1. Ifihan
The HotRC F04BT is a compact 4-channel 2.4GHz mini receiver equipped with a built-in gyroscope. It is designed to provide stable and precise control for various remote-controlled models, including cars, tanks, ships, and boats. This receiver is compatible with HotRC CT-6A, HT-8A, DS-600, CT-6B, and CT-8B remote controllers.
2. Awọn pato

Figure 1: HotRC F04BT Receiver Overview pẹlu Awọn pato
| Ẹya ara ẹrọ | Sipesifikesonu |
|---|---|
| Awoṣe ọja | F-04BT |
| Nọmba ti awọn ikanni | 4 |
| Alailowaya Igbohunsafẹfẹ | 2.4GHz |
| Iṣagbewọle Voltage | DC 4V-9V |
| Ṣiṣẹ Lọwọlọwọ | 25mA |
| Pada Voltage | Rara |
| Pada Alaye | Signal [50m] |
| Isakoṣo latọna jijin | 100-300m* (approx. 100m on ground, 300m in air; actual use varies by environment) |
| Gyroscope | Yes (Not supported for aircraft models) |
| Irisi Irisi | 22mm × 15mm × 10mm |
| Iwọn Ọja | 5g |
| Applicable Types | RC Cars, Ships, Tanks, Boats |
| Ohun elo | Ohun elo Apapo |
| Plug Spacing | 1.5 |
3. Alaye Aabo
- Rii daju igbewọle voltage is within the specified DC 4V-9V range to prevent damage to the receiver.
- The built-in gyroscope function is specifically designed for ground and water vehicles (RC cars, tanks, ships, boats) and is NOT supported for aircraft models. Using it with aircraft may lead to unstable flight or loss of control.
- Remote control distance can be affected by environmental factors such as obstacles, signal interference, and battery levels. Always test the range in a safe, open area before full operation.
- Keep the receiver away from moisture, extreme temperatures, and strong electromagnetic fields to ensure optimal performance and longevity.
4. Package Awọn akoonu
Apo naa pẹlu:
- 1 x HotRC F04BT 4CH 2.4G Gyro Mini Receiver
5. Eto

Figure 2: HotRC F04BT Receiver Port Layout
- Asopọ agbara: Connect the receiver to a power source providing DC 4V-9V. Ensure correct polarity to avoid damage. This can typically be done via the ESC (Electronic Speed Controller) or a dedicated battery connected to the 'B' port.
- Channel Connections: Connect your servos and ESC to the corresponding channels on the receiver. Refer to the labels on the receiver and your model's requirements:
- CH1: Channel 1 (e.g., Steering for cars, Rudder for boats)
- CH2: Channel 2 (e.g., Throttle for cars/boats)
- CH3: Channel 3 (Auxiliary function)
- CH4: Channel 4 (Auxiliary function)
- B: Bind/Battery port (used for binding or external battery connection if not powered via ESC).
- Ilana Asopọmọra:
- Turn on your compatible HotRC remote controller (e.g., CT-6A, HT-8A, DS-600, CT-6B, CT-8B) and put it into binding mode. Refer to your remote controller's manual for specific instructions.
- Power on the F04BT receiver.
- Press and hold the bind button (labeled 'B' or indicated by a small button next to the ports) on the receiver until the indicator light changes, signifying successful binding.
- Tu bọtini asopọ naa silẹ.
- Turn off both the receiver and the remote controller, then power them back on in sequence (remote first, then receiver) to confirm the binding.
- Test the connection by operating your model's controls.
6. Awọn ilana Iṣiṣẹ
- Agbara Tan: Ensure the receiver is correctly connected to your model's power source and the remote controller is turned on.
- Iṣẹ Gyroscope: The F-04BT receiver's built-in gyroscope helps maintain a straight trajectory and prevents unwanted tail swinging or rollovers in RC cars, tanks, ships, and boats. This function operates automatically once the receiver is powered and bound.
Note: This gyroscope function is not active or supported for aircraft models. - Ṣayẹwo ibiti o wa: Before operating your model at a distance, perform a range check in a safe, open area to ensure reliable signal reception.
- Iṣakoso: Operate your model using the corresponding sticks and buttons on your remote controller.
7. Laasigbotitusita
- Ko si ifihan agbara / pipadanu iṣakoso:
- Check if the receiver is properly powered (DC 4V-9V).
- Ensure the receiver is correctly bound to your remote controller. Repeat the binding procedure if necessary.
- Verify that the remote controller's batteries are charged.
- Check for potential signal interference from other 2.4GHz devices or large metal objects in the operating area.
- Ensure the remote control distance is within the specified range (100-300m).
- Gyroscope Malfunction (for cars/ships/tanks):
- Ensure the receiver is mounted securely and not vibrating excessively within your model.
- If your remote controller supports gyroscope calibration, refer to its manual for instructions.
- Gyroscope Not Working on Aircraft:
- This is expected behavior. The F-04BT's gyroscope is explicitly stated as "Not supported for aircraft."
8. Awọn imọran olumulo
- While the gyroscope is not intended for aircraft, it can significantly enhance the stability and straight-line tracking of ground vehicles, especially in challenging or uneven terrains.
- Always double-check all wiring connections to ensure they are secure and correctly polarized before powering on your model to prevent short circuits or damage to components.
9. Atilẹyin ọja ati Support
This HotRC F04BT receiver is manufactured under quality control standards and holds CE certification.
For technical support, troubleshooting assistance, or any warranty-related inquiries, please contact the seller or manufacturer directly. When contacting support, please provide your product model (F-04BT) and any relevant details, such as pictures or videos of the issue, to facilitate a quicker resolution.