PERFORMANCE SPECIFICATIONS

LINE AMPLIFIER (Measured at Line Out)

HEADPHONE AMPLIFIER

TUNER SECTION-FM

TUNER SECTION-AM

GENERAL INFORMATION

All specifications are for 20 Hz - 20 kHz unless specified otherwise.

FREQUENCY RESPONSE: +O.l dB (into 33,000 ohms)

BANDWIDTH: 10 Hz - 150 kHz, -3 dB, into 1 Ok ohm load

MAXIMUM OUTPUT: 5 volts RMS

TOTAL HARMONIC DISTORTION AND NOISE: 0.02% @ 2 volts RMS

SEI\ISITIVITY (For 0.5 volts RMS Output): 45 mV RMS

SIGNAL TO NOISE RATIO (A-Weighted, relative to 2 volts RMS output): -100 dB

INPUT IMPEDANCE: 22k ohms

OUTPUT IMPEDANCE: 316 ohms

TONE CONTROLS: Bass: fl6 dB @ 20 Hz, moving inflection, variable turnover Treble: +14 dB @ 20 kHz, shelving @ 5 kHz, fixed turnover

MAXIMUM OUTPUT: 4 volts RMS into 150 ohm load

OUTPUT IMPEDANCE: 150 ohms

IHF (USABLE) SENSITIVITY: Mono: 6.5 dBf, Stereo: 12 dBf

SIGNAL STRENGTH FOR 50 dB QUIETING: Mono: 11 dBf, Stereo: 34.5 dBf

CAPTURE RATIO: 1.5 dB

AM SUPPRESSION: 60 dB

ALTERNATE CHANNEL SELECTIVITY: 63 dB

TOTAL HARMONIC DISTORTION AND NOISE @ 1 kHz: Mono: 0.08%, Stereo: 0.3%

SEPARATION: 40 dB @ 1 kHz

SIGNAL TO NOISE RATIO @ 65 dBf: Mono: 75 dB, Stereo: 70 dB

SENSITIVITY: 350 uV/m

SELECTIVITY: 27 dB

SIGNAL TO NOISE RATIO: 60 dB

AUDIO INPUTS: Tape 1, Tape 2/EPL, AV1, AV2, AV3, CD

AUDIO OUTPUTS: Line Out, Record 1, Record 2/EPL, AV, Headphone

VIDEO INPUTS: Video 1, Video 2, Video 3

VIDEO OUTPUTS: Monitor, Record

FRONT PANEL CONTROLS: Power, Tuner Memory Presets, Tuner Preset Shift, AM/FM Selector, Tuner Memory, Mono, Tone In, Volume, Balance, Bass, Treble, Tuner Auto/Manual, Up/Down Tuning, Tape 1, Tape 2/EPL, Audio/Video Input Selectors.

-4-

Page 5
Image 5
Hafler 945 manual Performance Specifications, Tuner SECTION-FM Tuner SECTION-AM General Information

945 specifications

The Hafler 945 is a high-performance power amplifier renowned for its exceptional sound quality and innovative design. Serving both audiophiles and professionals in the music industry, this amplifier embodies Hafler's commitment to precision and reliability.

At the heart of the Hafler 945 is its robust architecture, capable of delivering powerful audio output while maintaining clarity and fidelity. With a power rating of approximately 100 watts per channel into 8 ohms, it provides ample power for driving a wide range of speakers, making it suitable for both home audio systems and professional applications.

One of the standout features of the Hafler 945 is its use of a differential input stage, which minimizes distortion and ensures a clean signal path. This design approach enhances the amplifier's ability to reproduce subtle details in the music, allowing listeners to experience their favorite recordings as intended by the artists.

The Hafler 945 also incorporates advanced thermal management technologies. This includes an efficient heat dissipation system that ensures the amplifier operates coolly and reliably, even during extended listening sessions. The incorporation of high-quality components, such as capacitors and resistors, further contributes to the amplifier's overall performance and longevity.

Furthermore, the Hafler 945 is designed with speaker protection circuitry that prevents damage to both the amplifier and connected speakers due to short circuits or overloads. This safety feature provides peace of mind for users, allowing them to enjoy high volume levels without the fear of damaging their equipment.

The build quality of the Hafler 945 is another point of admiration; it features a sturdy chassis with a sleek design that fits seamlessly into various audio setups. Its straightforward controls and connectivity options make it user-friendly, appealing to both seasoned audiophiles and newcomers to the world of high-fidelity audio.

In summary, the Hafler 945 is an exceptional power amplifier that combines powerful performance with advanced technology. Its differential input stage, thermal management, and protection features collectively enhance its reputation as a reliable choice for anyone looking to elevate their audio experience. Whether for critical listening or casual enjoyment, the Hafler 945 remains a distinguished option in the realm of audio amplification.