Radome

Type

Fiberglass skin foam sandwich

Diameter

11.89m (39 ft.)

RF Loss (two-way)

0.3 ± 0.06 dB over 2.7–3.0 GHz band

Transmitter

Type

Master Oscillator Power Amplifier (MOPA)

Frequency range

2.7–3.0 GHz

Peak power output (nominal)

500 kW into antenna

Pulsewidth (nominal)

1.57 µs (short pulse); 4.5 µs (long pulse) ± 4%

RF duty cycle (maximum)

0.002

Pulse Repetition Frequency

Long pulse

322–422 Hz ± 1.7%

Short pulse

322–1282 Hz ± 1.7%

Waveform types

Contiguous and batch

Receiver

Type

Linear

Tunability (frequency range)

2.7–3.0 GHz

Bandwidth (3 dB)

0.63 MHz (short pulse); 0.22 MHz (long pulse)

Phase control

Selectable

Receiver channels

Linear output I/Q; log output

Dynamic range

95 dB max; 93 dB at 1 dB compression

Minimum detectable signal

-113 dBm

Noise temperature

450 K

Intermediate frequency

57.6 MHz

Sampling rate

600 kHz

Signal Processor

Type

Hardwired/programmable

Parameters derived

Reflectivity; mean radial velocity; Doppler spectral width

Algorithms (respective)

Power averaging; pulse-pair; single-lag correlation

Accuracy (Standard Deviation)

Reflectivity

< 1 dB

Velocity and spectrum width

< 1 m s-1

Number of Pulses Averaged

Reflectivity

6–64

Velocity and spectrum width

40–200



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