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Table 1 Specification of the equatorial atmosphere radar (EAR)

From: Retrieval of temperature profiles using radio acoustic sounding system (RASS) with the equatorial atmosphere radar (EAR) in West Sumatra, Indonesia

Location

100.32°E, 0.2°S, 865 m MSL

Active phased array antenna

110 m in diameter with 560 3-element Yagi

Operating frequency

47 MHz

Peak transmitting power

100 kW

Shortest pulse width

1 µs

Height resolution

150 m

Antenna beam steering

Any direction within 30° from the zenith

Effective antenna beam width (3 dB)

3.4°