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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2742 In Stock |
6.21000 |
Active |
19.4:1 |
1.2kCT |
3.2 |
125Ohm |
700mOhm |
Data/Voice Coupling |
300Hz ~ 100kHz |
±2dB |
500VRMS @ 30 Seconds |
- |
- |
50mW |
-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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6061 In Stock |
3.54950 |
Active |
1:1.07 |
600 |
600 |
76.5Ohm |
108Ohm |
Data/Voice Coupling |
300Hz ~ 3.5kHz |
±0.5dB |
1500VAC |
1.75dB Typ |
15dB Typ |
-45dB ~ 7dB |
-20°C ~ 85°C |
- |
Through Hole |
0.820" L x 0.715" W (20.83mm x 18.16mm) |
0.750" (19.05mm) |
PC Pin |
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1 In Stock |
146.55000 |
Active |
- |
600, 150/150 |
40k, 10k/10k |
65Ohm |
4.98kOhm |
- |
20Hz ~ 20kHz |
±0.5dB |
- |
1dB |
- |
15dB |
- |
- |
Chassis Mount |
1.700" L x 1.200" W (43.18mm x 30.48mm) |
1.650" (41.90mm) |
Wire Leads |
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 |
2 In Stock |
32.88000 |
Active |
- |
16 |
70V |
- |
- |
Sound Distribution |
100Hz ~ 9kHz |
1dB |
- |
2dB |
- |
16W |
- |
- |
Chassis Mount |
3.690" L x 2.000" W (93.73mm x 50.80mm) |
2.310" (58.67mm) |
Solder Lug |
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12 In Stock |
24.02000 |
Active |
- |
10k |
3.2 |
575Ohm |
500mOhm |
Economical Open Type |
150Hz ~ 15kHz |
±1dB |
- |
- |
- |
50mW |
- |
- |
Chassis Mount |
1.000" L x 0.690" W (25.40mm x 17.53mm) |
0.690" (17.53mm) |
Wire Leads |
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 |
2 In Stock |
32.88000 |
Active |
1.58:1 |
1.5kCT |
600CT |
102Ohm |
60Ohm |
Miniature Epoxy Potted |
300Hz ~ 50kHz |
±1.5dB |
100VRMS |
- |
- |
2W |
- |
- |
Through Hole |
1.315" L x 0.930" W (33.40mm x 23.62mm) |
0.920" (23.37mm) |
PC Pin |
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 |
1 In Stock |
40.12000 |
Active |
- |
16, 8 |
70V, 25V |
- |
- |
Sound Distribution |
50Hz ~ 10kHz |
- |
25V, 70V |
- |
- |
30W |
- |
- |
Chassis Mount |
2.250" L x 4.030" W (57.15mm x 102.36mm) |
2.630" (66.80mm) |
Wire Leads |
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20 In Stock |
66.22000 |
Active |
- |
600, 150/150 |
600, 150/150 |
- |
- |
Broadcast Quality |
30Hz ~ 30kHz |
±1dB |
- |
1dB Max |
- |
- |
- |
- |
Through Hole |
1.330" L x 1.640" W (33.78mm x 41.66mm) |
0.850" (21.59mm) |
PC Pin |
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 |
2 In Stock |
24.02000 |
Active |
- |
4kCT |
8 |
220Ohm |
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 |
|
 |
7 In Stock |
58.72000 |
Active |
1:3 |
10k |
90kCT |
405Ohm |
1.525kOhm |
Tube Driver and Speaker Matching |
150Hz ~ 15kHz |
±1dB |
500Vrms |
- |
- |
5W |
- |
- |
Chassis Mount |
2.380" L x 1.350" W (60.45mm x 34.29mm) |
1.430" (36.32mm) |
Wire Leads |
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4 In Stock |
24.45000 |
Active |
- |
4kCT |
3.2 |
380Ohm |
- |
Economical Open Type |
200Hz ~ 15kHz |
±1dB |
- |
0.5dB |
- |
300mW |
- |
- |
Through Hole |
0.820" L x 0.680" W (20.83mm x 17.27mm) |
0.690" (17.53mm) |
PC Pin |
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1 In Stock |
114.09000 |
Active |
22.35:1 |
2kCT |
4 |
11.4Ohm |
100mOhm |
Push-Pull Audiophile, Ultra-Linear - Tube Output |
70Hz ~ 15kHz |
±1dB |
- |
- |
- |
100W |
- |
- |
Chassis Mount |
4.063" L x 3.450" W (103.20mm x 87.63mm) |
3.563" (90.50mm) |
Wire Leads |
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1599 In Stock |
23.80000 |
Active |
3.53:1 |
