RC radio crystals are essential for ensuring your remote-controlled vehicle operates smoothly and reliably. They act as the heart of your radio system, dictating the specific frequency your transmitter and receiver communicate on. Selecting the correct crystal is crucial for avoiding interference and achieving optimal performance for your hobby.
- Haiboxing MPN: E122
- TX & RX Crystal - AM 27Mhz
- Q'TY: 1 Pair /1Bag
- For Haiboxing AM Transmitter & Receiver
- LCD screen display, 3CH remote control for RC cars and boats.
- Works between 2.400GHz to 2.4835GHz frequencies, divided into 160 wave bands.
- It covers the entire band width of the antenna bandwidth range. Adopts AFHDS (Automatic Frequency Hopping Digital System).
- High receiving sensitivity. Super active and passive anti-jamming capabilities.
- Very low power consumption, and stable performance.
- 1pair Crystal AM 27MHz TX & RX RC Buggy Car Truggy HBX part E122
- ❗ Important Note: This is a science project kit that requires guidance from someone with basic electronics knowledge. It is not a simple “grandparent and grandchild” craft project. Building a working crystal radio AM receiver may require research...
- ⚡ Includes Authentic Components (Not a Toy): This kit uses real electronic parts—including a diode, resistor, capacitor, and earphone—to build a functioning circuit. ⚙️The wooden components are fragile when unassembled but become sturdy once...
- 📡 AM Frequency Tuning: Use the flexible coil system to adjust reception and study wave behavior. Optimal Performance: For the clearest sound and best results, use this kit in locations with strong radio signal
- 🧠 Exploratory Learning: Go beyond the guide—experiment, troubleshoot, and learn how radios really work.
- 🔧 No Soldering Needed: Easily assembled with clips and wires — safe for supervised environments. For a more permanent and reliable connection, soldering is recommended over glue.
- 📘 Basic Guide Included: Provides build steps while encouraging self-guided STEM discovery.
- Haiboxing MPN: E122
- TX & RX Crystal - AM 27Mhz
- Q'TY: 1 Pair /1Bag
- For Haiboxing AM Transmitter & Receiver
- Haiboxing MPN: E122
- TX & RX Crystal - AM 27Mhz
- Q'TY: 1 Pair /1Bag
- For Haiboxing AM Transmitter & Receiver
- Haiboxing MPN: E122
- TX & RX Crystal - AM 27Mhz
- Q'TY: 1 Pair /1Bag
- For Haiboxing AM Transmitter & Receiver
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Last update on 2026-08-30 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best RC Radio Crystals
Frequency Band
RC radio crystals operate within specific frequency bands, most commonly 27 MHz, 49 MHz, 75 MHz, and 2.4 GHz. While older systems used lower frequencies, 2.4 GHz is now the standard for most modern RC vehicles due to its superior interference resistance and digital communication. Ensure the crystal matches the frequency band of both your transmitter and receiver.
Channel Number
Within each frequency band, there are multiple channels available. Each channel corresponds to a specific crystal frequency. If you operate multiple RC vehicles in the same area, using different channels is vital to prevent signal interference. Check the manual for your transmitter and receiver to determine compatible channel numbers or consult a frequency chart.
Type and Size
Crystals come in various physical types and sizes, often denoted by a pin configuration or a specific model number. While less critical than frequency and channel, ensuring the physical compatibility of the crystal with your radio system's crystal socket is important for a secure connection.