d&b audiotechnik A1 Mainframe F-Series Operation & User’s Manual

39, M1220 Data Sheet M1220 M1220 cabinet dimensions in mm [inch] M1220 stage monitor frequency response, controller set to MON. (Free-field frequency response, standard setting, similar to F1220) -5 0 5 10 -10 -15 -20 -25 -30 20 100 1k 10k 20k Technical specifications M1220 System data Freq…

2, A1 Mainframe, F-series, M2, M1220 User Manual Version 4.0 E, 02/2001, D2100.E.04 © d&b audiotechnik 1995-2001; all rights reserved. The information presented in this document is, to the best of our knowledge, correct. We will however not be held responsible for the conse…

33, F1222 Data Sheet F1222 F1222 120° twin array F1222 The F1222 is a compact, actively driven, 2-way full-range loudspeaker which uses a 12" LF driver and 2" HF compression driver in an arrayable bass reflex cabinet. The HF driver is coupled to a 60° …

34, F1222 (1.1E) Controls on 1222 controller module GR LO ISP GR HI OV LO OV HI CUT HFC 1220 MUTE 1222 0 +3-3 0 -6 -12 -18 dB HI dB ID 1222 controller rear panel OUTPUT 2 OUTPUT 1 1220 PIN ASSIGNMENT A LOW OUT + B LOW OUT - C SPEAKER ID D SPEAKER ID E SENSE DRIVE + F SENSE DRIVE - G HIGH OUT + H…

59, d&b audiotechnik A1 Mainframe F-Series (4.0E) 6-1 no sound POW ER switch on? turn PO W ER switch on fuses o.k.? replace fuse m ains vo ltage in 200..265V range? supply voltage within lim its po ssibility of A 1 failure fan working? PROT LED on? POWER LED TEM P LED flashing? wrong box connected clean fil…