Nady Systems HPA-4 user manual

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HPA-4
4 CHANNEL HEADPHONE/AMPLIFIER/LINE DISTRIBUTOR
RACK GEAR

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HPA-4 4 CHANNEL HEADPHONE/AMPLIFIER/LINE DISTRIBUTOR Congratulations on your choice of headphone/amplifier/line distributor — you have purchased one of the finest stereo headphone/am- plifier/line distributors on the market today. This unit was developed using the expertise of professional sound engineers and working musicians. You will find that your new NADY AUDIO HPA-4 has superior performance and greater flexibility than any other headphone/ amplifier/line distributors in its price range. P

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WARNING An equilateral triangle enclosing a lightening flash/arrowhead symbol is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure which may be of sufficient magnitude to constitute a risk of electric shock. ATTENTION: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR An equilateral triangle enclosing an exclamation point is intended to alert the user to the presence of important operating and service instructions in the literature enclosed

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INSTALLATION To ensure years of enjoyment from your NADY AUDIO HPA-4, please read and understand this manual thoroughly before using the unit. INSPECTION Your HPA-4 was carefully packed at the factory in packaging designed to protect the units in shipment. Before installing and using your unit, carefully examine the packaging and all contents for any signs of physical damage that may have occurred in transit. (Note: Nady Systems is not responsible for shipping damage. If the unit is damaged, do

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FRONT & REAR CONNECTIONS (5) (4) (6) FRONT PANEL (1) (2) REAR PANEL (8) (9) (7) (3) FRONT PANEL REAR PANEL (1) STEREO HEADPHONE OUTPUTS (3) AUDIO INPUTS Four stereo 1/4” output jacks for connecting four stereo head- Four stereo-pair balanced, line level 1/4” TRS jacks for 4 stereo phones (L & R) input signals. If only the LEFT (MONO) channel input is (2) DIRECT LINE DISTRIBUTION OUTPUTS used, the mono signal will be provided automatically at both the Four stereo 1/4” line level output jacks for

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APPLICATIONS USING THE HPA-4 AS A HEADPHONE AMPLIFIER Connect a stereo (L & R) program source (2 x 1/4” plugs) to the rear of the HPA-4 using one of the available 4 x stereo INPUT (3) pairs on the rear panel. Connect a set of headphones using a stereo 1/4” cable to any of the HEADPHONE OUTPUTS (1) on the front panel of the HPA-4. Select the source signal from the rotary SELECTOR (4) switch for the channel in use. Set to an appropriate level for monitoring. (Note: If only the LEFT (MONO) channel

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NOTES 7

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SERVICE INFORMATION In the U.S. If you are experiencing operational problems with your system, please refer to the Support page at www.nady.com for assistance. Should your wireless system require service, please contact the Nady Service Department at (510) 652-2411 to obtain a Return Authorization (R/A) Number and service quote (if out of warranty). Make sure the R/A Number is clearly marked on the outside of the package that you are returning. If your unit is out of warranty, please enclose