ModWright Instruments KWA 150SE Owner's Manual

KWA 150/150SE Power AmplifierOwner’s ManualManufactured by ModWright Instruments, Inc. 21919 399th St., Amboy, WA 986011

WARRANTY:ModWright agrees to warranty product for a period of 5 years from date of purchase from a factory authorized ModWright Instruments Dealer. W

President, OwnerModWright Instruments, Inc. 11

USAwww.modwright.com2

PLEASE READ FIRST:General operation and protection circuitry of amplifier.•Startup:oTo power unit up, simply depress the large MWI logo on the facepla

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

General Operation:Note: It is always recommended that you power the amplifier on last, when powering up your audio system. When powering your audio s

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

•High/Low Bias Operation:oHigh/low bias toggle is located on the rear of the amp, above the MONO binding posts. The bias status indicates how much cu

Specifications:Power Ratings:•150W @ 8 ohms (Stereo) @ .06% THD.•450W @ 8 ohms (Bridged Mono) @ .06% THD.•200W @ 4 ohms (Stereo) @ .06% THD.•650W @ 8

KWA 150SE Upgrades:•Upgraded input stage circuitry, resulting in lower distortion and noise levels.•Higher Quality Lundahl input transformer with larg