ModWright Instruments KWA 150 Owner'S Manual Download Page 6

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Caution:

Do not connect the Mono binding post to any speaker circuitry that grounds

any speaker lead. If either terminal of the Mono binding post are connected to
GROUND when operating in bridge-mono mode, damage to the amp may occur.
It is not recommended to run the amplifier in bridged mono into 2ohm loads.

Summary of Contents for KWA 150

Page 1: ...KWA 150 150SE Power Amplifier Owner s Manual Manufactured by ModWright Instruments Inc 21919 399th St Amboy WA 98601 1 ...

Page 2: ...USA www modwright com 2 ...

Page 3: ...verload amp will simply shut down There will be no red lights the unit will power down as the overload circuit cuts all power to unit If this happens let amp cool and then turn back on o Short circuit and over current protection is provided by our unique and proprietary TSPTM Total Silent Protection circuitry which resides entirely outside of the signal path When protection is triggered the channe...

Page 4: ...unit will void the factory warranty If unit protection triggers and amp will not re start please contact factory 4 ...

Page 5: ...les from preamp to Left and Right inputs on back panel of amp o Connect and Left and and Right speaker cables from binding posts on back of amplifier to speakers Mono operation o The KWA 150 may also be operated as a mono amplifier in bridged configuration The Mono binding posts are internally wired for bridged operation To operate in bridged mono mode plug preamp into the Left input MONO speaker ...

Page 6: ...peaker circuitry that grounds any speaker lead If either terminal of the Mono binding post are connected to GROUND when operating in bridge mono mode damage to the amp may occur It is not recommended to run the amplifier in bridged mono into 2ohm loads 6 ...

Page 7: ...er connector is a toggle switch labeled Gnd It allows the user to change the internal grounding characteristics of the amp to prevent system specific ground loops The signal inputs are transformer coupled and as such do not allow for grounding issues Every system is different however and if a grounding issue is present moving the ground toggle from one state to the other may aid in resolving power...

Page 8: ...0W 4 ohms Stereo 06 THD 650W 8 ohms Bridged Mono 06 THD Technical Specification Bandwidth 10Hz 100Khz 0 1dB Noise Floor 100dB Channel Separation 75dB below 20Khz Gain 26dB Input Impedance Min 15K at 50Hz 23K at 1Khz Weight and Dimensions Dimensions 17 W x 17 D x 8 5 H Shipped Weight 84lb 8 ...

Page 9: ...former with larger signal capacity All ultra pure copper solid core cryo treated audio grade input signal wiring Output wiring upgraded to 12GA Cardsas Litz wire Redesigned output stage power supply design provides both 25 more capacitance and significantly lower power supply impedance Increased output current capacity and speed 9 ...

Page 10: ...odWright Instruments Factory Authorized service professional has opened the product enclosure or in any way tampered with the internal workings of the unit including replacement of stock fuses will void factory warranty Warranty is non transferable to second party Contact Information If you have any questions about ModWright Instruments products or ModWright modifications or products please do not...

Page 11: ...President Owner ModWright Instruments Inc 11 ...

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