Powered Subwoofer II
by Henry Kloss
Installation and Operating Instructions
© 1995 Cambridge SoundWorks Inc.
Page 1: ...Powered Subwoofer II by Henry Kloss Installation and Operating Instructions 1995 Cambridge SoundWorks Inc ...
Page 2: ... Read First 1 Unpacking The System 2 Setting Low Pass Filter Frequency 3 Cleaning The Cabinets 3 Placement 4 Low Cut Filters 5 Audio And AC Power Connections 6 Setting Subwoofer Level And Intial Listening 8 Difficulty 8 The Powered Subwoofer II Limited Warranty 9 ...
Page 3: ...e concert hall Also keep in mind that a Cambridge SoundWorks Audio Expert is only a toll free call away should you need advice or assistance 8 AM to midnight Eastern time extremely low frequency sounds As a result comparatively few home loudspeakers are designed to reproduce bass below about 50 Hz Today however home loudspeakers are called upon to reproduce more than music in home theater systems ...
Page 4: ...here you made your purchase or if you bought directly from Cam bridge SoundWorks call 1 800 FOR HIFI immediately Your store or a Cambridge SoundWorks Audio Expert will tell you how to proceed and will help minimize any inconvenience 2 Check the accessory pack for the following items inform your store or call Cambridge SoundWorks if there is anything missing One spare five amp fast blow fuse Four s...
Page 5: ...e over the very low bass seamlessly from your existing speakers The following guidelines will help you choose the appropriate setting for your system Alternatively you may choose to set the switch by ear 55 Hz 80 Hz Use one of these two positions with Cambridge SoundWorks Ensemble or Ensemble II or with any other wide range speaker system Typically this would be a large acoustic suspension bookshe...
Page 6: ...e suggest you first place the subwoofer on the floor against the same wall as the front speakers Figure 1 B After extended listening you can try other placements if the initial location results in too much or too little bass 1 The ear cannot localize the very low bass sounds repro duced by the Powered Subwoofer II This is why it is possible to use a single unit to reproduce all the low bass for a ...
Page 7: ...dWorks to optimize your system Low cut filters keep the low frequencies best left to the subwoofer out of the main front speakers This eases the burden on front speakers and amplifier letting them play more cleanly at higher levels Our inexpensive Low Cut Filters are ideal for use with Cambridge SoundWorks Model Seventeen Model Six or Ambiance speakers or other conventional systems of reasonably w...
Page 8: ...WPASS FILTER FREQUENCY Hz 55 80 100 140 6 7 8 9 10 SPEAKER LEVEL RIGHT INPUT SPEAKER LEVEL LEFT INPUT LINE LEVEL RIGHT INPUT LINE LEVEL LEFT INPUT 0 1 2 3 4 5 BASS LEVEL LOWPASS FILTER FREQUENCY Hz 55 80 100 140 6 7 8 9 10 SPEAKER LEVEL RIGHT INPUT SPEAKER LEVEL LEFT INPUT LINE LEVEL RIGHT INPUT LINE LEVEL LEFT INPUT 0 1 2 3 4 5 BASS LEVEL LOWPASS FILTER FREQUENCY Hz 55 80 100 140 6 7 8 9 10 SPEAK...
Page 9: ...a low level hum turn off both the system and the subwoofer and reverse the latter s AC plug in the outlet When you turn the system back on the hum should be gone that are accessible by removing jumpers from the back panel Connection Method Three Connect from a subwoofer output on either a receiver amplifier preamp or surround unit using a single shielded cable with phono plugs at each end Figure 4...
Page 10: ...most frequencies of musical interest Therefore it s easiest to adjust the subwoofer s output when listening to film soundtracks on video cassette or Laser Disc Film soundtracks generally have deeper bass signals recorded on them than the average compact disc In order to evaluate the Pow ered Subwoofer II s contribution and make final adjustments try sound effects such as the semi hitting the concr...
Page 11: ...dge SoundWorks will at its option repair or replace the defective product for a cost to the original consumer of no more than 50 00 for parts and labor The Powered Subwoofer II Limited Warranty warranty status is a copy of the original proof of purchase indi cating customers name and purchase date For warranty information contact Cambridge SoundWorks Inc 3 1 1Needham St Newton MA 02164 1 800 FOR H...
Page 12: ...332 9229 P81 0551 1195 Rev B CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS CAMBRIDGE SOUNDWORKS ...
