RV Antenna Accessories

What does an RV antenna booster actually do?

An RV antenna booster amplifies the weak over-the-air TV signal picked up by your roof antenna before it reaches your television, which improves channel count and picture stability in fringe reception areas. Most boosters draw 12V DC power from the wall plate and add roughly 15 to 20 dB of gain. If your booster wall plate light will not turn on, the amplifier circuit has usually failed and replacing the wall plate or power injector resolves the problem. Browse related RV electronics components for compatible wiring and accessories.

Will a King or Winegard antenna booster wall plate fit my existing antenna?

Replacement wall plates from King, Winegard, and Jack are generally compatible with the same brand's antenna head, but cross-brand swaps require checking the coax connection type and the 12V power feed wiring. Confirm the model number printed on your current wall plate before ordering, and match the bezel size if you want to reuse the existing wall cutout. Plates ship with mounting screws and a wiring diagram for direct replacement.

How do I replace a broken RV antenna crank handle?

The crank handle on a Winegard Sensar or batwing-style antenna threads onto a gear shaft inside the ceiling plate, and most replacement handles install with two screws once the old handle is removed. If the antenna will not raise or lower smoothly, the issue is often the elevating gear assembly underneath rather than the handle itself, so inspect both before ordering. Verify whether your unit uses the standard short handle or the extended version for taller ceilings.

Can I upgrade my old crank-up antenna to a newer booster system?

Yes. You can keep the existing Winegard Sensar antenna head and upgrade only the wall plate and amplifier circuit to gain better signal pull and HD reception, which is the lowest-cost path. A full upgrade to a powered omnidirectional or digital HD antenna requires roof access and new coax routing. Pair the upgrade with surge protection from our RV plug adapters and power accessories collection to protect the new amplifier from voltage spikes.