Nady ha-1x4 Guia Do Utilizador

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Thank you for puchasing a Nady          
HA-1X4 Stereo Heaphone Amp. 
This unit is versatile — perfect 
for most studio recording, live 
rehearsals, and field recording 
applications. 
• Allows 4 channels of stereo 
headphone monitoring with 
individual level controls 
• Advanced design for widest dynamic range, with lowest noise and distortion 
• 1/4” Stereo jack input can be driven by any line level or headphone amp output 
• Rugged metal chassis for long-life reliability
CONTROLS & CONNECTIONS
1) 12VDC Power 
2) Power LED
3) 1/4” stereo input jack
4) 4 x Individual volume controls 
5) 4 x 1/4” TRS stereo output jacks
SERVICE
(U.S.) Should your Nady HA-1X4 Stereo Headphone Amp require ser-
vice, please contact the Nady Customer Service Department via telephone:             
(510) 652-2411 or e-mail: service@nady.com.
(INTERNATIONAL) For service, please contact the Nady distributor in your 
country through the dealer from whom you purchased this product.
The warranty card supplied with this system provides valuable warranty and 
service information. Store it in a safe place for future reference. Do not attempt 
to service this unit yourself as it will void your warranty.
HA-1X4
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4-Channel Stereo 
Heaphone Amp
NADY SYSTEMS, Inc.
6701 Shellmound Street • Emeryville, CA 94608 
Tel: 510.652.2411 • Fax: 510.652.5075 • www.nady.com
USER GUIDE
SPECIFICATIONS
Input Connections ..................................................... 1 x 1/4” TRS stereo phone 
Output Connectors .................................................... 4 x 1/4” TRS stereo phone 
Power Indicator ............................................................................................. Red
Output Level ............. 4 audio stereo, 133.7 mVrms @ 8Ω, 2.2mW / output x 4
Frequency Response .....................................................20Hz to 25kHz, +/- 3dB 
Maximum Input Level ..........................................................................+ 14dBV
Maximum Output Level ...........................................................20dB per channel
S/N Ratio ..................................................................................................>90 dB
Power .........................................................................12 VDC / 350 mA adapter  
Dimensions (W x Dx H) ............................4 “ x 3” x 1.25” (102 x 76 x 32 mm)  
Weight ............................................................................................... 9 oz (255g)
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HA1X4_manual.indd   1
2/7/06   3:25:46 PM