B&W electronics 70 Manual de Instruções

B&W DM70 Instruction manual test certificate and guarantee

It is advisable to keep the series resistance of connecting cables as low as possible by using reasonably heavy gauge cables. Our recom-mendations are

J I desired to operate the DM70 at very high sound levels, or where high powered continuous sine wave inputs are applied, the rear absorbent pad shoul

Although in the case of the DM70 (due to its remarkable dispersion characteristic) positioning is not as critical as with many conventional loudspeake

3. Due to the wide and balanced horizontal dispersion of the DM70, their horizontal position will not be critical. We would normally suggest that in d

Ancillary equipment Because of its exceptionally good frequency linearity and relative freedom from colouration and distortion, the DM70 is capable of

Specification General Description B. & W. DM70 is a hybrid design employing exclusive Model 701 11-element wide dis-persion doublet electrostatic

A prime design point of the 701 is that it is free-standing. This makes it possible easily to remove the unit in the event of damage etc., and service

STANDARD CONTINENTAL Dimensions. Weight: Weight with stand: 45.4kg. (100 lbs) Standard Overall Height (on Stand) 31 i " (808 mm) Overall Width 32

Frequency Response. On-Axis ± 5 dB. 60 Hz. to 15kHz. On axis response of a production sample DM70 taken in Ft & D Anechoic Chamber. B & K equi

Impedance. Nominal impedance 8 ohms. Not greater than 30 ohms or less than 4 ohms 20 Hz to 9 k.Hz., the impedance minimum occurring in a frequency reg

DM70 B&W DM. Trade mark of B&W electronics

Transient Response. Tone Burst oscillograms taken at one-third octave intervals in ou Research Anechoic Chamber. Microphone type B & K 4133. 31.5

Polar response 100 Hz Polar response 1 k.Hz. Polar response 10 k.Hz. Polar response RkH? 19

Contents 1. General Description 2. The Listening Room 3. Installation — unpacking and connection 4. Installation — Siting 5. Ancillary equipment 6. Sp

General description and introduction The DM70 is a precision monitor loudspeaker for domestic and profes-sional use, built to very high standards. Thi

The listening room Most people have relatively little control over their listening room in terms of size or shape, but as the environment in which the

The ideal is a solidly built ground floor room with a concrete floor. In rooms where there is a board and joist floor this will play a part in both ad

Installation -unpacking and connection For safety in transport the DM70 Improved system is packaged in three cartons, for each loudspeaker:— Carton 1

Fig. 1 Rear view of Continental power supply, showing label indicating the power supply voltage. The power supply for the Standard version is similar

. To remove the power supply unit from the cabinet, unscrew the four screws at the side of the rear panel of the unit and withdraw it, un-plugging the