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Altec Lansing 9444B POWER AMPLIFIER - User Manual

Altec Lansing 9444B POWER AMPLIFIER
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Summary

9444 B and 9444 B;SA Anniversary Series Power Amplifiers

Key Features

Highlights 16 output transistors, patented protection, superior cooling, and UL/CSA ratings.

Description and Protection

Details power output, bridge mode, cooling, and independent channel/load protections.

Technical Specifications

Output Power and Performance

Details continuous, subwoofer, and midband output power, headroom, and frequency response.

Input and Signal Characteristics

Covers input level, impedance, polarity, phase response, THD, IMD, TIM, and rise/slew rates.

Reliability and Protection Features

Lists amplifier/load protections, damping factor, crosstalk, noise, cooling, and heatsink specs.

Product Details and Specifications

Physical and Electrical Specifications

Covers output topology, devices, controls, indicators, connections, power, and operating ranges.

Power Consumption and Dimensions

Details heat production, physical dimensions, weight, color, and enclosure materials.

Accessories and Approvals

Lists standard, optional accessories, and design/performance approvals like UL and CSA.

Performance Data and Graphs

Frequency Response and Level

Presents graphs for output level and phase response versus frequency.

Headroom and Noise Levels

Shows headroom measurements and A-weighted noise levels against frequency.

Additional Performance Graphs

Distortion and Noise Characteristics

Displays THD+N vs. frequency and power, plus SMPTE distortion vs. power.

Signal Integrity Measurements

Shows crosstalk and CMRR (Common Mode Rejection Ratio) versus frequency.

Architects and Engineers Specification

General Design and Protection

Outlines solid-state design, complementary symmetry, protection features, and rear/front panel features.

Performance Criteria

Details output power, sensitivity, gain, noise, frequency response, distortion, and damping factor.

Physical and Environmental Requirements

Specifies dimensions, weight, temperature range, finish, enclosure, and model identification.

Summary

9444 B and 9444 B;SA Anniversary Series Power Amplifiers

Key Features

Highlights 16 output transistors, patented protection, superior cooling, and UL/CSA ratings.

Description and Protection

Details power output, bridge mode, cooling, and independent channel/load protections.

Technical Specifications

Output Power and Performance

Details continuous, subwoofer, and midband output power, headroom, and frequency response.

Input and Signal Characteristics

Covers input level, impedance, polarity, phase response, THD, IMD, TIM, and rise/slew rates.

Reliability and Protection Features

Lists amplifier/load protections, damping factor, crosstalk, noise, cooling, and heatsink specs.

Product Details and Specifications

Physical and Electrical Specifications

Covers output topology, devices, controls, indicators, connections, power, and operating ranges.

Power Consumption and Dimensions

Details heat production, physical dimensions, weight, color, and enclosure materials.

Accessories and Approvals

Lists standard, optional accessories, and design/performance approvals like UL and CSA.

Performance Data and Graphs

Frequency Response and Level

Presents graphs for output level and phase response versus frequency.

Headroom and Noise Levels

Shows headroom measurements and A-weighted noise levels against frequency.

Additional Performance Graphs

Distortion and Noise Characteristics

Displays THD+N vs. frequency and power, plus SMPTE distortion vs. power.

Signal Integrity Measurements

Shows crosstalk and CMRR (Common Mode Rejection Ratio) versus frequency.

Architects and Engineers Specification

General Design and Protection

Outlines solid-state design, complementary symmetry, protection features, and rear/front panel features.

Performance Criteria

Details output power, sensitivity, gain, noise, frequency response, distortion, and damping factor.

Physical and Environmental Requirements

Specifies dimensions, weight, temperature range, finish, enclosure, and model identification.

Altec Lansing 9444B POWER AMPLIFIER Specifications

General IconGeneral
Input Impedance20 k ohms
Damping FactorGreater than 200
Power Output200 watts per channel into 8 ohms
Frequency Response20 Hz - 20 kHz
Total Harmonic DistortionLess than 0.1% at rated power
Input Sensitivity1.0 V for rated power
Signal to Noise RatioGreater than 100 dB, A-weighted
Dimensions19" x 5.25" x 15" (W x H x D)

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