(=> (Typical-Dc-Output-Level $X $Y) (Voltage-Quantity $Y)) (=> (Typical-Dc-Output-Level $X $Y) (Semiconductor $X)) (Typical-Dc-Output-Level Lm383-7-Watt-Audio-Power-Amplifier (* 7.2 Volt)) (Typical-Dc-Output-Level Lm383a-7-Watt-Audio-Amplifier (* 7.2 Volt))