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Small Radio Altimeter MY-28A、MY-24(XXX-28A、XXX-24)
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Micro Radio Altimeter MY-2001

Subminiature Radio Altimeter MY-3001

The MY-3001 series altimeters include models such as MY-3001A, MY-3001B, MY-3001C, MY-3001D, MY-3001E, MY-3001F, MY-3001G, and MY-3001H; as China’s smallest and lightest full-function radio altimeters that meet aerospace standards, they serve as key components for longitudinal height channel control and can be widely used in cruise missiles and UAVs to measure altitude relative to the sea or ground. The MY-3001 series altimeters adopt linear modulation coefficient technology adaptive to altitude changes and echo signal narrow-band receiving technology to enhance the product’s resistance to active interference, use coherent local oscillator mixing to achieve superior performance in resisting co-frequency asynchronous interference, employ echo signal spectrum front detection technology to improve tracking accuracy, and follow the three design principles of serialization, standardization, and modularization to enable high-speed production; additionally, built on a closed-loop tracking system, they integrate digital control technology, microwave integration technology, and hybrid integration technology to realize ultra-miniaturization of the product. As China’s first full-function radio altimeter, the series is known as the “high-speed rail ticket” in the industry.

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Description

Main Electrical Performance

  •  Working frequency: 4300 ± 100MHz;
  • Radiation power: 20 ~ 24dBmW;
  • Receiving sensitivity: better than – 85dBmW;
  • Height measurement capacity: not less than 1500m;
  • Altimetry accuracy: ±0.4 m, 0.5m﹤H≤10m; ±(0.2+0.02×H) m, 10m﹤H≤1500m;
  • 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 ℃;
  • Output form: RS422.

 

Mechanical Parameters

Dimension and weight of each part of altimeter

Serial number Name Size Weight(kg)
1 Measurement and control unit Maximum appearance: 86mm×52mm×41.5mm ≤0.23
2 Transmitting antenna Optional –
3 Receiving antenna Optional –
4 Feeder Optional –
Optional

 

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