Performance specifications – Hafler 945 User Manual
Page 5

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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