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Specifications subject to change without notice.

© 2010 Bogen Communications, Inc.

All rights reserved.    54-5832-04B  1011

HTA125A/250A

Power Amplifiers

Installation & Use Manual

Summary of Contents for HTA125A

Page 1: ...Specifications subject to change without notice 2010 Bogen Communications Inc All rights reserved 54 5832 04B 1011 HTA125A 250A Power Amplifiers Installation Use Manual ...

Page 2: ...not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety If ...

Page 3: ... to Chassis 2 120V AC Outlet Not Switched 3 AC Line Fuses 4 Output Connections 5 Balanced Input Accessory Transformer Required 6 Unbalanced Input 7 Input Level Adjustment 1 Overload Shut Down Indicator 2 ON OFF Power Switch 1 2 4 5 6 7 1 2 2 3 4 5 6 7 3 FRONT PANEL REAR PANELS 1 ...

Page 4: ...nections AC Line Fuse and an Auxiliary Re ceptacle A Low Cut Filter switch is located internally on the printed circuit board Rack Mounted Installation The amplifier is designed for installation in a standard 19 equip ment rack Position the unit in the rack and secure with screws through the amplifier front panel NOTE Before placing the amplifier in a rack install any accessory transformers requir...

Page 5: ...s a 25V or 70V speaker output Connect the output of the driver amplifier to the HI Z INPUT jacks via a resistor network The resistors shown in Fig 1 are in addition to the normal loudspeaker load on the output of the driver amplifier Input Connections Fig 1 Input From Another Amplifier AT 70V R1 10K 1 2W AT 25V R1 3 3K 1 2W 70V R1 R2 100 1 2W GND OUTPUT TERMINAL STRIP OF DRIVER AMPLIFIER TO HIGH I...

Page 6: ... to the amplifier Turn the adjustable screw clock wise to increase the level Warning Many loudspeakers may be damaged if overdriven Therefore always begin system setup with the input level control fully counterclockwise and gradually increase the setting to ob tain the desired output level Overload Shutdown Indicator Electronic shutdown circuitry activates whenever an overload or short occurs on t...

Page 7: ...ut level control Slo Blo fuse Internal Low Cut filter switch Power Requirements HTA125A 120V 60 Hz 3 1A 260 watts Full Rated Output Idle 45W HTA250A 120V 60 Hz 5 5A 520 watts Full Rated Output Idle 60W Thermal Emissions full power HTA125A 426 9 BTU hr HTA250A 939 2 BTU hr Overload Protection Electronic overload protection Electrical HTA125A 4A Slo Blo Fuse HTA250A 7A Slo Blo Fuse Thermal Thermosta...

Page 8: ...ESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED AND EXCLUDED TO THE MAXIMUM EXTENT ALLOWABLE BY LAW Bogen s liability arising out of the manufacture sale or supplying of products or their use or disposition whether based upon warranty contract tort or otherwise shall be limited to the price of the product IN NO EVENT SHALL BOGEN BE LIABLE FOR SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES INCLUDIN...

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