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Performance specifications – Hafler 945 User Manual

Page 5

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PERFORMANCE SPECIFICATIONS

LINE AMPLIFIER

(Measured at

L i n e O u t )

HEADPHONE

AMPLIFIER

TUNER

SECTION-FM

TUNER

SECTION-AM

GENERAL

INFORMATION

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

FREQUENCY RESPONSE:

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:

dB @ 20 Hz, moving inflection, variable turnover

Treble:

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.

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