SKU: 8112357783

RadioMaster RP3-H ELRS 2.4GHz TCXO Dual Antenna Nano Receiver

Sale price$23.39 Regular price$25.99
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Description

RadioMaster RP3-H ELRS 2.4GHz TCXO Dual Antenna Nano ReceiverDesigned specifically for use with our Nexus Helicopter Flybarless control unit and compatible with all CRSF S. BUS enabled flight controllers the RP3 H ExpressLRS receiver comes with a built in TCXO and an integrated housing design that makes the receiver tougher and ready to mount in modern helicopter frames. With the RP3 H receiver, you can get reliable, stable, and accurate signal reception, which enhances your flight experience and allows for

Designed specifically for use with our Nexus Helicopter Flybarless control unit and compatible with all CRSF/S.BUS enabled flight controllers the RP3-H ExpressLRS receiver comes with a built-in TCXO and an integrated housing design that makes the receiver tougher and ready to mount in modern helicopter frames. With the RP3-H receiver, you can get reliable, stable, and accurate signal reception, which enhances your flight experience and allows for superior performance even in demanding environments. The RP3-H also features an Ext-V telemetry input for compatibility with older ESCs that do not provide battery voltage telemetry via the control unit.

The RP3-H receiver uses the Skyworks SKY66112 power amplifier to increase telemetry performance, the PA provides up to 100mw of telemetry power, and antenna switching for antenna diversity. It is developed around the ESP8285 MCU and SX1281IMLTRT RF Chip, offering Lora and FLRC 2.4GHz RF links that provide incredible range and low latency. With Wifi built-in, firmware updates can be done on your craft without the need to remove the receiver.

Check out all our ExpressLRS ProductsReceivers, and the rest of our RadioMaster Products!

TCXO (temperature compensated crystal oscillator)

The TCXO ensures high stability and accuracy in frequency control, compensating for temperature variations. This results in consistent and reliable signal reception, even in extreme temperature conditions. It also reduces frequency drift over time, providing long-term frequency stability and preventing signal degradation. Click here to learn more about the TCXO.

Features:

  • Perfect for helicopters and any application that needs a rugged cased serial receiver
  • Plug'n'play solder free RP3-H ExpressLRS receivers compatible with NEXUS Heli flight controller
  • Optimized PCB design for better heat dissipation
  • LNA for better receiver range
  • PA for better telemetry range
  • Antenna Diversity for improved signal stability and range
  • Built-in a TCXO (temperature compensated crystal oscillator)
  • Automatically detects voltage telemetry of external battery voltage or receiver battery/ESC BEC voltage
  • Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS

      Specifications:

      • Item: RP3-H ExpressLRS 2.4GHz Nano Receiver
      • Type: ISM
      • MCU: ESP8285
      • RF Chip: SX1281
      • Telemetry RF power: Max 100mW
      • Antenna: 150mm 2.4GHz Antenna x2
      • Frequency Range: 2.404 - 2.479 GHz
      • Maximum receive refresh rate: 500Hz / F1000Hz
      • Minimum receiver refresh rate: 25Hz
      • Working voltage: DC 4.5 - 8.4V
      • Battery voltage detection range: DC 4.0 - 35V
      • Weight: 5.1g (Including two antenna)
      • Dimension: 28mm*24mm*8mm
      • Firmware Version: ExpressLRS v3.3.1 pre-installed
      • FW Target: RadioMaster RP3-H Diversity 2400 RX
      • Bus interface: CRSF/S.Bus

      Package Includes:

      • 1 * RP3-H ExpressLRS 2.4GHz Nano Receiver
      • 2 * 150mm IPX1 2.4GHz T Antenna (installed)
      • 1 * JST-GH CRSF 4 wire Pigtail
      • 1 * JST-GH 4 wire to JST-GH CRSF cable
      • 1 * JST-GH 4 wire to single Servo pin (single dupont connectors)
      • 1 * Voltage telemetry wire
      • 1 * Quick start guide

        Shipping Notes
        • Free Standard Shipping on $100+ Orders to the USA.
        • Except Preorder products are shipped in 48 hours.
        • Delivery to the USA:
        1. Standard Shipping : 3-10 business days
        • If time is of the essence, please consider selecting expedited delivery for faster service.
        Exchange/Return Notes
        • We offer a 30-day return/exchange service after receiving.
        • Final sale items are not eligible for returns or exchanges.
        • To process your return/exchange, please contact us at [email protected]
        • Please click here for more details>>> Return & Exchange Policy
        SKU: 8112357783

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        Smoke
        Waukegan, US
        ★★★★★ 5
        Great value and easy to install!
        Color: Black, Color: Black
        I only needed 3 of the 4 shelves so I have one as a backup! Very easy to install as well. The shelves feel sturdy and I’ve never had any issues!
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on March 15, 2026
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        Kinny
        Birmingham, US
        ★★★★★ 4
        quality matches cost + instructions unnecessarily tedious
        Color: Brown, Color: Brown
        The material is real wood but don't assume that means quality - it's still very cheap feeling, and very lightweight. But once installed they are quite stable, and they look great from afar. I got a darker colored one and the stain does come off very easily. One of the shelves had a huge manufacturer sticker on it and it took off the stain when I removed it, and a bit of the stain also came off when I wiped the shelves down with a wet cloth. It'll be dry dusting from now on, I suppose. Also, they did not fit snugly into the corner - when one side is pushed flush to the wall, it forces the other side to pull away from the wall a little bit. It wasn't a drastic space, maybe like 1/8th of an inch, but it is still something to note. I am fine with the cheap quality as they are, after all, pretty cheap, so I'd say they are worth exactly as much as they cost. Personally I am happy with the purchase - just thought I'd warn. Secondly - if you want to follow the instructions exactly, you will need two people unless you have inhuman agility. But I also think the instructions were a bit asinine and tedious. They want you to line up the LOOSE shelf and brackets with a leveler to mark where the brackets go on the wall, then put in the wall screws, hang the brackets on them, balance the shelf on the brackets to mark on the SHELF where the brackets will be attached, take the brackets off the wall to screw them into the shelf, then put the combined shelf-bracket unit once again on the wall screws and finally screw those in tight. In hindsight, you can just mark where the brackets should go on the SHELF (not wall), screw the brackets into the shelves, THEN level the shelf on the wall and screw the whole unit into the wall together. We were really baffled why the instructions didn't have us do that instead of spending extra time (and frustration) trying to juggle all the loose pieces and tools. But I'm not engineer-minded, nor have I ever installed corner shelves before, so maybe there would be some kind of issue with doing it that way that I can't predict.
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        Reviewed in the United States on June 10, 2024
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        Antonia
        Draper, US
        ★★★★★ 5
        Good shelving decor
        Color: Black
        Easy to install and perfect for a corner display of Disney decor. They are lightweight, so we didn't put anything heavy on them, but the brackets seem sturdy enough that we could probably put something moderately weighty on them.
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        Reviewed in the United States on November 25, 2025
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        Monica
        Port Orchard, US
        ★★★★★ 5
        GREAT BUY
        Color: Natural Wood
        LOVE these shelves! Got them for each side of the bed to put books. Really elevates the room, and is cuter than just a simple straight book shelf.
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        Reviewed in the United States on February 9, 2026
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        Chris K.
        Houston, US
        ★★★★★ 3
        Not made well
        Color: Natural Wood
        Not made well. Wood had some warping. Only 2 screws per bracket. Not very sturdy.
        WAS THIS REVIEW HELPFUL?YesReportShare
        Reviewed in the United States on September 19, 2025

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