Computer/Digital RFI Solutions

Ferrite filter products can help speed up digital devices by suppressing common mode current from RFI sources OR prevent digital devices from emitting RFI on its connecting cables and power supply lines.

50:450 ohm (9:1) Transformers

Store/Antenna Products/CUBE Impedance Transformers (<1:1, 1:1, >1:1)/50:450 ohm (9:1) Transformers
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1072922502 - Computer/Digital RFI Solutions
50:450 ohm (9:1) Balun or Unun Core Kit, .5-32 MHz, 1000 watts PEP, end fed/Ladder Line, T2FD antenna
50:450 ohm (9:1) Balun or Unun Core Kit, .5-32 MHz, 1000 watts PEP, end fed/Ladder Line, T2FD antenna
SKU BA-9-1000
$29.95
581480949 - Computer/Digital RFI Solutions
50:450 ohm (9:1) Balun or Unun Core Kit, 1.8-30 MHz, 250 watts PEP, end fed, T2FD antenna
50:450 ohm (9:1) Balun or Unun Core Kit, 1.8-30 MHz, 250 watts PEP, end fed, T2FD antenna
SKU BA-9-250
$21.95
3895935384 - Computer/Digital RFI Solutions
50:450 ohm (9:1) CUBE™ Balun, 1.8-31 MHz, 5 KW, ladder line, ZEPP, T2FD
50:450 ohm (9:1) CUBE™ Balun, 1.8-31 MHz, 5 KW, ladder line, ZEPP, T2FD
SKU CB-9-5000TS
$149.95
1042221012 - Computer/Digital RFI Solutions
50:450 ohm (9:1) CUBE™ Balun, 1.8-61 MHz, 1.5 KW, SO-239 UHF Input, BBTD, Traveling Wave Antennas
50:450 ohm (9:1) CUBE™ Balun, 1.8-61 MHz, 1.5 KW, SO-239 UHF Input, BBTD, Traveling Wave Antennas
SKU CB-9-1500TS
$119.95
2908446668 - Computer/Digital RFI Solutions
50:450 ohm (9:1) CUBE™ Unun, 1.8-31 MHz, 5 KW PEP, End Fed Antenna
50:450 ohm (9:1) CUBE™ Unun, 1.8-31 MHz, 5 KW PEP, End Fed Antenna
SKU CU-9-5000
$149.95
On Sale
1864891769 - Computer/Digital RFI Solutions
50:450 ohm (9:1) CUBE™ Unun, 1.8-61 MHz, 1.5 KW, End Fed Long Wire
50:450 ohm (9:1) CUBE™ Unun, 1.8-61 MHz, 1.5 KW, End Fed Long Wire
SKU CU-9-1500
List price $129.95
Save 15%
$109.95
3938117916 - Computer/Digital RFI Solutions
Bullet 50:450 (9:1) HF Unun, 1.8-61 MHz, 100 Watts, End Fed Long Wire Antennas
Bullet 50:450 (9:1) HF Unun, 1.8-61 MHz, 100 Watts, End Fed Long Wire Antennas
SKU Bullet-9U-100
$59.95
4488332622 - Computer/Digital RFI Solutions
Bullet 50:450 (9:1) HF Unun, 1.8-61 MHz, 500/1500 Watts, End Fed Long Wire Antennas
Bullet 50:450 (9:1) HF Unun, 1.8-61 MHz, 500/1500 Watts, End Fed Long Wire Antennas
SKU Bullet-9U-500
$79.95
4599243894 - Computer/Digital RFI Solutions
Bullet 50:450 (9:1) HF Unun, 200 KHz-30 MHz, 500 Watts, End Fed Antennas, , VLF, SWL
Bullet 50:450 (9:1) HF Unun, 200 KHz-30 MHz, 500 Watts, End Fed Antennas, , VLF, SWL
SKU Bullet-9LFU-500
$79.95
4599269519 - Computer/Digital RFI Solutions
Bullet Hybrid (9:1) HF Balun + 1:1 Choke, 1.8-61 MHz, 500 Watts, T2FD, BBTD, ALE
Bullet Hybrid (9:1) HF Balun + 1:1 Choke, 1.8-61 MHz, 500 Watts, T2FD, BBTD, ALE
SKU BULLET-9-1-500EB
$119.95
On Sale
1725513180 - Computer/Digital RFI Solutions
Hybrid 9:1 Current Balun + 1:1 Current Balun in one enclosure, 1.8-61 MHz, 1.5KW PEP - BBTD, T2FD Antenna
Hybrid 9:1 Current Balun + 1:1 Current Balun in one enclosure, 1.8-61 MHz, 1.5KW PEP - BBTD, T2FD Antenna
SKU CB-9-1-1500
List price $189.95
Save 26%
$139.95
581480922 - Computer/Digital RFI Solutions
Magnetic Long Wire Antenna Matcher (9:1) for SWL, 100 KHz-30 MHz
Magnetic Long Wire Antenna Matcher (9:1) for SWL, 100 KHz-30 MHz
SKU MLB-2
$79.95
On Sale
930357589 - Computer/Digital RFI Solutions
Multi Ratio 4:1/6:1/9:1 CUBE™ Balun, 1.8-61 MHz, 1.5 KW
Multi Ratio 4:1/6:1/9:1 CUBE™ Balun, 1.8-61 MHz, 1.5 KW
SKU CB-4-9-1500
List price $149.95
Save 13%
$129.95
On Sale
3882535253 - Computer/Digital RFI Solutions
Multi Ratio 50:200 (4:1) & 50:450 (9:1) CUBE™ Unun, 1.8-60 MHz, 1500W, End Fed
Multi Ratio 50:200 (4:1) & 50:450 (9:1) CUBE™ Unun, 1.8-60 MHz, 1500W, End Fed
SKU CU-4-9-1500
List price $169.95
Save 24%
$129.95
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