Futaba 4YF_c1 Off-Road Ready 4-Channel FM System with S3003 Servos [4YF_c1]

Futaba 4YF 4-Channel FM 40MHz/ R136F/ 3xS3003

Price:

AUD$148.53

Brand:

Futaba

Model:

4YF_c1

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Steady Signal Control from the Futaba 4YF 4-Channel Package

The Futaba 4YF_c1 4-Channel FM Radio System is aimed at pilots who want reliable, repeatable control. Included are three S3003 ball bearing servos that smooth out servo motion, and the R127DF narrow-band dual conversion receiver helps maintain a clear link during club runs or backyard use.

Notable Control and Convenience Items

Servo reversing on every channel to accommodate different installations and orientations.
Well-placed power and servo reverse switches to reduce the chance of accidental changes mid-session.
Clear LED battery meter keeps status checks quick and simple.
Spring-return trainer switch for easy instructor intervention during practice.
Knurled gimbal tops help keep consistent stick control during technical driving.

Specifications

Transmitter Modulation: FM
Power Requirement: 9.6V NiCd battery
Current Drain: 180mA
Receiver Narrow Band: 20kHz
Intermediate Frequency: 1st IF: 10.7MHz, 2nd IF: 455kHz
Receiver Power Requirements: 4.8 to 6.0V
Servo Speed: 0.23 sec/60° at 4.8V, 0.19 sec/60° at 6.0V
Servo Torque: 44.3 oz-in (3.2kg-cm) at 4.8V, 56.8 oz-in (4.1kg-cm) at 6.0V

A dependable package for those seeking a traditional FM setup with improved servo smoothness and straightforward controls for tuning and use.

Do the included servos have ball bearings?

Yes, the three S3003 servos included in the Futaba 4YF_c1 kit use ball bearings for smoother motion than basic bushing-style servos.

Can I use this transmitter with a different Futaba receiver?

You can pair it with compatible Futaba FM receivers that match the narrow-band specifications, but it is not compatible with 2.4GHz-only receivers.

What maintenance keeps the system reliable?

Regularly check antenna condition, keep battery packs healthy, and inspect servo linkages for wear to maintain best performance.

Is the trainer switch adjustable or fixed?

The trainer toggle is spring-loaded for immediate return to the default position, making it easy to cut control back to the main pilot quickly.

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