Receiver Impedance/Isolation Transformers

For impedance transformation/isolation applications when max power is < 10 Watts PEP, this transformer provides a simple interface between transmission lines with different connectors or impedances or simply common mode isolation. DC continuity for bias-T applications.

ANTENNAS

Store/Ham Radio Outlet Products/ANTENNAS

Palomar Engineers Antenna Overview Sheet

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On Sale
993486356 - Receiver Impedance/Isolation Transformers
50:100 (2:1) CUBE™ Balun/Unun 1.8-61 MHz, 2KW/5KW, Loop Antennas
50:100 (2:1) CUBE™ Balun/Unun 1.8-61 MHz, 2KW/5KW, Loop Antennas
SKU CB-2-2000EB
List price $159.95
Save 19%
$129.95
2561718865 - Receiver Impedance/Isolation Transformers
50:200 (4:1) CUBE™ Voltage Balun, 1.8-61 MHz, 1.5KW - Carolina Windom, OCF, Loop Antennas
50:200 (4:1) CUBE™ Voltage Balun, 1.8-61 MHz, 1.5KW - Carolina Windom, OCF, Loop Antennas
SKU CB-4-1500EBV
$124.95
1072922502 - Receiver Impedance/Isolation Transformers
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
3895935384 - Receiver Impedance/Isolation Transformers
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
2908446668 - Receiver Impedance/Isolation Transformers
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 - Receiver Impedance/Isolation Transformers
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
1032773813 - Receiver Impedance/Isolation Transformers
50:50 (1:1) CUBE™ Ladder Line/Beam to Coax Balun, 1.8-61 MHz, 1.5KW, G5RV/ZS6BKW/Dipole/Beam
50:50 (1:1) CUBE™ Ladder Line/Beam to Coax Balun, 1.8-61 MHz, 1.5KW, G5RV/ZS6BKW/Dipole/Beam
SKU CB-1-1500TS
$119.95
581498192 - Receiver Impedance/Isolation Transformers
50:50 ohm (1:1) Common Mode Choke HF Balun Kit - 1500 watt PEP, 1.8-31 MHz
50:50 ohm (1:1) Common Mode Choke HF Balun Kit - 1500 watt PEP, 1.8-31 MHz
SKU BA-1-1500
$29.97
3152941422 - Receiver Impedance/Isolation Transformers
50:75 ohm (1.5:1) CUBE™ Balun/Unun, 1.8-61 MHz, 1.5KW PEP, Dipole
50:75 ohm (1.5:1) CUBE™ Balun/Unun, 1.8-61 MHz, 1.5KW PEP, Dipole
SKU CB-1.5-1500EB
$119.95
4591823733 - Receiver Impedance/Isolation Transformers
Bullet 50:450 (9:1) HF Balun, 1.8-61 MHz, 500/1500 Watts, T2FD, BBTD, ALE
Bullet 50:450 (9:1) HF Balun, 1.8-61 MHz, 500/1500 Watts, T2FD, BBTD, ALE
SKU Bullet-9B-500EB
$89.95
3938117916 - Receiver Impedance/Isolation Transformers
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
4662945577 - Receiver Impedance/Isolation Transformers
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
4599290763 - Receiver Impedance/Isolation Transformers
Bullet 50:50 (1:1) HF Balun + Optional Dipole Kit - .1-61 MHz, 500 Watts PEP, up to 34 dB noise reduction!
Bullet 50:50 (1:1) HF Balun + Optional Dipole Kit - .1-61 MHz, 500 Watts PEP, up to 34 dB noise reduction!
SKU Bullet-1B-500EB
$79.95
3420773756 - Receiver Impedance/Isolation Transformers
Bullet End Fed Antenna System - 71' Antenna (80-6 meters), Counterpoise Kit and Choke, 500 Watt PEP - FREE USA Shipping
Bullet End Fed Antenna System - 71' Antenna (80-6 meters), Counterpoise Kit and Choke, 500 Watt PEP - FREE USA Shipping
