変形 へんけい周波 しゅうは数 すう変調 へんちょう記録 きろく

henkeishūhasūhenchōkiroku

1. Not variable-frequency modulation recording.; Not frequency-shift keying recording.

1. Was variable-frequency modulation recording.

1. Variable frequency modulation recording

1. Variable frequency modulation recording; Variable-frequency modulation recording

1. It is not variable frequency modulation recording.; It's not a variable frequency modulation record.

1. It's not variable frequency modulation recording.

1. Variable frequency modulation recording was.

1. Variable frequency modulation recording.; Polite variable frequency modulation recording.

1. It is not variable frequency modulation recording.

1. Wasn't variable frequency modulation recording.

1. Likely variable frequency modulation recording.; Possibly, it's a variable frequency modulation record.

1. Was not variable frequency modulation recording.; Was not a variable frequency modulation record.

1. Wasn't variable frequency modulation recording.; Wasn't a variable frequency modulation record.

1. Probably variable frequency modulation recording.

1. Was not variable frequency modulation recording.; Was not a variable frequency modulation record.

1. If it were variable frequency modulation recording; If variable frequency modulation recording were the case

1. If it is frequency-modulated recording with variation; If variable frequency modulation recording exists

1. If/when variable frequency modulation recording