150CT |
12 |
22Ohm |
1.85Ohm |
Miniature Epoxy Potted |
300Hz ~ 50kHz |
±1.5dB |
100VRMS |
- |
- |
150mW |
- |
- |
Through Hole |
0.630" L x 0.586" W (16.00mm x 14.88mm) |
0.630" (16.00mm) |
PC Pin |
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 |
2 In Stock |
28.50000 |
Active |
- |
25k |
600CT |
1.89kOhm |
50Ohm |
Miniature Epoxy Potted |
200Hz |
-1dB |
200V |
1dB |
- |
35mW |
- |
- |
Through Hole |
0.860" L x 0.710" W (21.84mm x 18.03mm) |
0.750" (19.05mm) |
PC Pin |
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3774 In Stock |
12.31000 |
Active |
1:1 |
600CT |
600CT |
70Ohm |
95Ohm |
Data/Voice Coupling |
300Hz ~ 100kHz |
±2dB |
1000VRMS @ 1 Second |
- |
- |
50mW |
-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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5287 In Stock |
23.02000 |
Active |
- |
10k |
2kCT |
1.585kOhm |
260Ohm |
Miniature Epoxy Potted |
310Hz |
-1dB |
100V |
1.5dB |
- |
20mW |
- |
- |
Through Hole |
0.570" L x 0.570" W (14.48mm x 14.48mm) |
0.480" (12.19mm) |
PC Pin |
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5 In Stock |
12.50000 |
Active |
1:1 |
600CT |
600CT |
44Ohm |
58Ohm |
Impedance Matching |
200Hz ~ 15kHz |
±2dB |
1500Vrms @ 1 Second |
1.5dB @ 1kHz Max |
- |
- |
0°C ~ 105°C |
- |
Through Hole |
0.812" L x 0.700" W (20.62mm x 17.78mm) |
0.740" (18.80mm) |
PC Pin |
|
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8646 In Stock |
41.57000 |
Active |
- |
600 |
4, 8 |
- |
- |
Tube Driver and Speaker Matching |
30Hz ~ 20kHz |
±1dB |
- |
- |
- |
12W |
- |
- |
Chassis Mount |
3.280" L x 2.350" W (83.31mm x 59.69mm) |
2.000" (50.80mm) |
Wire Leads |
|
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5832 In Stock |
4.55300 |
Active |
1:1.47 |
600 |
600/600 |
34Ohm |
24Ohm, 24Ohm |
Data/Voice Coupling |
300Hz ~ 3.5kHz |
- |
1500VAC |
0.65dB Typ |
32dB Typ |
-45dB ~ 7dB |
-20°C ~ 85°C |
- |
Through Hole |
1.040" L x 0.960" W (26.42mm x 24.38mm) |
0.870" (22.10mm) |
PC Pin |
|
 |
9 In Stock |
35.10000 |
Active |
- |
50k |
1.5kCT |
2.4kOhm |
52Ohm |
Miniature Epoxy Potted |
60Hz |
-1dB |
200V |
1dB |
- |
10mW |
- |
- |
Through Hole |
1.080" L x 0.880" W (27.43mm x 22.35mm) |
0.950" (24.13mm) |
PC Pin |
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2964 In Stock |
4.39600 |
Active |
1:1.06 |
600 |
600 |
46Ohm |
63Ohm |
Data/Voice Coupling |
300Hz ~ 3.5kHz |
±0.5dB |
1500VRMS @ 1 Minute |
1.5dB Max @ 1kHz |
26dB Min @ 1kHz |
-45dB ~ 7dB |
- |
CSA-C22.2 No. 950-M89, UL1459, UL1950 |
Surface Mount |
0.791" L x 0.689" W (20.09mm x 17.50mm) |
0.500" (12.70mm) |
Gull Wing |
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5 In Stock |
169.86000 |
Active |
- |
6.6kCT |
4, 8, 16 |
71.34Ohm, 80.42Ohm |
237mOhm, 364mOhm, 473mOhm |
Push-Pull Audiophile, Ultra-Linear - Tube Output |
30Hz ~ 30kHz |
±1dB |
2000V @ 1 Second |
- |
- |
60W |
- |
- |
Chassis Mount |
4.250" L x 3.130" W (107.95mm x 79.50mm) |
3.810" (96.77mm) |
Wire Leads |
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103 In Stock |
27.39000 |
Active |
13.71:1 |
600CT |
3.2 |
54Ohm |
400mOhm |
Miniature Epoxy Potted |
300Hz ~ 50kHz |
±1.75dB |
100VRMS |
- |
- |
500mW |
- |
- |
Through Hole |
1.030" L x 0.770" W (26.16mm x 19.56mm) |
0.770" (19.56mm) |
PC Pin |
|
 |
1 In Stock |
24.02000 |
Active |
- |
4k |
600CT |
340Ohm |
24Ohm |
Economical Open Type |
150Hz ~ 15kHz |
±1dB |
- |
- |
- |
135mW |
- |
- |
Chassis Mount |
1.630" L x 0.880" W (41.40mm x 22.35mm) |
0.810" (20.57mm) |
Wire Leads |
