Modular preamplifier mainframe, with 12 spaces for cards
PM-812/0
Description
Modular Mainframe with capacity for up to 12 electronic cards (preamplifier with adjustable sensitivity, prerecorded messages, telephone messages, automatic level control …) and with 2 internal audio 0 dB channels: a priority one, for pagings, and a program one, for music sources. Linkable with other mainframes. Power supply 24 V DC. OPTIMUS model ref. PM-812/0.