The Yaesu FT-990 features multiple direct digital synthesizers for pure local signals for high performance. The triple-conversion, general coverage receiver tunes from 100 kHz to 30 MHz. A 500 Hz CW filter is built-in. It has a keypad entry. Power output is adjustable up to 100 Watts output (25W AM). The top panel provides access for special user adjustments. Operation is from 120 VAC.