Introduzione
The FUTABA GYA553 is a high-performance 6-axis flight control gyroscope designed for fixed-wing aircraft. It is compatible with both electric motor and oil engine setups and supports the S.BUS communication system. This compact and lightweight unit provides enhanced flight stability and control, making it suitable for a wide range of pilots, from beginners seeking assistance with stable horizontal flight to experienced users looking for precise control and advanced features.
1. Prodotto finitoview e componenti
The GYA553 package typically includes the following components:
- FUTABA GYA553 6-Axis Gyroscope Unit
- Cavi di collegamento
- Nastro biadesivo per montaggio
- Manuale di istruzioni

Image: FUTABA GYA553 Gyroscope unit with connection cables and mounting tape.

Image: The GYA553 unit, instruction manual, and accessories as packaged.
2. Configurazione e installazione
2.1 Physical Mounting and Orientation
The GYA553 can be installed in various orientations within your fixed-wing aircraft. Ensure the unit is securely mounted using the provided double-sided tape to minimize vibrations. The orientation of the unit must be correctly configured during setup to ensure proper flight control.

Image: Supported installation orientations for the GYA553: Face up, Face left, Face down, and Face right.
2.2 Descrizione dell'interfaccia
Familiarize yourself with the ports and indicators on the GYA553 unit:

Image: Detailed diagram of the GYA553's ports and controls.
- P.BOX: Port for connecting the optional GPB-1 Program Box for detailed parameter settings.
- S.BUS 2: S.BUS 2 signal input/output terminal.
- LED MODALITÀ: Indicator for current mode or wing type.
- MODE SW: Button to cycle through modes or wing types.
- LED DATI: Data status indicator.
- DATA SW: Data related switch.
- AIL 1, AIL 2, ELE, RUD: Servo output ports for Aileron 1, Aileron 2, Elevator, and Rudder.
- SB/R2: S.BUS/Rudder 2 port.
- Head direction mark: Indicates the forward direction of the unit.
2.3 Collegamenti di cablaggio
The GYA553 supports an 18-channel S.BUS signal output terminal. Servos other than the dedicated gyro channels can also be connected. Utilizing the high-speed S.BUS output ensures optimal gyro performance.

Image: S.BUS connection diagram for the GYA553. Connect the GYA553 to the S.BUS 2 receiver with the receiver connection cable. *SB/R2 port switching is required when using RUD 2.
Transmitter Function Mapping:
| Canale (CH) | Funzione |
|---|---|
| CH1 | Alettone |
| CH2 | Ascensore |
| CH4 | Timone |
| CH5 | Aileron Gain |
| CH6 | Alettone 2 |
| CH7 | Elevator Gain |
| CH8 | Rudder Gain |
| CH9 | Ascensore 2 |
| CH10 | Recovery mode ON/OFF |
| CH11 | Timone 2 |
3. Initial Setup and Parameter Configuration
3.1 Wing Type Selection
The GYA553 supports various wing types. You can select the appropriate wing type by performing a short push on the MODE SW button. The MODE LED will indicate the currently selected wing type with a specific color:
- Normal [Default]: LED blu
- Elevon: LED verde
- V-tail: Violet LED

Image: Wing type selection process and LED indicators.
3.2 Parameter Setting with GPB-1 Program Box
For advanced parameter settings and fine-tuning of the GYA553, connect the separately sold GPB-1 Gyro Program Box to the P.BOX port of the GYA553. Ensure your GPB-1 has the latest firmware installed, which may require updating from the Futaba website using a CIU-3 or CIU-2 interface. Refer to the Futaba website for detailed instructions on firmware updates and parameter adjustments.

