Garage Door Opener RFI Kit

FLEX TUNER GENIUS RFI Kit - SO2R/3 Antenna Option

SKU RFI-AT-FLEX-TG
$89.95
Ouput RF Ports
1
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FLEX TUNER GENIUS RFI Kit - SO2R/3 Antenna Option
Product Details
MPN: RFI-AT-FLEX-TG or RFI-AT-FLEX-TG3
RFI Suppression Range (MHz): 1-100 MHz

PURPOSE

These kits are designed to choke common mode currents going into or exiting from your Tuner Genius cables. Filters are supplied for the RF Input (s) RF Outputs, DC power and LAN input. The DC power line choke helps keep common mode current out of the power line which could cause interference to other devices connected to the same power line if not suppressed. The LAN cable choke keeps any RFI off the LAN cable input.

USE

RFI-AT-FLEX-TG Standard kit for tuners with SO2R option and RFI-AT-FLEX-TG3 for tuners with 3 antenna outputs option (1X3).

Note if you use other cables into the tuner such as PTT or otherwise, use FSB31-1/2 snap on ferrites for these lines and wind 2 or more turns thru center if possible. These ferrites sold separately.

KIT INCLUDES

Filter Type

Usage

SO2R Kit

3 Antenna Kit

Snap On (1/2” ID)

DC Power

1

1

Snap On (1/2” ID)

Ethernet/LAN input

1

1

FSB31-1
RF Output
2
3
FSB31-1
RF Input
2
1

Total Filters


6

6

INSTALLATION GUIDELINES

SO2R Kit - Part# RFI-AT-FLEX-TG (2 Inputs, 2 Outputs)

RF Output:Snap On Filter (1” ID) – 3 turns (1/2" cable) or 6 turns (1/4" cable) of coax cable through center for each output - Use 1 for channel A and one for channel B Output

RF Input Snap On (1" ID) - 3 turns (1/2" cable) or 6 turns (1/4" cable) of coax cable through center for each input - Use one for channel A and one for channel B Input

Ethernet Cable:Snap On Filter (1/2” ID) – multiple turns through center

DC Power:Snap On Filter (1/2” ID) – 2 or more turns of DC (+ and -) power cord through center

3 Antenna Kit - Part# RFI-AT-FLEX-TG3 (3 Antennas, 1 input)

RF Output:Snap On Filter (1” ID) – 3 turns (1/2" cable) or 6 turns (1/4" cable) of coax cable through center for each output

RF Input Snap On (1" ID) - 3 turns (1/2" cable) or 6 turns (1/4" cable) of coax cable through center for TX input

Ethernet Cable:Snap On Filter (1/2” ID) – multiple turns through center

DC Power:Snap On Filter (1/2” ID) – 2 or more turns of DC (+ and -) power cord through center

Also make sure you connect a good RF ground to the tuner ground post.


Christmas lights or yard lights with switching DC power supplies are often the RFI source and a clamp on ferrite bead on the AC AND the DC side feeding the lights is needed to help suppress the switching power supply RFI noise.  Suitable snap on beads are FSB31-1/2 for the 1-250 MHz range.

We have also had reported wireless HDTV boxes, and FOSCAM and AMCREST security camera systems causing RFI to garage door remote openers. Use our Garage Door Opener RFI kit to suppress the interference to the opener (VICTIM) – you need one kit for each opener.  Maximize the distance from the camera to the openers may also help.  Additionally shield cable to the garage door sensors may be needed depending on severity of the camera RFI.

Obvious Tech Note: make sure your remote batteries have enough energy to activate the GDO or the signal they transmit may not be large enough to over ride the RFI signal, but a fresh battery may be able to overcome the weak RFI source and allow the GDO to operate correctly.