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Three-Year Limited Warranty to Original Purchaser

Flightcom Corporation warrants to the original purchaser of this product that it will be free from defects in

materials and workmanship, under normal and proper use, for the period of three years from date of

purchase. Flightcom Corporation will repair or replace, at its sole option, any parts showing factory defects

during this warranty period, subject to the following provisions.   This warranty applies only to a new product

which has been sold through authorized channels of distribution. All work under warranty must be

performed by Flightcom Corporation. All returned products must be shipped to our address, freight

prepaid, accompanied by a dated proof of purchase.  SAVE YOUR SALES SLIP!  The purchaser voids this

warranty if he, she or others attempt to repair, service or alter the product in any way.  This warranty does not

apply in the event of accident, abuse, improper installation, unauthorized repair, tampering, modification,

fire, flood, collision or other damage from external sources, including damage which is caused by user

replaceable parts (leaking batteries, etc.). This warranty does not extend to any other equipment or aircraft to

which this product may be attached or connected. The foregoing is your sole remedy for failure in service or

defect. Flightcom Corporation shall not be liable under this or any implied warranty for incidental or

consequential damages, nor for any installation or removal costs or other service fees.  This warranty is in lieu

of all other warranties, express or implied, including the warranty of merchantability or fitness for use, which

are hereby excluded. To the extent that this exclusion is not legally enforceable, the duration of such implied

warranties shall be limited to three years from date of purchase. No suit for breach of express or implies

warranty may be brought after three years from date of purchase. 

QUESTIONS CALL TOLL FREE  1.800.432.4342

FLIGHTCOM CORPORATION

7340 SW Durham Road, Portland, Oregon 97224 U.S.A.

503.684.8229  •  FAX 503.620.2943  •  [email protected]  •  www.flightcom.net

© 2001, Rev. 12/92, Rev. 12/98, Rev. 1/01.  Flightcom is a registered trademark of Flightcom Corporation. 

All rights reserved.  Printed in U.S.A.  Specifications subject to change without notice.

600-0069-00/PG0101

Summary of Contents for 4DLX Classic

Page 1: ...4DLX CLASSIC U S E R S G U I D E ...

Page 2: ...ce the microphone no more than 1 8 from lips at the corner of the mouth This is critical to the performance of the noise canceling electret microphone A volume control is provided to reduce the level of audio in each ear dome If the aircraft does not have a built in push to talk PTT switch a portable PTT switch must be installed in order to use the radio The master gain control located in the airc...

Page 3: ... decrease slide the domes in an upward direction until they stop Properly fitting the headset to each wearer s head is crucial to performance The headpad should fit comfortably on top of the head without a gap or space between the head and headpad The head set should be centered on the head and the ear seals should comfortably cover the ears without being placed too far forward on the jawbone or f...

Page 4: ...ty sensitive Source Resistance 220 to 2200 ohms Output Voltage 370 mV 114 dB spl re 0002 microbar Frequency Response Optimized for speech clarity and noise reduction Maximum Ambient Noise Level 120 dB spl re 002 microbar Caution Bias voltage supplied to the microphone must come from voltage and resistance ranges specified above Voltages supplied in excess of those stated in the specifications can ...

Page 5: ...W I R I N G D I A G R A M Right Left Speakers Mic 6 3 mm Plug 5 2 mm Plug M S Questions Call toll free 1 800 432 4342 ...

Page 6: ...luding damage which is caused by user replaceable parts leaking batteries etc This warranty does not extend to any other equipment or aircraft to which this product may be attached or connected The foregoing is your sole remedy for failure in service or defect Flightcom Corporation shall not be liable under this or any implied warranty for incidental or consequential damages nor for any installati...

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