Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Packaging | 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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1608AXFMR 8KCT / 4, 8, 16 CHAS MNT |
2 |
|
![]() Datasheet |
A | Box | Active | - | 8kCT | 4, 8, 16 | 91.31Ohm, 102.3Ohm | 321mOhm, 365mOhm, 476mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | 2000V @ 1 Second | - | - | 10W | - | - | Chassis Mount | 2.750" L x 2.500" W (69.85mm x 63.50mm) | 3.060" (77.72mm) | Wire Leads |
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1650FAXFMR 7.6KCT / 4, 8, 16 CHAS MNT |
4 |
|
![]() Datasheet |
A | Box | Active | - | 7.6kCT | 4, 8, 16 | 92.16Ohm, 102.8Ohm | 210mOhm, 239mOhm, 309mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | 2000V @ 1 Second | - | - | 25W | - | - | Chassis Mount | 3.500" L x 2.500" W (88.90mm x 63.50mm) | 3.060" (77.72mm) | Wire Leads |
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1650NXFMR 4.3KCT / 4, 8, 16 CHAS MNT |
3 |
|
- |
1600 | Bulk | Active | - | 4.3kCT | 4, 8, 16 | 82.5Ohm | 232mOhm, 270mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | 2000V @ 1 Second | ±1dB | - | 60W | - | - | Chassis Mount | 4.185" L x 3.125" W (106.30mm x 79.38mm) | 3.859" (98.02mm) | Wire Leads |
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1650RXFMR 5KCT / 4, 8, 16 CHAS MNT |
3 |
|
- |
1600 | Bulk | Active | - | 5kCT | 4, 8, 16 | - | - | Push-Pull Audiophile, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | - | ±1dB | 1650R | 100W | - | - | Chassis Mount | 4.250" L x 3.750" W (107.95mm x 95.25mm) | 4.560" (115.82mm) | Wire Leads |
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MET-11-TAUDIO XFMR 10KCT / 2KCT TH |
42 |
|
![]() Datasheet |
MET | Bulk | 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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148EAUDIO XFMR 500 / 500 125/125 TH |
12 |
|
![]() Datasheet |
148 | Bulk | Active | - | 500 | 500, 125/125 | 79Ohm | 60Ohm | 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 |
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106CAUDIO XFMR 50K / 1.5KCT TH |
7 |
|
![]() Datasheet |
106 | Bulk | 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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148TAUDIO XFMR 500CT / 3.2 TH |
22 |
|
![]() Datasheet |
148 | Bulk | Active | - | 500CT | 3.2 | 41Ohm | 340mOhm | 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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145NAUDIO XFMR 10K / 2KCT CHAS MNT |
6 |
|
![]() Datasheet |
145 | Bulk | Active | - | 10k | 2kCT | 700Ohm | 89Ohm | 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 |
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149EAUDIO XFMR 300 / 120, 30/30 TH |
6 |
|
![]() Datasheet |
149 | Bulk | Active | - | 300 | 120, 30/30 | 41Ohm | 10Ohm | 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 |
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141PAUDIO XFMR 1.2KCT / 8CT TH |
6 |
|
![]() Datasheet |
141 | Bulk | Active | - | 1.2kCT | 8CT | 50Ohm | 450mOhm | Low Profile, Open Type | 200Hz ~ 15kHz | ±2dB | - | - | - | 150mW | - | - | Through Hole | 0.780" L x 0.660" W (19.81mm x 16.76mm) | 0.460" (11.68mm) | PC Pin |
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149GAUDIO XFMR 600 / 600 150/150 TH |
7 |
|
![]() Datasheet |
149 | Bulk | Active | - | 600 | 600, 150/150 | 92Ohm | 58Ohm | 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 |
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140PEXXFMR 600 150/150 / 2.4K, 600/600 |
2 |
|
![]() Datasheet |
140EX | Bulk | 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 |
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140UEXAUDIO XFMR 10K / 10K CHAS MNT |
8 |
|
![]() Datasheet |
140EX | Bulk | Active | 1:1 | 10k | 10k | 886Ohm | 903.5Ohm | - | 20Hz ~ 20kHz | ±1dB | 500Vrms | 1dB Typ | 20dB Typ | 10dB | - | - | Chassis Mount | 1.250" Dia (31.75mm) | 1.000" (25.40mm) | Screw Terminal |
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A-9JXFMR 50 250 600 / 85000 CHAS |
20 |
|
![]() Datasheet |
J | Bulk | Active | 1:12 | 50, 250, 600 | 85000 | 32.7Ohm | 3450Ohm | Impedance Matching | 30Hz ~ 15kHz | ±3dB | - | - | - | 1mW | - | - | Chassis Mount | - | - | Wire Leads |
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A-10JXFMR 600 150/150 / 60K CHAS MNT |
20 |
|
![]() Datasheet |
J | Bulk | Active | 1:10.5 | 600, 150/150 | 60k | 33.7Ohm | 4.04kOhm | Impedance Matching | 30Hz ~ 15kHz | ±3dB | - | - | - | 1mW | - | - | Chassis Mount | - | - | Wire Leads |
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A-12JXFMR 600 150/150 / 60K CHAS MNT |
20 |
|
![]() Datasheet |
J | Bulk | Active | 1:10 | 600, 150/150 | 60k | 50Ohm | 4.92kOhm | Impedance Matching | 30Hz ~ 15kHz | ±3dB | - | - | - | 10mW | - | - | Chassis Mount | - | - | Wire Leads |
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HS-50AUDIO XFMR 62.5/150/250/600 OHM |
6 |
|
- |
HS | Box | Active | 5:1 | 15k | 62.5, 150, 250, 600 | 1.245kOhm | 9.22Ohm, 16.52Ohm, 21.65Ohm, 12.9Ohm | Impedance Matching | 20Hz ~ 20kHz | -0.075dB | - | - | - | +26dB | 0°C ~ 70°C | - | Chassis Mount | - | - | Wire Leads |
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HS-52AUDIO XFMR 62.5/150/250/600 OHM |
3 |
|
- |
HS | Box | Active | 5.6:1 | 20k, 5k | 62.5, 150, 250, 600 | 410Ohm, 615Ohm | 5.82Ohm, 7.37Ohm, 4.5Ohm | Impedance Matching | 20Hz ~ 20kHz | -1.35dB | - | - | - | +26dB | 0°C ~ 70°C | - | Chassis Mount | - | - | Wire Leads |
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HS-56AUDIO XFMR 62.5/150/250/600 OHM |
6 |
|
- |
HS | Box | Active | - | 62.5, 150, 250, 600 | 62.5, 150, 250, 600 | - | - | General Purpose | 10Hz ~ 30kHz | - | - | - | - | 20dB | - | - | Chassis Mount | - | - | Wire Leads |