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H A - 6 A B   /   H A - 6 A B E   M a n u a l

For best results, the input cables plugged into 
the HA-6AB should be shielded. Balanced 
connections should use shielded, twisted-pair 
cable. Headphone cables and speaker cables 
do not need to be shielded, though no harm is 
done if shielded cables  (such as microphone 
cables) are used.

THREE YEAR LIMITED 

WARRANTY

Furman  Sound,  Inc.,  having  its  principal  place 
of  business  at  1997  South  McDowell  Blvd., 
Petaluma, CA 94954 (“Manufacturer”) warrants 
its HA-6AB (the “Product”) as follows:

 

Manufacturer  warrants  to  the  original 

Purchaser of the Product that the Product sold 
hereunder will be free from defects in material and 
workmanship for a period of three years from the 
date of purchase. The Purchaser of the product 
is allowed fi fteen days from the date of purchase 
to complete warranty registration by mail or on-
line at the Furman website. If the Product does 
not conform to this Limited Warranty during the 
warranty  period  (as  herein  above  specified), 
Purchaser shall notify Manufacturer in writing of 
the claimed defects. If the defects are of such 
type and nature as to be covered by this war-
ranty,  Manufacturer  shall  authorize  Purchaser 
to return the Product to the Furman factory or to 
an authorized Furman repair location. Warranty 
claims should be accompanied by a copy of the 
original purchase invoice showing the purchase 
date; this is not necessary if the Warranty Reg-
istration was completed either via the mailed in 

warranty  card  or  on-line  website  registration. 
Shipping charges to the Furman factory or to an 
authorized repair location must be prepaid by the 
Purchaser of the product. Manufacturer shall, at 
its own expense, furnish a replacement Product 
or, at Manufacturer’s option, repair the defective 
Product. Return shipping charges back to Pur-
chaser will be paid by Manufacturer.

 

THE FOREGOING IS IN LIEU OF ALL 

OTHER WARRANTIES, EXPRESS OR IMPLIED, 
INCLUDING  BUT  NOT  LIMITED TO THE  IM-
PLIED WARRANTIES OF MERCHANTABILITY 
AND FITNESS FOR A PARTICULAR PURPOSE.  
Manufacturer does not warrant against damages 
or defects arising out of improper or abnormal 
use of handling of the Product; against defects 
or  damages  arising  from  improper  installation, 
against defects in products or components not 
manufactured by Manufacturer, or against dam-
ages resulting from such non-Manufacturer made 
products or components. This warranty shall be 
cancelable  by  Manufacturer  at  its  sole  discre-
tion if the product is modifi ed in any way without 
written authorization from Furman Sound. This 
warranty also does not apply to Products upon 
which repairs have been affected or attempted by 
persons other than pursuant to written authoriza-
tion by Manufacturer.

 

THIS WARRANTY IS EXCLUSIVE. The 

sole  and  exclusive  obligation  of  Manufacturer 
shall be to repair or replace the defective Prod-
uct  in  the  manner  and  for  the  period  provided 
above.  Manufacturer  shall  not  have  any  other 

Summary of Contents for HA-6AB

Page 1: ...1 H A 6 A B H A 6 A B E M a n u a l ...

Page 2: ...cond set of speakers Automatically switches to mono mode when right channel is not used Signal present and Overload LED s for each channel Ground lift switch Power on indicator Convenient Remote Satellites outlet provides signal for up to 12 remote headphone stations Such as the Furman HR 2 remote station DESCRIPTION The HA 6AB is a single rack space 20 watt per channel stereo amplifier Unlike a co...

Page 3: ...on any or all outputs for an indefinite time without damage ACCESSORIES Model HR 2 Headphone Remote Station A compact unobtrusive box that clamps to any mic stand providing two headphone jacks each with its own volume control Up to twelve HR 2 boxes may be connected to a HA 6AB employing standard microphone cables depending on the impedance of the headphones used USES OF HA 6AB The HA 6AB may be us...

Page 4: ...re practi cal to use several HR 2 Remote Stations at strategic locations around the studio while the HA 6AB itself is installed in the control room In this arrangement the Speaker buttons will be more easily accessible to the engineer and each musician s volume control will be right on the mic stand in front of him or her And of course if the engineer or others in the control room want to hear the...

Page 5: ...io speakers may be con nected to the HA 6AB If two sets are needed the B pair must be connected to the XLR output using a custom made cable HR 2 Remote Sta tions cannot be used in this case REHEARSAL Headphones are used in rehearsal sessions not only to avoid disturbing neighbors with loud sounds but also to provide each musician an easily controlled mix of all the other tracks Us ing headphones g...

Page 6: ... the Input Level con trol should be reduced until the LED remains off The lights turn on when the signal level at either output approaches 5 to 1 dB of clipping Once triggered the lights will stay lit for a minimum of 50 milliseconds so they can be easily seen even if the actual duration of the overload is much shorter HEADPHONE JACKS VOLUME CONTROLS Any type of headphones wired with a standard 1 ...

Page 7: ...t is recommended that the HA 6AB and any other rack mount equipment be powered through a switchable outlet box such as the Furman Sound PL 8 or PL PLUS Power Conditioner and Light Module The PL Series provides an easy way to power up the whole rack with one front panel switch and provides discreet illumination on dark stages and studios as well If you do use a switchable outlet box leave the HA 6A...

Page 8: ...e HA 6AB proceeds from the input connectors to op amplifier buffers wired as differential balanced amplifiers The input connectors are stereo 1 4 phone jacks In the HA 6AB these will be paralleled by XLR connectors If a mono plug is inserted the ring connection will be grounded through the body of the plug converting the differential amplifier to a noninverting amplifier After the buffers the left and...

Page 9: ...urchase date this is not necessary if the Warranty Reg istration was completed either via the mailed in warranty card or on line website registration Shipping charges to the Furman factory or to an authorized repair location must be prepaid by the Purchaser of the product Manufacturer shall at its own expense furnish a replacement Product or at Manufacturer s option repair the defective Product Re...

Page 10: ... with respect to the Product If any part of this Limited Warranty is determined to be void or illegal the remainder shall remain in full force and effect SERVICE Before returning any equipment for repair please be sure that it is adequately packed and cush ioned against damage in shipment and that it is insured We suggest that you save the original packaging and use it to ship the product for ser ...

Page 11: ...ty 4 dBV 635 mv required for full output Connectors HA 6AB both stereo phone balanced and XLR balanced GENERAL Distortion 01 THD at full rated power at 1 KHz 05 THD 20Hz to 20 KHz Signal to Noise Greater than 99 dB below full rated output Frequency Response 0 1 dB from 20 Hz to 20 KHz 1 watt output Dynamic Headroom 2 dB stereo measured with 10 ms toneburst at I KHz 1 duty cycle Power Requirement H...

Page 12: ... A 6 A B H A 6 A B E M a n u a l Furman Sound Inc 1997 South McDowell Blvd Petaluma California 94954 6919 USA Phone 707 763 1010 Fax 707 763 1310 Web www furmansound com E mail info furmansound com 081403 B ...

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