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USER MANUAL - SPB8420 LowZ SPEAKER PATCH BOX
Page 1: ...RevA 06 2015...
Page 2: ...start up at low volume settings and avoid prolonged exposure to sound pressure levels exceeding 90 dB Do not open this product for service purposes There are no user serviceable parts inside Warranty...
Page 3: ...f 1 2 1 3 Non department retail stores restaurants bars and coffee shops tend to have a very low paging necessity instead mostly play contemporary music at medium levels as a background program Sound...
Page 4: ...drivers Max power per speaker is 100W RMS 4 Speakers stereo NOTE Low Z Stereo amplifier Cables A 1 A 2 A 3 A 4 B 1 B 2 B 3 B 4 must all have the same cross section and the same length Only use with 8...
Page 5: ...most important aspect is to keep cables as short as possible and to choose a sufficient copper cross section with maximum length values as per below Cross Section AWG 2 Ohms 4 Ohms 6 Ohms 8 Ohms 0 75...
Page 6: ...this yields 100W RMS per speaker with 4 speakers connected this yields 50W RMS per speaker Since real world music signals may have a ratio crest factor anywhere from 1 6 to 1 20 between RMS power and...
Page 7: ...PAGE 6 USER MANUAL SPB8420 LowZ SPEAKER PATCH BOX...
Page 8: ...Estate Burnham on Crouch Essex CM08UA We declare on our own responsibility that the equipment Hill Audio SPB8420 is in conformity with the following directives and standards or regulations EMC Directi...
