1104
T1104
TRANSFORMER TELE 600 OHM 0 MADC
Tamura
1.513
In Stock
1 : 7,06000 €
Tray
-
Tray
Active-60060046Ohm63OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VRMS @ 1 Minute1dB Typ @ 1kHz26dB Min-45dB ~ 7dB-CSA-C22.2 No. 950-M89, UL1459, UL1950Through Hole0.780" L x 0.654" W (19.80mm x 16.60mm)0.469" (11.90mm)PC Pin
TTC-170
TTC-170
TRANSF TELE COUP 600:600 0MADC
Tamura
427
In Stock
1 : 7,23000 €
Tube
Tube
Active1:160060047Ohm61OhmData/Voice Coupling300Hz ~ 3.5kHz±0.5dB1500VRMS @ 1 Minute1.5dB Max @ 1kHz--0°C ~ 70°CCSA-C22.2 No. 66-M1988, UL1459Through Hole0.528" L x 0.512" W (13.40mm x 13.00mm)0.421" (10.70mm)PC Pin
TY-14xP, TY-14xP-B
TY-146P
TRANSF 600 AUDIO CT 150/600CT 15
Triad Magnetics
6.464
In Stock
1 : 8,88000 €
Bulk
Bulk
Active1:1600, 150/150600, 150/15017Ohm, 19Ohm14.5Ohm, 22OhmData/Voice Coupling200Hz ~ 15kHz±2dB1500V1.5dB26dB1W-20°C ~ 85°C-Through Hole1.375" L x 1.187" W (34.93mm x 30.15mm)1.187" (30.15mm)PC Pin
MET-46-T
MET-46-T
TEL TRANS 600:600 3.0MADC
Triad Magnetics
11.261
In Stock
1 : 11,26000 €
Bulk
Bulk
Active1:160060085Ohm110OhmData/Voice Coupling300Hz ~ 3.5kHz±2dB1000VRMS @ 1 Second--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-32
MET-32
TRANSFORMER 600:600CT 3.0MADC
Tamura
4.420
In Stock
1 : 11,32000 €
Tube
Tube
Active2:1:1600600, 150/15070Ohm95OhmData/Voice Coupling300Hz ~ 100kHz±2dB1000VRMS @ 30 Seconds--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-23, MET-29, MET-39
MET-23
TRANSFORMER 1.6KCT:3.2 2.5MADC
Tamura
1.018
In Stock
1 : 11,37000 €
Tube
Tube
Active22.4:11.6kCT3.2230Ohm1OhmData/Voice Coupling300Hz ~ 100kHz±3dB500VRMS @ 30 Seconds--65mW Max @ 300Hz-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-60
MET-60
TRANSFORMER 135:135CT 10.0MADC
Tamura
2.174
In Stock
1 : 11,48000 €
Tube
Tube
Active1:1135135CT10.5Ohm10.8OhmData/Voice Coupling300Hz ~ 100kHz±2dB1500VRMS @ 1 Minute--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET Series
MET-59-T
AUDIO XFMR 600/150:150 THRU HOLE
Triad Magnetics
555
In Stock
1 : 11,89000 €
Bulk
Bulk
Active2:1:1600150/15070Ohm95OhmData/Voice Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-01,05,09,11,17,31,32,38,59
MET-31
TRANSFORMER 600CT:600CT 3.0MADC
Tamura
776
In Stock
1 : 11,80000 €
Tube
Tube
Active1:1600CT600CT70Ohm95OhmData/Voice Coupling300Hz ~ 100kHz±2dB1000VRMS @ 30 Seconds--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-01,05,09,11,17,31,32,38,59
MET-31-T
TRANSFORMER 600CT:600CT 3.0MADC
Triad Magnetics
3.775
In Stock
1 : 12,07000 €
Bulk
Bulk
Active1:1600CT600CT70Ohm95OhmData/Voice Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET-01,05,09,11,17,31,32,38,59
MET-09
TRANSFORMER 10KCT:10KCT 1.0MADC
Tamura
10.042
In Stock
1 : 13,62000 €
Tube
Tube
Active1:110kCT10kCT1kOhm1.3kOhmData/Voice Coupling300Hz ~ 100kHz±2dB500VRMS @ 30 Seconds--40mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
MET Series
MET-09-T-B
TRANSFORMER 10KCT:10KCT 1.0MADC
Triad Magnetics
3.756
In Stock
1 : 14,07000 €
Bulk
Bulk
Active1:110kCT10kCT1kOhm1.3kOhmData/Voice Coupling300Hz ~ 100kHz±2dB500VRMS @ 1 Second--40mW-20°C ~ 85°C-Through Hole0.409" L x 0.310" W (10.40mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-33, SP-70
SP-33
TRANS 1K/50 OHM IMPEDANCE AUDIO
Triad Magnetics
2.071
In Stock
1 : 17,05000 €
Bulk
Bulk
Active4.4:11k50145Ohm8OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-66
TRANSER 10K CT/ 10K CT AUDIO
Triad Magnetics
3.815
In Stock
1 : 18,05000 €
Bulk
Bulk
Active1:110kCT10kCT1kOhm1.3kOhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-33, SP-70
SP-70
TRANS 600/ 600 OHM AUDIO
Triad Magnetics
4.844
In Stock
1 : 19,53000 €
Bulk
Bulk
Active1:160060072Ohm92OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
SP-xx
SP-69
TRANS 600/ 600CT 150 SPLIT AUDIO
Triad Magnetics
5.280
In Stock
1 : 19,53000 €
Bulk
Bulk
Active2:1:1600600, 150/15072Ohm40Ohm, 45OhmAudio Coupling300Hz ~ 100kHz±2dB1000VRMS @ 1 Second--50mW-40°C ~ 85°C-Through Hole0.410" L x 0.310" W (10.41mm x 7.87mm)0.465" (11.80mm)PC Pin
Showing
of 570

Audio Transformers


Like most other transformer products, audio transformers consist of two or more magnetically coupled coils of wire, usually wound around a magnetic core. They are distinguished from other transformer types by being adapted and characterized for use at frequencies across all or a significant portion of the human audible range spanning roughly 20 Hz to 20 kHz, and are used for isolation and transformation of information in analog format, as contrasted with transformers designed for transmission of information encoded using a digital signaling protocol. Examples include output transformers for vacuum tube amplifiers and voice coupling transformers for traditional telecom applications.