Bose Model 501 Loud Owner's guide - Page 9

,• The following guidelines should be followed:" POSITIONS 1 AND 2. These positions provide the maximum direct sound energy at high frequencies. They are used to establish high frequency balance if side reflecting walls are not present or are covered with sound absorbing material. These positions provide less stereo spread than higher numbers and will be preferred by some listeners for reproduction of soloists and small ensembles. Please note that it is not necessary for both speakers to be adjusted the same. POSITION 3. This is the normal selling of the Direct Energy Control. This position is used when a side reflecting wall is located near the side of the speaker, as shown in Figure 4. POSITIONS 4 AND 5. These positions provide maximum reflected sound energy at high frequencies and are used when a reflecting side wall is present. Operation in Positions 4 and 5 will provide very spacious stereo reproduction, especially suited for large ensembles such as an orchestra or a chorus. US PAUl ROTATE CLOCKWISE FOR MAXIMUM REFLECTED SOUND POSITIONS OF THE DIRECT ENERGY CONTROL Figure 5 ties I rAnI 2 . ROTATE COUNTER CLOCKWISE . FOil MAXIMUM REFLECTED SOUND • -