Audio Transformers
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Mfr Part #
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Quantity Available
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Price
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Product Status
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Turns Ratio - Primary:Secondary
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Impedance - Primary (Ohms)
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Impedance - Secondary (Ohms)
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DC Resistance (DCR) - Primary
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DC Resistance (DCR) - Secondary
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Transformer Type
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Frequency Range
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Frequency Response
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Voltage - Isolation
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Insertion Loss
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Return Loss
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Power Level
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Operating Temperature
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Approval Agency
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Mounting Type
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Size / Dimension
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Height - Seated (Max)
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Termination Style
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3231 In Stock |
10.75000 |
Active |
2.23:1 |
10kCT |
2kCT |
1kOhm |
300Ohm |
Data/Voice Coupling |
300Hz ~ 100kHz |
±2dB |
1000VRMS @ 1 Second |
- |
- |
40mW |
-20°C ~ 85°C |
- |
Through Hole |
0.409" L x 0.310" W (10.40mm x 7.87mm) |
0.465" (11.80mm) |
PC Pin |
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 |
1 In Stock |
32.88000 |
Active |
- |
48CT |
8 |
2.4Ohm |
700mOhm |
Miniature Epoxy Potted |
170Hz |
-1dB |
200V |
1dB |
- |
1.5W |
- |
- |
Through Hole |
1.080" L x 0.880" W (27.43mm x 22.35mm) |
0.950" (24.13mm) |
PC Pin |
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 |
7867 In Stock |
30.70000 |
Active |
- |
3.2 |
70V |
- |
- |
Sound Distribution |
100Hz ~ 9kHz |
1dB |
- |
2dB |
- |
8W |
- |
- |
Chassis Mount |
3.250" L x 1.750" W (82.55mm x 44.45mm) |
2.000" (50.80mm) |
Solder Lug |
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 |
3 In Stock |
101.76000 |
Active |
- |
10k |
10k |
375Ohm |
375Ohm |
Single Ended Audiophile, Ultra-Linear - Tube Output |
20Hz ~ 20kHz |
±1dB |
400VDC |
- |
- |
4W |
- |
- |
Chassis Mount |
3.120" L x 2.500" W (79.25mm x 63.50mm) |
3.120" (79.25mm) |
Wire Leads |
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 |
2 In Stock |
180.79000 |
Active |
- |
1.2k |
4, 8, 16 |
- |
- |
Single Ended Audiophile, Ultra-Linear - Tube Output |
20Hz ~ 20kHz |
±1dB |
2000Vrms |
±1dB |
- |
30W |
- |
- |
Chassis Mount |
4.950" L x 3.750" W (125.73mm x 95.20mm) |
4.560" (115.82mm) |
Wire Leads |
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 |
2 In Stock |
28.50000 |
Active |
- |
3.2 |
25V |
- |
- |
Sound Distribution |
100Hz ~ 9kHz |
1dB |
- |
2dB |
- |
4W |
- |
- |
Chassis Mount |
2.810" L x 1.500" W (71.37mm x 38.10mm) |
1.690" (42.93mm) |
Solder Lug |
|
 |
1 In Stock |
24.45000 |
Active |
- |
1k |
240, 60/60 |
155Ohm |
24Ohm |
Economical Open Type |
200Hz ~ 15kHz |
±1dB |
- |
0.5dB |
- |
200mW |
- |
- |
Through Hole |
1.060" L x 0.820" W (26.92mm x 20.83mm) |
0.820" (20.83mm) |
PC Pin |
|
 |
2 In Stock |
27.39000 |
Active |
1.58:1 |
1.5kCT |
600CT |
140Ohm |
66Ohm |
Miniature Epoxy Potted |
300Hz ~ 50kHz |
±1.5dB |
100VRMS |
- |
- |
500mW |
- |
- |
Through Hole |
1.030" L x 0.770" W (26.16mm x 19.56mm) |
0.770" (19.56mm) |
PC Pin |
|
5061 In Stock |
7.25000 |
Active |
1:1 |
600 |
600 |
72Ohm |
90Ohm |
Data/Voice Coupling |
300Hz ~ 3.5kHz |
±0.5dB |
1500VRMS @ 1 Minute |
1.5dB Max @ 1kHz |
- |
-45dB ~ 7dB |
- |
CSA-C22.2 No. 66-M1988, UL1459 |
Through Hole |
0.799" L x 0.650" W (20.30mm x 16.50mm) |
