4
System Features
Transmitter Features
• Two Channels
• AM modulation
• Easy-to-read LCD graphics display
• Two model memory
• Three-digit model name entry
• Electronic digital trim levers for throttle and steering
• Two assignable electronic grip levers
• Direct display trim function
• Servo reversing
• Sub-trim
• Steering dual rate
• Steering endpoint adjustment
(two points — left and right)
• Brake/throttle point adjustment
• Low battery alarm
• Plug-in crystals
• Charge jack receptacle (rechargeable batteries
not included, order JRPB958)
R-122 Receiver Features
• Two Channels
• AM modulation
• 27MHz/75MHz available
• Battery eliminator circuitry (BEC)
• Patented ABC&W interference technology
Z250 Servo Features
• Zero deadband amplifier for accurate neutral centering
• Low current drain
• Indirect drive feedback potentiometer for additional
vibration protection
• Surface Mount Technology (SMT)
• Durable nylon gear train for long life
System Specifications
System Components
XR-2 Transmitter Specifications
R-122 Receiver Specifications
Z250 Servo Specifications
Torque (oz/in) 40.3 oz/in
Speed . 25sec/60
Weight (oz) 1.47 oz
Size (in) (WxLxH) 0.73x1.52x1.32
Motor 3-pole ferrite type
Model Number NER-122
Type 2-channel/AM
ABC&W circuitry
Frequency 27/75 MHz
Sensitivity 5qs minimum
(microseconds)
Selectivity 8 KHz/50dB
Weight (oz) .88 oz
Size (in) (WxLxH) 1.26′′ × 1.76′′ × .87′′
Receiver antenna 14.75′′
Power Supply 4.8-6.0V D/C
Model number XR-2
Encoder 2-channel computer system
RF output 27/75 MHz
Modulation AM modulation
Output power 195.0 Mw
Current drain 150 mA
Power source 1.2V x 8 dry cell
(1.2V × 8 NiCad
600 mAh optional)
Output pulse 1000-2000 (1500 neutral)
System name XR-2
Transmitter NET XR-2
Receiver R-122
Servos Z250x2 (1 if equipped with ESC
speed control)
Accessories B.E.C. switch harness with bat-
tery case Servo accessories (for
two servos) Instruction manual
JR XR-2 7/15/99 8:35 AM Page 4
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