Crest Audio Stereo Amplifier owner manual Channel a

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Appendix A - Professional Series Block Diagram

The block diagram shown is accurate for all the Professional Series amplifiers. (The Model 10004 amplifier has four channels arranged in two pairs.)

	Octal accessory socket
	non-inverting	Channel A	Output stage
	non-inverting	Attenuator	Output stage
	inverting	Attenuator
	inverting
	ground	Preamp
	B	Amp front end	Output relay
		Mode switch	Output relay
	P	Mode switch
	S
	non-inverting	Channel B	Output stage
	non-inverting	Attenuator	Output stage
		Attenuator
	inverting
	ground	Preamp
		Amp front end	Output relay
			Output relay

Appendix A

Crest Audio Pro Series Power Amplifiers

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Contents Including MA Series Amplifiers Important Precautions Table of Contents Introduction UnpackingMounting Crest Audio Model 10004 Power Amplifier Operating PrecautionsCrest Audio Model 7301 Power Amplifier Cooling RequirementsModels 3301, 4801, 6001 Features Model 4601 & 7001 FeaturesModel 7301 Features LowshighsModel 8001 Features 8001Model 9001 Features Model 10001 Features Professional Power AmplifierModel 10004 Features Ch a Ch B Ch C Ch DOctal Accessory Sockets Connecting InputsConnecting Outputs NexSysConnecting Power Operation ModesBridging Precautions Switches & Controls Indicators Protection FeaturesSpeaker Protection Thermal ProtectionAmplifier Maintenance and User Responsibility Service / Warranty InformationChannel a Appendix B General Amplifier Specifications Model 1kHz, 0.012% THD+N 20Hz-20kHz, 0.05% THD+N 8Ω Stereo Power 1kHz, 0.025% THD+N 20Hz-20kHz, 0.05% THD+N 8Ω Stereo Power 430W 400W 1kHz, 0.02% THD+N 20Hz-20kHz, 0.05% THD+N 8Ω Stereo Power Both Channels @ 4Ω 750W 720W 1kHz, 0.02% THD+N 20Hz-20kHz, 0.1% THD+N 8Ω Stereo Power 1Ω Stereo Power 4Ω Stereo Power x4 ch Appendix C Wire Gauge Charts Appendix D Meyer-Compatible Power Amplifiers MA5850MA7120 Power is serious business