0.488" (12.40mm) |
PC Pin |
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 |
9 In Stock |
24.02000 |
Active |
- |
600CT |
600CT |
65Ohm |
83Ohm |
Economical Open Type |
150Hz ~ 15kHz |
±1dB |
- |
- |
- |
200mW |
- |
- |
Chassis Mount |
1.630" L x 0.880" W (41.40mm x 22.35mm) |
0.810" (20.57mm) |
Wire Leads |
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7132 In Stock |
8.11250 |
Active |
1:1 |
2.5kCT |
2.5kCT |
280Ohm |
350Ohm |
Data/Voice Coupling |
300Hz ~ 100kHz |
±2dB |
500VRMS @ 30 Seconds |
- |
- |
40mW |
-20°C ~ 85°C |
- |
Through Hole |
0.409" L x 0.310" W (10.40mm x 7.87mm) |
0.465" (11.80mm) |
PC Pin |
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7702 In Stock |
2.92950 |
Active |
1:1 |
30k |
30k |
165Ohm |
165Ohm |
Data/Voice Coupling |
- |
- |
1875VRMS @ 1 Second |
- |
- |
- |
-20°C ~ 85°C |
UL60950, EN60950 |
Surface Mount |
0.492" L x 0.378" W (12.50mm x 9.60mm) |
0.299" (7.60mm) |
Flat Lead |
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6992 In Stock |
87.07000 |
Active |
1:1, 1:2, 1:4 |
600, 150/150 |
2.4k, 600/600 |
58Ohm |
190Ohm |
- |
20Hz ~ 20kHz |
±1dB |
500Vrms |
0.8dB Typ |
30dB Typ |
10dB |
- |
- |
Chassis Mount |
1.250" Dia (31.75mm) |
1.000" (25.40mm) |
Screw Terminal |
|
 |
7 In Stock |
46.95000 |
Active |
1:1.49 |
7kCT |
15.8kCT |
218Ohm, 236Ohm |
297Ohm, 394Ohm |
Tube Driver and Speaker Matching |
150Hz ~ 15kHz |
±1dB |
500Vrms |
- |
- |
5W |
- |
- |
Chassis Mount |
2.810" L x 1.460" W (71.37mm x 37.08mm) |
1.680" (42.67mm) |
Wire Leads |
|
 |
1 In Stock |
94.76000 |
Active |
31.16:1 |
4.2kCT |
4 |
46.48Ohm, 51.04Ohm |
170mOhm |
Push-Pull Audiophile, Ultra-Linear - Tube Output |
70Hz ~ 15kHz |
±1dB |
- |
- |
- |
60W |
- |
- |
Chassis Mount |
4.050" L x 3.050" W (102.87mm x 77.47mm) |
3.523" (89.48mm) |
Wire Leads |
|
 |
8967 In Stock |
24.45000 |
Active |
- |
1.5k |
500, 125/125 |
220Ohm |
58Ohm |
Economical Open Type |
200Hz ~ 15kHz |
±1dB |
- |
0.5dB |
- |
75mW |
- |
- |
Through Hole |
0.820" L x 0.680" W (20.83mm x 17.27mm) |
0.690" (17.53mm) |
PC Pin |
|
 |
3 In Stock |
24.02000 |
Active |
- |
1kCT |
8 |
56Ohm |
700mOhm |
Economical Open Type |
150Hz ~ 15kHz |
±1dB |
- |
- |
- |
700mW |
- |
- |
Chassis Mount |
1.630" L x 0.880" W (41.40mm x 22.35mm) |
0.810" (20.57mm) |
Wire Leads |
|
 |
8608 In Stock |
8.12160 |
Active |
5:1 |
25kCT |
1kCT |
1.6kOhm |
95Ohm |
Data/Voice Coupling |
300Hz ~ 100kHz |
±2dB |
1000VRMS @ 1 Second |
- |
- |
30mW |
-20°C ~ 85°C |
- |
Through Hole |
0.410" L x 0.310" W (10.41mm x 7.87mm) |
0.465" (11.80mm) |
PC Pin |
|
 |
7010 In Stock |
6.36000 |
Active |
1:1 |
10kCT |
10kCT |
820Ohm |
1.07kOhm |
Data/Voice Coupling |
200Hz ~ 15kHz |
±2dB |
1500V |
1.5dB |
26dB |
100mW |
-20°C ~ 85°C |
- |
Through Hole |
0.812" L x 0.700" W (20.62mm x 17.78mm) |
0.740" (18.80mm) |
PC Pin |
|
 |
3 In Stock |
105.66000 |
Active |
14.30:1 |
3.2kCT |
4, 8, 16 |
41.74Ohm, 3.14Ohm |
170mOhm, 240mOhm, 360mOhm |
Push-Pull Audiophile, Ultra-Linear - Tube Output |
70Hz ~ 15kHz |
±1dB |
- |
- |
- |
50W |
- |
- |
Chassis Mount |
3.125" L x 3.350" W (79.38mm x 85.09mm) |
3.800" (96.52mm) |
Wire Leads |
|
 |
5133 In Stock |
19.72000 |
Active |
3.16:1 |
500 |
50 |
60Ohm |
8Ohm |
Audio Coupling |
300Hz ~ 100kHz |
±2dB |
1000VRMS @ 1 Second |
- |
- |
50mW |
-40°C ~ 85°C |
- |
Through Hole |
0.410" L x 0.310" W (10.41mm x 7.87mm) |
0.465" (11.80mm) |
PC Pin |
|
 |
2 In Stock |
52.06000 |
Active |
29.19:1 |
6.95kCT |
4, 8, 16 |
120Ohm |
171mOhm, 245mOhm, 476mOhm |
Push-Pull Audiophile, Ultra-Linear - Tube Output |
70Hz ~ 15kHz |
±1dB |
- |
- |
- |
15W |
- |
- |
Chassis Mount |
3.250" L x 1.687" W (82.55mm x 42.85mm) |
2.058" (52.27mm) |
Wire Leads |
|
 |
3 In Stock |
28.50000 |
Active |
- |
3.2 |
70V |
- |
- |
Sound Distribution |
100Hz ~ 9kHz |
1dB |
- |
2dB |
- |
4W |
- |
- |
Chassis Mount |
2.810" L x 1.500" W (71.37mm x 38.10mm) |
1.690" (42.93mm) |
Solder Lug |
|
 |
3 In Stock |
24.02000 |
Active |
- |
48CT |
8 |
2.4Ohm |
700mOhm |
Economical Open Type |
150Hz ~ 15kHz |
±1dB |
- |
- |
- |
700mW |
- |
- |
Chassis Mount |
1.630" L x 0.880" W (41.40mm x 22.35mm) |
0.810" (20.57mm) |
Wire Leads |