SKU BAS-71
$139.95
3204911313 - Receiver Impedance/Isolation Transformers
Bullet End Fed Antenna System - 71' Antenna (80-6 meters), Snap On Choke, Split Pulleys for easy Setup - 500 Watt PEP - FREE USA Shipping
Bullet End Fed Antenna System - 71' Antenna (80-6 meters), Snap On Choke, Split Pulleys for easy Setup - 500 Watt PEP - FREE USA Shipping
SKU BAS-71X
$139.95
4032938140 - Receiver Impedance/Isolation Transformers
Bullet End Fed Antenna System with 9:1 Matching Unit, Antenna Wire, + Feedline Choke - 100/500/1500 Watt, 41' (40-6M), 71' (80-6M)/111'(80-6), 155'(160-6M)/173'(AM, 160-6M) Options - FREE USA Shipping
Bullet End Fed Antenna System with 9:1 Matching Unit, Antenna Wire, + Feedline Choke - 100/500/1500 Watt, 41' (40-6M), 71' (80-6M)/111'(80-6), 155'(160-6M)/173'(AM, 160-6M) Options - FREE USA Shipping
SKU BAS-41-100
$109.95
On Sale
3793426934 - Receiver Impedance/Isolation Transformers
Bullet End Fed OCF Antenna System, 100-1500 Watt Options, 25 Feet, 20-6 meters+WARC, SOTA, POTA, VOTA
Bullet End Fed OCF Antenna System, 100-1500 Watt Options, 25 Feet, 20-6 meters+WARC, SOTA, POTA, VOTA
SKU BULLET-2006-100
List price $179.95
Save 33%
$119.95
On Sale
3793421453 - Receiver Impedance/Isolation Transformers
Bullet End Fed OCF Antenna System, 100-5000 Watt Options, 55 Feet, 40-30-20-17-15-12-10-6 meters
Bullet End Fed OCF Antenna System, 100-5000 Watt Options, 55 Feet, 40-30-20-17-15-12-10-6 meters
SKU BULLET-4006-100
List price $189.95
Save 26%
$139.95
On Sale
3793592206 - Receiver Impedance/Isolation Transformers
Bullet End Fed OCF Antenna System, 100/500/1500/5000 Watt Options, 95 Feet, 80-40-30-20-17-15-12-11-10-6 meters
Bullet End Fed OCF Antenna System, 100/500/1500/5000 Watt Options, 95 Feet, 80-40-30-20-17-15-12-11-10-6 meters
SKU BULLET-8006-100
List price $239.95
Save 25%
$179.95
3744705843 - Receiver Impedance/Isolation Transformers
CUBE 1:1 Balun, 5KW, 160-6 Meters, -38dB CMRR, FT8/RTTY
CUBE 1:1 Balun, 5KW, 160-6 Meters, -38dB CMRR, FT8/RTTY
SKU CB-1-5000EB
$149.95
3498102160 - Receiver Impedance/Isolation Transformers
CUBE Feed Line Choke Unun, 5KW, 1.8-61 MHz, 20-38 dB Common Mode Rejection, Static Bleeder/Ground Option
CUBE Feed Line Choke Unun, 5KW, 1.8-61 MHz, 20-38 dB Common Mode Rejection, Static Bleeder/Ground Option
SKU CU-1-5000SO
$129.95
On Sale
4530268690 - Receiver Impedance/Isolation Transformers
CUBE Feed Line Choke/Line Isolator Unun, 1.5KW, 1.8-65 MHz, -38dB Suppression
CUBE Feed Line Choke/Line Isolator Unun, 1.5KW, 1.8-65 MHz, -38dB Suppression
SKU CU-1-1500SO
List price $149.95
Save 27%
$109.95
NEW
2673288007 - Receiver Impedance/Isolation Transformers
Coax Jumper Choke - LMR-400 - RFI Range: 3-65 MHz, -25 dB Common Mode Noise Reduction, 5 KW PEP
Coax Jumper Choke - LMR-400 - RFI Range: 3-65 MHz, -25 dB Common Mode Noise Reduction, 5 KW PEP
SKU JC-1-5000
$59.95
2945175590 - Receiver Impedance/Isolation Transformers
Coax Jumper Choke - RG-8X - RFI Range: 1.8-65 MHz, -30 dB Noise Reduction, 1.5KW PEP, Magnetic Loop, Antenna Choke
