User manual DOD SR460

[. . . ] Headphone Amp Man. 6/8/99 10:57 AM Page 1 ELECTRONICS V isit DOD on the World Wide Web at: http://www. dod. com World Wide Web http://www. dod. com A Harman International Company Headphone Amp Man. 6/8/99 10:57 AM Page 2 I NTRODUCTION Congratulations, and thank you for your purchase of the DOD SR 460 Stereo Headphone Amplifier. [. . . ] This control controls the overall amount of signal fed to each channel. This jack is used for the headphone output in channel 3 This knob controls the output level of channel 4. This switch turns the AC power either On or OFF. Note : To optimize the performance of the SR 460, it is recommended to use the AKGTM K270 Headphone. Headphone Amp Man. 6/8/99 10:57 AM Page 3 R EAR PANEL FUNCTIONS The rear panel connections and function of the SR 460 are as follows: 1 2 3 4 1. STEREO INPUT - This is the Stereo input of the SR 460. B LOCK AUDIO DIAGRAM The following is a Block audio diagram of the SR 460: X6 Individual Control Adphase Driver Output Stereo In/Out Stereo In/Out Balanced Input pre-amp Left Time Variable Gain Master Level Buffer Right M AINTENANCE AND SERVICE Other than keeping the unit clean and occasionally checking the connectors and cables to the unit for integrity, there is no maintenance necessary for the DOD Amplifier. All service and repair must be performed by the factory for the warranty to remain in service. Headphone Amp Man. 6/8/99 10:57 AM Page 4 Should a problem arise with the Amplifier, please contact your authorized DOD Electronics dealer for return/repair procedures. S PECIFICATIONS Inputs: Input impedance: Outputs: Minimum headphone impedance: Maximum Power output: THD : Power Requirements: Frequency response: 1/4" TRS stereo unbalanced (front and rear) 1/4" TRS mono balanced - Left channel (rear only) 1/4" TRS mono balanced - Right channel (rear only) 40K balanced - 20K unbalanced 6 TRS 1/4" stereo 32ohm - All Outputs - Single output is capable of 8 ohm load. 1 watt stereo per channel 0. 75% @ 0. 250 w 120V AC 50-60Hz 20 watt max. The warranty registration card must be mailed within ten days after purchase date to validate the warranty of this DOD product. DOD warrants this product, when used solely within the U. S. , to be free from defects in material and workmanship under normal use and service. [. . . ] FAX (603) 672-4246 DOD IS A REGISTERED TRADEMARK OF DOD ELECTRONICS © 1997 DOD ELECTRONICS CORPORATION PRINTED IN U. S. A. [. . . ]