Proel AUP4125S - Manuale (Pagina 24)

24
Turn the operating method selector (Fig. 2, Ref. 5) to 70V.
Connect the constant voltage line (70V) between the two “+” and “‐” terminals (Fig. 2, Ref. 8) .
9 The loudspeakers must be supplied with a transformer having an input voltage equivalent to that of the amplifier.
9 The total power of the loudspeakers must not exceed the maximum output power of the amplifier.