Coax Jumper Choke - RG-8X - RFI Range: 1.8-65 MHz, -30 dB Noise Reduction, 1.5KW PEP, Magnetic Loop, Antenna Choke
SKU JC-1-1500-3
$29.95
On Sale
1725432616 - Receiver Impedance/Isolation Transformers
Hybrid 4:1 Balun + 1:1 Current Balun in one enclosure, 1.8-61 MHz, 1.5/5KW PEP - Loop, OCF Antennas
Hybrid 4:1 Balun + 1:1 Current Balun in one enclosure, 1.8-61 MHz, 1.5/5KW PEP - Loop, OCF Antennas
SKU CB-4-1-1500EB
List price $189.95
Save 26%
$139.95
4029797252 - Receiver Impedance/Isolation Transformers
MAXI-CHOKER Coax Line Isolator/Choke, 1-61 MHz, 1.5/3KW/5KW, up to -60 Db Common Mode Rejection, Static Bleeder Option
MAXI-CHOKER Coax Line Isolator/Choke, 1-61 MHz, 1.5/3KW/5KW, up to -60 Db Common Mode Rejection, Static Bleeder Option
SKU MC-1-1500
$89.95
3548913921 - Receiver Impedance/Isolation Transformers
Maxi-Choker, 1:1 Line Isolator 3KW, 7-54 MHz Optimized for Wide Band Log Periodic, HF & 6M Beams. Noise Suppression up to 38 dB
Maxi-Choker, 1:1 Line Isolator 3KW, 7-54 MHz Optimized for Wide Band Log Periodic, HF & 6M Beams. Noise Suppression up to 38 dB
SKU MC-1-3000LP
$109.95
On Sale
930357589 - Receiver Impedance/Isolation Transformers
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 - Receiver Impedance/Isolation Transformers
Multi Ratio 50:200 (4:1) & 50:450 (9:1) CUBE™ Unun, 1.8-60 MHz, 1500W PEP, End Fed Antennas
Multi Ratio 50:200 (4:1) & 50:450 (9:1) CUBE™ Unun, 1.8-60 MHz, 1500W PEP, End Fed Antennas
SKU CU-4-9-1500
List price $169.95
Save 24%
$129.95
1653144024 - Receiver Impedance/Isolation Transformers
Off Center Fed (OCF) 4:1 Balun and 1:1 Balun Combo, 1.8-61 MHz, 1.5/5KW PEP Option
Off Center Fed (OCF) 4:1 Balun and 1:1 Balun Combo, 1.8-61 MHz, 1.5/5KW PEP Option
SKU CB-4-1500OCF
$139.95
On Sale
3851222686 - Receiver Impedance/Isolation Transformers
Off Center Fed Dipole Antenna, 20-6 Meters, 500/1.5KW/5KW PEP rated - FREE shipping in USA
Off Center Fed Dipole Antenna, 20-6 Meters, 500/1.5KW/5KW PEP rated - FREE shipping in USA
SKU PAL-OCF2006-500
List price $199.95
Save 30%
$139.95
On Sale
3019146933 - Receiver Impedance/Isolation Transformers
Off Center Fed Dipole Antenna, 40-6 Meters, 500/1.5KW/5KW PEP rated - FREE shipping in USA
Off Center Fed Dipole Antenna, 40-6 Meters, 500/1.5KW/5KW PEP rated - FREE shipping in USA
SKU PAL-OCF4010-500
List price $279.95
Save 46%
$149.95
On Sale
3019222603 - Receiver Impedance/Isolation Transformers
Off Center Fed Dipole Antenna, 80-6 Meters (9 bands-including 15 meters), 500/1.5KW/5KW PEP rated - FREE shipping in USA
Off Center Fed Dipole Antenna, 80-6 Meters (9 bands-including 15 meters), 500/1.5KW/5KW PEP rated - FREE shipping in USA
SKU PAL-OCF8010-500
List price $359.95
Save 53%
$169.95
NEW
2673206068 - Receiver Impedance/Isolation Transformers
Super Choke - RFI Range: 1.8-54 MHz, -26 dB Common Mode Noise Reduction, 5 KW PEP, RG213/LMR400 - 3 inch ID Ring
Super Choke - RFI Range: 1.8-54 MHz, -26 dB Common Mode Noise Reduction, 5 KW PEP, RG213/LMR400 - 3 inch ID Ring
SKU SC-1-5000
$79.95
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