Hafler 945 manual Front Panel CALL-OUTS

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FRONT PANEL CALL-OUTS

1. POWER SWITCH

-lights amber when in READY mode. -lights green when in ON mode.

2.INFRARED RECEIVER WINDOW

3.MEMORY PRESETS (l-9)

-press to store AM/FM stations l-9 into memory. (See #6) -press to recall AM/FM stations l-9 from memory.

4.+lO PRESET SHIFT (11-19)

-press simultaneously with PRESETS l-9 to store AM/FM stations 1 l-19 into memory. (See #6)

-press simultaneously with PRESETS l-9 to recall AM/FM stations 1 l-19 from memory .

5.AM/FM SELECTOR

I-press to change between AM and FM.

1”-status indicated by AM or FM in display window.

6.MEMORY

-press before selecting PRESET to store displayed station into memory. MEMORY indicator will light in display window for about 4 seconds.

7.MONO

-press to change between STEREO and MONO operation. Button’s indicator will light green when in MONO. In TUNER mode, STEREO indicator in display window will extinguish when in MONO mode.

8.TONE IN

-press to change between tone controls ON and OFF. Button’s indicator will light green when BASS and TREBLE controls are active.

9.VOLUME CONTROL

10.BALANCE CONTROL

11.HEADPHONE JACK

12.BASS CONTROL

13.TREBLE CONTROL

14.RACKMOUNTING HOLES -19” version only.

15.VOLUME CONTROL INDICATOR

-shows rotational position of VOLUME CONTROL. -lights steady green for normal operation.

-lights flashing green for MUTED operation.

16.AUTO/MANUAL

-press to change between AUTO and MANUAL modes of TUNING button. -in MANUAL mode, AUTO indicator in display window will extinguish.

17.TUNING

-press left button to change station frequency down. -press right button to change station frequency up.

-in MANUAL mode, each press of button increments frequency one channel spacing up or down.

-in AUTO mode, tuner will seek up or down to next usable station.

18.DISPLAY WINDOW (See Inset)

-DISPLAY ILLUMINATES ONLY IN TUNER MODE. -

A.AM/FM: indicates whether tuner is in AM or FM. B. AUTO: lights when tuner is in AUTO tuning mode.

C.FREQUENCY: indicates frequency of selected AM or FM station.

D. 50 kHz: (European Models Only) indicates 50 kHz tuning of station frequency in FM mode.

E. MEMORY: indicates that memory is ready to accept new PRESET assignment.

F. STEREO: lights when an FM broadcast is in stereo. MONO mode overrides this indicator.

G.CH: indicates PRESET number selected.

H. TUNED: lights when a usable station is selected.

I. MHz/kHz: indicates MHz in FM mode, kHz in AM mode.

19.TAPE SELECTORS

-press to select TAPE 1 or TAPE 2/EPL. Button lights red to indicate selected function.

-TAPE 1 overrides INPUT SELECTORS. -TAPE 2/EPL overrides TAPE 1.

(See text for important operating details.)

20.INPUT SELECTORS

-press to select CD, TUNER, A/V 1, A/V 2, or AN 3. Button lights green to indicate selected function.

-selecting an A/V input simultaneously selects corresponding video input.

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Contents Series 945 Preamp/Tuner Power Sources Power Cord ProtectionPower Cord Grounding Read InstructionsCleaning Damage Requiring ServicePower Lines Object and Liquid EntryTable of Contents Performance Specifications Tuner SECTION-FM Tuner SECTION-AM General InformationRackmounting Ventilation Placement Line Voltage ConnectionRP P Front Panel CALL-OUTS Line OUT Video Switched AC Line Voltage Yant UNSWITCHED’ L I N’ E C O R DOutlet Connector P E 2/EPL Video Record Left ChannelVideo Switched AC Line Voltage Outlets Rating G H T Video RecordLine OUT Lefi OUTPreamp /TUNER Remote Control Vszc Video Switching Preamplifier SectionSignal flow inside the unit SignalTo affect signals sent to the tape deck, then First Signal path. This will depend on TypeVolume Mute ControlBalance Control Mono AM/FM SelectorMono Control UP/DOWNAuto Selector Muting System Switching Line AmplifierAudio Line Level Input Selector System General Trouble Shooting Hints Ground Loops AM/FM TunerWill Poor quality Could be Source Noise This By a HighNoise, rather than a hum If such interferenceAM Antenna Remote Control

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.