LC 57 M
Loudspeaker level control (L-pad) for treble and midrange, high power handling (up to 20 watts continuous power), with ventilation slots on the rear, left stop position equals "Off". Serves for adapting the mid- and highrange to the acoustic properties of the room. Including mounting screws. Except of the label, LC 57 H and LC 57 M have the same design.
No longer available