Table 1 Operation modes of HFA
From: High Frequency Analyzer (HFA) of Plasma Wave Experiment (PWE) onboard the Arase spacecraft
Mode | Region | Input | Output | Frequency range | Steps | Interval (s) |
|---|---|---|---|---|---|---|
EE-UV | Apogee | Eu, Ev | <|Eu|2> | 10 kHz–10 MHz | 479 | 8 |
<|Eu|2> | 10 kHz–10 MHz | 479 | 8 | |||
EE-LR | Apogee | Eu, Ev | <|EL|2> | 10 kHz–10 MHz | 479 | 8 |
<|ER|2> | 10 kHz–10 MHz | 479 | 8 | |||
EB | Perigee | Ev, B γ | <|Ev|2> | 10 kHz–10 MHz | 479 | 8 |
<|B γ |2> | 10 kHz–100 kHz | 160 | 8 | |||
<E *v B γ > | 10 kHz–100 kHz | 160 | 8 | |||
PP-1 | Plasmapause | Eu, Ev | <|Eu|2 >+<|Ev|2> | 10 kHz–400 kHz | 200 | 1 |
PP-2 | Plasmapause | Eu, Ev | <|Eu|2 >+<|Ev|2> | 100 kHz–1 MHz | 200 | 1 |