These baluns and ununs can be used for impedance matching and also as End Fed halfwave antenna matching transformers to 50 or 75 ohm coax cable.

AC Power Filters

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AC Cable Noise Filter for Large Plugs - 3" ID

SKU ACCF-3

$39.95

AC Cable Noise Filter for Standard 120VAC Plugs - 1.4" ID

SKU ACCF-1.4

$12.95

AC Power Cord Choke + Power Cord- 120VAC RFI Range: 1-30 MHz, -28 dB Noise Reduction, 15 Amp

SKU AC-CHOKE-6

$19.95

AC/DC Generator RFI Noise Filter Kit - 3" ID - 2 filters

SKU RFI-GEN-3

$74.95

AC/DC Generator RFI Noise Filter Kit = 1" ID - 2 filters

SKU RFI-GEN-1

$39.00

Aquarium AC Filter for Heater, Water/Oxygen Pump RFI

SKU AACF-1.4

$12.95

Automotive Battery Charger RFI Kit - - 1-300 MHz RFI Suppression

SKU RFI-CHARGER

$39.95

Big Clamp On RFI Noise Filter for AC/DC power lines, Coax/Multi-wire cable - 1" ID

SKU BCO31

$19.95

DC-AC Inverter Common Mode RFI/Noise Filter Kit for DC in and AC Output

SKU RFI-INVERTER

$34.95

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Extra Large Ring/Multi-Snap On Combo Pack, Mix 75, RFI Range 150 KHz-10 MHz - 28 filters (1/4", 1/2", 1.4")

SKU XLRSCP-75-28

List price ~~$327.00~~

Save 8%

$299.95

FT400-3I, ID=3", RFI Range 1-300 MHz

SKU F400-31-1

$39.95

On Sale

Grow Light RFI kit - 2 Filters for AC In/Lamp Out, RFI Range: .15-10 MHz

SKU RFI-BALLAST

List price ~~$39.99~~

Save 25%

$29.95

LED Light RFI kit - 1 Filter for AC Power Line RFI Suppression .15-10 MHz

SKU RFI-LED-LIGHT

$9.95

On Sale

RV/Trailer Multi-Ring/Multi-Snap On Combo Pack, Mix 31, RFI Range 1-300 MHz - 17 filters

SKU RVCP-31-17

List price ~~$112.00~~

Save 15%

$95.00

Switch Mode Power Supply (SMPS) Common Mode RFI/Noise Reduction Filter Kit

SKU RFI-SMPS

$27.95

Wall Wart RFI Noise Filter Bulk Pack of 10 Filters

SKU RFI-WW-10

$29.95

Wall Wart RFI Noise Filter Bulk Pack of 100 filters

SKU RFI-WW-100

$199.95

Wall Wart RFI Noise Filter Pack (5 filters)

SKU RFI-WW-5

$16.95