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P.I.P.-ISO

125354-1

10/97

© 1997 by Crown International, Inc., P.O. Box 1000,
Elkhart, Indiana 46515-1000 U.S.A. Telephone: 219-294-
8000. Crown  

P.I.P. modules are produced by the

Professional Audio Division of Crown International, Inc.
Trademark Notice: 

Com-Tech

®

Crown

®

Amcron

®

,

Macro-Tech

®

 and 

P.I.P.

®

 are registered trademarks of

Crown International, Inc. Other trademarks are the
property of their respective owners.

®

E106377

Applies only to North

American units.

ISO

Programmable
Input Processor (P.I.P.)

—WARNING—

THIS P.I.P. PROVIDES FULL ISOLATION

FOR ISO-MODIFIED AMPLIFIERS ONLY!

DO NOT CONNECT THE OUTPUT GROUND

LUG TO THE INPUT COMMON OR CHASSIS

GROUND. REFER TO P.I.P.–ISO OWNER’S

MANUAL FOR FURTHER INFORMATION.

+

C H - 2   I N P U T

+

C H - 1   I N P U T

Содержание PIP-ISO

Страница 1: ...mcron Macro Tech and P I P are registered trademarks of Crown International Inc Other trademarks are the property of their respective owners E106377 Applies only to North American units ISO Programmable Input Processor P I P WARNING THIS P I P PROVIDES FULL ISOLATION FOR ISO MODIFIED AMPLIFIERS ONLY DO NOT CONNECT THE OUTPUT GROUND LUG TO THE INPUT COMMON OR CHASSIS GROUND REFER TO P I P ISO OWNER...

Страница 2: ...P I P ISO Page 2 ...

Страница 3: ...ify a Macro Tech series am plifier but the procedure is differ ent Contact the Crown Technical Support Group for more informa tion if required at 219 294 8200 or 800 342 6939 An iso modified amplifier with a P I P ISO has completely isolated outputs the output voltage avail able between the positive and ground terminal is not referenced to earth ground Even if either out put terminal is continuous...

Страница 4: ...g provides additional gain margin under fault conditions Balanced inputs with 1 kVAC breakdown 1 1 isolation transformers Excellent common mode rejection RFI filter which attenuates unwanted ultrasonic frequencies that would otherwise waste amplifier power The RFI filter is a 12 dB octave 2nd order Bessel tuned low pass filter with a 3 dB roll off point at 33 kHz Switchable subsonic bass filter wi...

Страница 5: ...d to a different amplifier B Subsonic Bass Switch A 4 position sliding switch is pro vided for each channel to control the subsonic bass filter This filter is an 18 dB octave 3rd order Butterworth high pass filter which can be selected to attenuate low frequencies below 50 Hz 100 Hz or 300 Hz It can also be switched off Flat A label on the side of each switch identifies the settings Fig 2 3 Side V...

Страница 6: ... 1 Each switch is clearly labelled Flat 50 Hz 100 Hz 300 Hz Figure 3 1 shows the low frequency response through the P I P ISO for each filter position Note The RFI filter is always on 3 1 Installation Procedures You may need a phillips screw driver to remove the existing P I P module or panel from your amplifier CAUTION CAUTION CAUTION CAUTION CAUTION Before connecting this or any P I P to your am...

Страница 7: ...number Q43528 1 Connect the PIP2 input adapter to the two input cables of the amplifier see Figure 3 3 Notice that the PIP2 input adapter should be positioned with the P I P edge connector on top and facing away from the amplifier The 20 pin cable A is connected first then the 18 pin cable B is connected Both ribbon cables should extend below the PIP2 input adapter Next insert the edge connector o...

Страница 8: ...ant If the amplifier is used in either Bridged Mono or Parallel Mono mode you must turn the Ch 2 amplifier level control off fully coun terclockwise The input and level control of Ch 2 are not defeated in mono mode so any signal applied to Ch 2 will beat against the signal in Ch 1 Refer to the amplifier Reference Manual for more information about Bridged Mono or Parallel Mono modes of operation Fi...

Страница 9: ...tched off if desired A permanent RFI filter with a 3 dB roll off at 33 kHz also affects the response Dimensions 6 3 8 x 1 7 8 x 3 7 8 in 16 2 x 4 8 x 9 8 cm Weight 14 ounces 397 grams E106377 4 Specifications Note All specifications referenced to a 0 775 V input signal Signal to Noise Better than 90 dB equivalent input noise 20 Hz to 20 kHz Common Mode Rejection 85 dB at 1 kHz 78 dB at 10 kHz 68 d...

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