Image: Connecting the GPB-1 Program Box for GYA553 parameter settings and firmware updates.
4. Istruzioni per l'uso
The GYA553 6-axis gyroscope provides enhanced stability and control for fixed-wing aircraft. Once properly installed and configured, it assists in maintaining stable horizontal flight, counteracting external disturbances, and providing a smoother flying experience. This is particularly beneficial for beginners learning to fly or for advanced maneuvers requiring precise control. The gyro actively senses the aircraft's attitude and makes rapid corrections to keep it stable.
5. Manutenzione e cura
To ensure the longevity and optimal performance of your FUTABA GYA553, follow these maintenance guidelines:
- Mantenere pulito: Regularly clean the unit to prevent dust and debris accumulation. Use a soft, dry cloth.
- Evitare l'umidità: Protect the unit from water and excessive humidity, as moisture can damage electronic components.
- Controllare le connessioni: Periodically inspect all wiring connections to ensure they are secure and free from damage. Loose connections can lead to intermittent performance or failure.
- Montaggio sicuro: Ensure the gyroscope remains firmly mounted to the aircraft. Vibrations can affect performance and potentially loosen the unit over time.
- Conservazione corretta: When not in use, store the GYA553 in a dry, cool place, away from direct sunlight and extreme temperatures.
6. Guida alla risoluzione dei problemi
If you encounter issues with your GYA553, consider the following troubleshooting steps:
- Nessuna alimentazione/Spie luminose spente: Check all power connections from the receiver or power source to the GYA553. Ensure the power supply is within the specified voltage range (DC 3.8V - 8.4V).
- Incorrect Gyro Response: Verify the mounting orientation is correctly set in the GYA553's parameters. Re-check servo connections and ensure they are plugged into the correct ports.
- Volo instabile: Review the wing type selection. Ensure the gain settings for Aileron, Elevator, and Rudder are appropriate for your aircraft and flying style. Excessive gain can lead to oscillations, while too little gain may result in insufficient stabilization.
- S.BUS Communication Issues: Ensure the S.BUS 2 receiver is properly connected and functioning. Check the S.BUS connection cable for damage.
- Parameter Setting Problems: If using the GPB-1 Program Box, ensure its firmware is up-to-date and the connection to the GYA553 is secure.
- Fare riferimento al manuale: Always consult the detailed instruction manual (if a more comprehensive version is available from Futaba) for specific error codes or advanced troubleshooting procedures.
If problems persist, contact Futaba customer support or your local dealer for further assistance.
7. Specifiche
The following are the technical specifications for the FUTABA GYA553 6-Axis Flight Control Gyroscope:

Image: Key specifications of the GYA553.
| Caratteristica | Specificazione |
|---|---|
| Numero di modello | GYA553 |
| Dimensioni (L x P x A) | Dimensioni: 28 x 26 x 16 mm |
| Peso | 8.5 grammi |
| Volume di lavorotage | CC 3.8V - 8.4V |
| Consumo attuale | 27mA |
| Materiale | Materiale composito |
| Per tipo di veicolo | Fixed-wing Aircraft (categorized as Cars in some listings) |
| Ricambi e accessori RC | Connettori/Cablaggio |
| Forniture di utensili | Utensili |
| Parti/accessori di aggiornamento | Base Do |
| Periferiche/dispositivi di controllo remoto | Controllo remoto |
| Età consigliata | 14+ anni |
| Origine | Cina continentale |
| Quantità | 1 pezzi |
| Is Electric (Gyro) | No Battery (unit itself does not contain a battery) |
| Batterie incluse | NO |
| Battery/Power Supply | Non incluso |
| Caricabatterie/adattatore | Non incluso |
| Sostanza chimica altamente preoccupante | Nessuno |
8. Garanzia e supporto
This product is covered by standard AliExpress service commitments, which include:
- Consegna veloce: Estimated delivery between Sep. 28 - Oct. 05 (via AliExpress Standard Shipping). A $1.00 coupon code may be provided if delivery is delayed. Refunds are available if the package is lost or items are damaged.
- Resi gratuiti: Approfitta dei resi gratuiti entro 90 giorni dall'acquisto.
- Sicurezza e privacy: I tuoi dati personali sono protetti e non vengono condivisi con terze parti senza il tuo consenso. I pagamenti sono sicuri.
For detailed warranty information, technical support, and the most up-to-date resources, please refer to the official Futaba website or contact your authorized Futaba dealer.





