Signal Loss Alarm& Lost Aircraft Finder


Signal Loss Alarm& Lost Aircraft Finder

In stock
can be shipped within 1 days

The price includes VAT
Delivery weight: 100 g

  • Model:    SK-600073


      The Signal Loss Alarm & Lost Aircraft Finder is controlled by a tiny MCU. As simple device, it can be plugged into any servo/RX port, will detect the loss of TX signal and emit a loud 85dB alarm. Ideal for warning you if you have not turned off your RX power supply while in the pits, or if you are having trouble finding a model in the long grass, simply turn off your TX the alarm will sound and the red LED will start to blink! With its versatility and small size, the Signal Loss Alarm & Lost Aircraft Finder is a "must-have" accessory for fliers.

    If you don't want the alarm to beep after one minute. You can disable one minute TX inactive warning by simply move the switch to mode 2.
      Loud >85dB alarm gets your attention.  
      Built-in LED.  
      Can be used as a reminder to turn off the R/C receiver.  
      One minute TX inactive warning can be turn off (Mode 2).  
      Plugs into any standard 4.8 - 6.0 V DC powered receiver.  
      Average current draw is under 2.5mA when idle, 50mA during alarm.  
      Small size and weight (~7-grams).  
    Revised  2015-02-07Suitable Controller: All PPM/FM, PCM/FM, AM Tx/Rx 
  • Weight : 4.7 g
  • Operating Voltage : 4-6 volts DC
  • Current consumption : < 35 mA (1 mA at standby mode)
  • Alert Level : 85dB ( like jet-plane engines sound)
  • Installation : Share signal channel from any Servo unit



  • Connect the alarm between the servo and the receiver, i.e. act as a servo extension cord
  • Turn on your TX. and you will hear 2 x beep sound
  • Do not move any of the control stick on the TX or simply turn off the the TX. You will hear a continuous beep sound after 1 minute. It will stop once you turn on your TX or move the control stick
  • If you ignore the continuous beep sound for around 2minutes, the beep sound will change to a louder V sound
  • You need to disconnect the alarm from the receiver in order to switch off the alarm
  • Make Sure The Correct Polarity Before Turn On The TX
  • With this device, you can locate or find your lost plane/helicopter easily within the effective range for that tracker can over 50M,Simply turn off your TX,
  •  the tracer will start to scream ( just like the   engines sound from the real airplane) follow the lead and you can find your beloved plane


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