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Crown PIP-BEQ Reference Manual

Crown pip-beq input processors: reference guide
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P .I.P . – BEQ
BEQ
–
Programmable
Input Processor (P.I.P.)
© 1997 by Crown International, Inc., P.O. Box 1000, Elkhart, IN 46515-1000
U.S.A. Telephone: 219-294-8000. Fax: 219-294-8329. P.I.P. modules are
produced by the Professional Audio Division of Crown International, Inc.
Trademark Notice: Crown
International, Inc. Other trademarks are the property of their respective
owners.
Printed on
recycled paper.
+
–
+
OUT
IN
C H - 2
®
and P.I.P.
–
+
IN
C H - 1
®
are registered trademarks of Crown
–
+
OUT
K80780-8
10/97

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Summary of Contents for Crown PIP-BEQ

  • Page 1 C H - 2 Programmable Input Processor (P.I.P.) © 1997 by Crown International, Inc., P.O. Box 1000, Elkhart, IN 46515-1000 U.S.A. Telephone: 219-294-8000. Fax: 219-294-8329. P.I.P. modules are produced by the Professional Audio Division of Crown International, Inc. Trademark Notice: Crown International, Inc.
  • Page 2 P.I.P.–BEQ Page 2...

  • Page 3: Feature Summary

    Crown P.I.P.–BEQ accessory. ® P.I.P. modules are designed to install quickly into the rear panel of many Crown amplifiers. P.I.P. stands for ‘Programmable Input Processor.’ Their versatile features expand the capabilities of your amplifier and enable you to cus- tomize it for your particular needs.
  • Page 4 NORM NORM Page 4 Fig. 2.1 Facilities P.I.P.–BEQ R240 R140...
  • Page 5 P.I.P.–BEQ 2 Facilities A. DIP Switches These DIP switches select the EQ setting for the various Bose loud- speaker models with which the P.I.P.-BEQ can be used. B. Model 802 Jumper This jumper is used with the DIP switches to select the model 802 re- sponse.
  • Page 6 Model 25 & 32 Full Range 25 & 32 Bi-Amplified ON 8 Full Range 8 Bi-Amplified 402 Full Range 402 Bi-Amplified 502A Full Range 502A Bi-Amplified 802 Full Range 802 Bi-Amplified 502B X = switch position is unimportant Model 25 & 32 Full Range 25 &...
  • Page 7 P.I.P.–BEQ Model 32 Full Range 32 Bi-Amplified 8 Full Range 8 Bi-Amplified 402 Full Range 402 Bi-Amplified 502A Full Range 502A Bi-Amplified 802 Full Range 802 Bi-Amplified 502B X = switch position is unimportant Table 2—802 Response Jumper Positions vs Model Z100 Z103 Page 7...

  • Page 8: Installation

    3 Installation The internal jumpers and switches of the P.I.P.-BEQ must be set prior to installation. See the previous section for a description of each jumper. Fig. 3.1 Equalization Response for Model 25, 32, Full Range Fig. 3.2 Equalization Response for Model 25, 32, Bi-Amplified Page 8 The graphs in Figures 3.1 through 3.11 show the typical frequency...
  • Page 9 P.I.P.–BEQ Fig. 3.3 Equalization Response for Model 502A, Full Range Fig. 3.4 Equalization Response for Model 502A, Bi-Amplified Fig. 3.5 Equalization Response for Model 802, Full Range 1000 10000 Frequency (Hz) 1000 10000 Frequency (Hz) 1000 10000 Frequency (Hz) 100000 100000 100000 Page 9...
  • Page 10 Fig. 3.6 Equalization Response for Model 802, Bi-Amplified Fig. 3.7 Equalization Response for Model 402, Full Range Fig. 3.8 Equalization Response for Model 402, Bi-Amplified Page 10 1000 10000 Frequency (Hz) 1000 10000 Frequency (Hz) 1000 10000 Frequency (Hz) P.I.P.–BEQ 100000 100000 100000...
  • Page 11 P.I.P.–BEQ Fig. 3.9 Equalization Response for Model 8, Full Range Fig. 3.10 Equalization Response for Model 8, Bi-Amplified Fig. 3.11 Equalization Response for Model 502B 1000 10000 Frequency (Hz) 1000 10000 Frequency (Hz) 1000 10000 Frequency (Hz) 100000 100000 100000 Page 11...
  • Page 12 3.1 Biamping Those who are not familiar with Bose products may need to understand that Bose handles the biamping of its loudspeaker products in a different manner than the traditional industry practice. Standard industry practice is to split the audio bandwidth into two discrete sections divided by 2nd- order (12-dB/octave) or steeper filters (see Figure 3.12).

  • Page 13: Installation Procedures

    (see Figure 3.17). PIP2 Amplifiers: (Requires a PIP2 input adaptor. Crown part num- ber Q43528-1.) Connect the PIP2 input adapter to the two input cables of the amplifier (see Figure 3.18).
  • Page 14 Do not tamper with the circuitry. Circuit changes made by unautho- rized personnel, or unauthorized circuit modifications are not al- lowed. Remember: Crown is not liable for any damage resulting from over- – Page 14 driving other components in your sound system.

  • Page 15: Specifications

    P.I.P.–BEQ 4 Specifications Note: All specifications are refer- enced to a 0.775-V input signal. Signal to Noise: Greater than 90 dB from 20 Hz to 20 kHz in Bypass mode. Greater than 85 dB in EQ mode. Frequency Response: ±0.1 dB from 20 Hz to 20 kHz in Bypass mode.
  • Page 16 P.I.P.–BEQ For Technical Support contact: Crown Audio Division Technical Support Group Plant 2 SW, 1718 W. Mishawaka Rd., Elkhart, Indiana 46517 U.S.A. Phone: 800-342-6939 (North America, Puerto Rico and Virgin Islands) or 219-294-8200 Fax: 219-294-8301 Fax Back (North America only): 800-294-4094 or 219-293-9200 Fax Back (International): 219-294-8100 Internet: http://www.crownintl.com...