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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HS-29AUDIO XFMR 20K/80K OHM SEC |
6 |
|
- |
HS | Box | Active | 1:2 | 20k, 5k | 80k, 20k | 935Ohm, 1.02kOhm | 1.647kOhm, 2.272kOhm | Impedance Matching | 20Hz ~ 20kHz | -2.35dB | - | - | - | 20mW | 0°C ~ 70°C | - | Chassis Mount | 1.797" L x 1.469" W (45.64mm x 37.31mm) | 2.531" (64.29mm) | Wire Leads |
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SPT-202AUDIO XFMR 1KCT / 8CT TH |
65 |
|
![]() Datasheet |
SPT-200 | Bulk | Active | - | 1kCT | 8CT | 60Ohm | 800mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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SPT-204AUDIO XFMR 10KCT / 2KCT TH |
95 |
|
![]() Datasheet |
SPT-200 | Bulk | Active | - | 10kCT | 2kCT | 550Ohm | 200Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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TX-10BAUDIO XFMR 10K / 10K CHAS MNT |
5 |
|
- |
TX™ | Retail Package | Active | - | 10k | 10k | - | - | Impedance Matching | 20Hz ~ 20kHz | ±0.5dB | - | - | - | - | 0°C ~ 55°C | CE | Chassis Mount | 1.500" L x 1.201" W (38.10mm x 30.50mm) | 3.000" (76.20mm) | Screw Terminal |
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140NAUDIO XFMR 50 / 1.5K CHAS MNT |
0 |
|
![]() Datasheet |
140 | Bulk | Obsolete | 1:5:5 | 50 | 1.5k | - | - | Shielded | 70Hz ~ 11kHz | ±1dB | - | - | - | - | - | - | Chassis Mount | 1.250" Dia (31.75mm) | 1.000" (25.40mm) | Wire Leads |
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140QAUDIO XFMR 600CT / 600CT CHAS MT |
0 |
|
![]() Datasheet |
140 | Bulk | Obsolete | 1:1 | 600CT | 600CT | - | - | Shielded | 70Hz ~ 11kHz | ±1dB | - | - | - | - | - | - | Chassis Mount | 1.250" Dia (31.75mm) | 1.000" (25.40mm) | Wire Leads |
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1620AXFMR 6.6KCT / 4, 8, 16 CHAS MNT |
0 |
|
![]() Datasheet |
A | Box | Obsolete | - | 6.6kCT | 4, 8, 16 | 66.16Ohm, 74.93Ohm | 170mOhm, 300mOhm, 440mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | 2000V @ 1 Second | - | - | 20W | - | - | Chassis Mount | 3.500" L x 2.500" W (88.90mm x 63.50mm) | 3.060" (77.72mm) | Wire Leads |
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807XFMR 30, 7.5/7.5 / 2.4K, 600/600 |
0 |
|
![]() Datasheet |
800 | Bulk | Obsolete | - | 30, 7.5/7.5 | 2.4k, 600/600 | - | - | Broadcast Quality | 50Hz ~ 15kHz | ±0.5dB | - | 1dB | - | 15dB | - | - | Chassis Mount | 1.752" L x 1.252" W (44.50mm x 31.80mm) | 2.559" (65.00mm) | Solder Lug |
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1650KPAUDIO XFMR 3.4KCT / 4, 8, 16 TH |
0 |
|
![]() Datasheet |
1600 | Bulk | Obsolete | - | 3.4kCT | 4, 8, 16 | - | - | Push-Pull Potted, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | - | - | - | 50W | - | - | Through Hole | 3.880" L x 3.310" W (98.55mm x 84.07mm) | 4.250" (107.95mm) | - |
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SPT-130AUDIO XFMR 600CT / 600CT TH |
90 |
|
![]() Datasheet |
- | Bulk | Active | - | 600CT | 600CT | 45Ohm | 40Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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SPT-203AUDIO XFMR 10KCT / 600CT TH |
90 |
|
![]() Datasheet |
SPT-200 | Bulk | Active | - | 10kCT | 600CT | 450Ohm | 100Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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SPT-302AUDIO XFMR 500CT / 500CT TH |
100 |
|
![]() Datasheet |
SPT-300 | Bulk | Active | - | 500CT | 500CT | 30Ohm | 28Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 100mW | - | - | Through Hole | 0.697" L x 0.630" W (17.70mm x 16.00mm) | 0.551" (14.00mm) | PC Pin |
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SPT-301AUDIO XFMR 500CT / 8CT TH |
100 |
|
![]() Datasheet |
SPT-300 | Bulk | Active | - | 500CT | 8CT | 22Ohm | 800mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 100mW | - | - | Through Hole | 0.697" L x 0.630" W (17.70mm x 16.00mm) | 0.551" (14.00mm) | PC Pin |
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SPT-304AUDIO XFMR 48CT / 8CT TH |
100 |
|
![]() Datasheet |
SPT-300 | Bulk | Active | - | 48CT | 8CT | 2.5Ohm | 500mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 100mW | - | - | Through Hole | 0.697" L x 0.630" W (17.70mm x 16.00mm) | 0.551" (14.00mm) | PC Pin |
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SPT-403AUDIO XFMR 1.2KCT / 8CT TH |
100 |
|
![]() Datasheet |
SPT-400 | Bulk | Active | - | 1.2kCT | 8CT | 80Ohm | 800mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 200mW | - | - | Through Hole | 0.799" L x 0.571" W (20.30mm x 14.50mm) | 0.638" (16.20mm) | PC Pin |
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PAM-D-3.5-13TFender Reverb Driver, 3.5 Watts |
50 |
|
- |
- | Tape & Box (TB) | Active | - | 25k | 8 | - | - | General Purpose | - | - | - | - | - | 3.5W | - | - | Chassis Mount | 1.836" L x 1.437" W (46.64mm x 36.50mm) | 1.750" (44.45mm) | Wire Leads |
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TY-403PAUDIO XFMR 600 / 600 TH |
0 |
|
![]() Datasheet |
TY | Bulk | Active | 1.81:1 | 600 | 600 | 80Ohm | 56Ohm, 56Ohm | Data/Voice Coupling | 300Hz ~ 3.5kHz | ±0.5dB | 1500VAC | 1.75dB Typ | 15dB Typ | -45dB ~ 7dB | -20°C ~ 85°C | - | Through Hole | 0.815" L x 1.250" W (20.70mm x 31.75mm) | 0.530" (13.46mm) | PC Pin |
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TY-250PAUDIO XFMR 1KCT / 1KCT TH |
0 |
|
![]() Datasheet |
TY | Box | Active | 1:1, 2:1 | 1kCT | 1kCT | 172Ohm | 172Ohm | Impedance Matching | 20Hz ~ 20kHz | ±1dB | 1500VAC | 2.8dB Max @ 1kHz | - | - | -40°C ~ 105°C | - | Through Hole | 0.800" L x 0.770" W (20.32mm x 19.56mm) | 0.700" (17.78mm) | PC Pin |
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MET-60AUDIO XFMR 135 / 135CT TH |
0 |
|
![]() Datasheet |
MET | Tube | Active | 1:1 | 135 | 135CT | 10.5Ohm | 10.8Ohm | Data/Voice Coupling | 300Hz ~ 100kHz | ±2dB | 1500VRMS @ 1 Minute | - | - | 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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SP-42AUDIO XFMR 150CT / 12 TH |
0 |
|
![]() Datasheet |
Red-Spec | Bulk | Active | 3.54:1 | 150CT | 12 | 18Ohm | 2.7Ohm | 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 |