MD-40(T)
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Catalog excerpts

MD-40(T) HEAD OFFICE, NORWAY Secondary switch tappings 1/1 1/2 1/4 Sound pressure levels at 1W/1m Specifications Material / Color Mounting Termination Weight w/transformer IP-rating Max. / min. amb. temp Rated / max. power SPL 1W/1m SPL rated power Effective freq. range Dispersion (-6dB) 1kHz / 4kHz Options ABS / Black Bracket Screw terminal 3,1 kg 44* 90C / -40C 40 W / 60 W 87 dB 103 dB 70 – 20000 Hz 105 / 50 Impedances, colors, labels Installation, Operation and Maintenance Procedures MD-40 is available with 40W transformer, and optional brackets are available on request. Screw bracket to wall or ceiling, place cabinet onto ball socket and tighten bolt. Connect to screw terminal and select required volume with the switch. Screw on lid with gasket and tighten cable glands to assure a good sealing towards cable. For optimum performance, always use the correct voltage / power and operate within the frequency limits as stated. Do not open loudspeaker when energized. This loudspeaker is supplied with a 2 year warranty against defective workmanship. * To achieve IP the loudspeaker should be mounted with the grill 30 degrees downwards. DNH reserves the right to alter specifications without notice http://companyweb/teknisk/Dataark/Music Masters/MD-40(T).doc

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