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Radio Altimeter MY-3001D

Radio Altimeter MY-3001M

The MY-3001m radio altimeter is a radar altimeter developed for the Rainbow XX UAV by a specific institute. It is widely used in UAVs to measure the altitude relative to the sea surface or the ground. This altimeter incorporates a linear modulation coefficient technology adaptable to altitude changes and a narrow-band receiving technology for echo signals, which enhances the product’s resistance to active interference. It also adopts coherent local oscillator mixing, delivering superior performance in resisting synchronous interference, and employs echo signal spectrum front-edge detection technology to improve tracking accuracy. Additionally, it features a three-dimensional design based on serialization, standardization, and modularization, endowing the product with excellent inheritance, maturity, and reliability. While retaining the closed-loop tracking system, the MY-3001m radio altimeter further adopts digital control technology, microwave integration technology, and hybrid integration technology to achieve product modularization. Moreover, its receiver is equipped with dual filters, which further boosts the product’s anti-interference capability.

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Description

Main Electrical Performance

  • Working frequency: 4.2 ~ 4.4GHz;
  • Radiation power: 20 ~ 24dBmW;
  • Receiving sensitivity: better than – 85dBmW;
  • Height measurement capacity: not less than 800m;
  • Altimetry accuracy: ±0.4 m, 0.5m﹤H≤10m; ±(0.2+0.02×H) m, 10m﹤H≤800m;
  • Adaptive flight attitude: ± 30° in pitch and ± 30° in roll;
  • Horizontal velocity: 0-3 mach;
  • The power supply DC is 18~36V, and the consumption current is not more than 0.5A;
  • Working temperature: – 40～+60 ℃;

 

Mechanical Parameters

Dimension and weight of each part of altimeter

Serial number Name Size Weight(kg)
1 Measurement and control unit Maximum shape: 120mm×75.5mm×116mm ≤ 1.1kg
2 Transmitting antenna 90mm×67.6mm×3.8mm (connector not included) ≤ 0.2kg
3 Receiving antenna 90mm×67.6mm×3.8mm (does not include connectors) ≤ 0.2kg
4 Feeder 2000mm –
2000mm

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