This document is the specification manual for the R614FS receiver. The receiver works on the 2.4GHz band, supports the FASST-C2 system, has a voltage range of 3.7V-7.4V, and is 1.38x0.91x0.33 inches in size and weighs 0.28 ounces (8 grams).
The Futaba R614FS is a diversity 4-channel receiver designed for use with the Futaba FASST-C2 system transmitter. It operates in two modes: Normal mode, which accepts any type of servo or peripheral, and High Speed mode, which only accepts digital servos (including BLS series) and most brushless ESCs. The receiver features an auto-detection mechanism that locks into the detected mode once power is turned on.
| System | FASST-C2 system |
|---|---|
| Channels | 4-channel receiver |
| Frequency Band | 2.4GHz band |
| Size | 1.38x0.91x0.33" (35.1x23.2x8.5mm) |
| Weight | 8g |
| Rated Voltage | 3.7V-7.4V |
High Speed mode only accepts digital servos, including the BLS series, and most peripheral equipments such as brushless ESCs.
No, you should never use dry batteries for the power supply of the R614FS as it may cause difficulties with operation.