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1238CF Operating Manual

Genelec Document D0100R001 Copyright Genelec Oy 10.2010. All data subject to change without prior notice

www.genelec.com

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In the U.S. please contact: 
Genelec, Inc., 7 Tech Circle
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In China please contact:
Beijing Genelec Audio Co.Ltd
Jianwai SOHO, Tower 12, 
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D-1504, Chaoyang District
Beijing 100022, China
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Fax +86 10 8580 2181
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Summary of Contents for 1238CFM

Page 1: ...Genelec 1238CF DSP Loudspeaker Operating Manual 1238CF ...

Page 2: ...to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected C...

Page 3: ...ital hardware transmission of a 192 kHz sample rate is achieved using a double speed single channel cable interface This is called dual wire mode In this case one cable per channel is used and no channel selection is required Dual wire mode is automatically detected by the input stage If the digital source device has a digital level monitor pot or graphical volume fader that controls the digital l...

Page 4: ...rs in the AES EBU digital audio data Mounting Considerations Align the Loudspeakers Correctly Always place the loudspeakers so that their acoustic axes are aimed towards the listening position see Figure 2 Vertical placement is mandatory to maintain cooling behind the loud speaker Maintain Symmetry Check that the loudspeakers are placed symmetrically and at an equal distance from the listening pos...

Page 5: ...ing the effects of the adjustments however careful listening with suitable test recordings can also lead to good re sults if a test system is not available Table 1 shows some typical settings in various situations Always start adjustment by setting all switches to OFF position Measure or listen systematically through the different combina tions of settings to find the best frequency balance See Ta...

Page 6: ...ck of each loudspeaker to enable the internal Acoustic Settings and then turn it on again To set the phase control on the subwoofer connect the Center channel output of the subwoofer to the loudspeaker to be used to align phase Follow the instructions in the subwoofer user manual for setting phase and level Maintenance No user serviceable parts are to be found within the loudspeaker enclosure Any ...

Page 7: ... 1238CF Bass amplifier short term output power Midrange amplifier short term output power Treble amplifier short term output power Long term output power is limited by driver unit protection circuitry 150 W at 4 Ohm load 120 W at 8 Ohm load 120 W at 8 Ohm load Slew rate 80 V us Amplifier system THD at nominal output 0 05 Signal to Noise ratio referred to full output Bass Midrange Treble 100 dB 100...

Page 8: ...S please contact Genelec Inc 7 Tech Circle Natick MA 01760 USA Phone 1 508 652 0900 Fax 1 508 652 0909 Email genelec usa genelec com In China please contact Beijing Genelec Audio Co Ltd Jianwai SOHO Tower 12 Room 2605 D 1504 Chaoyang District Beijing 100022 China Phone 86 10 8580 2180 Fax 86 10 8580 2181 Email genelec china genelec com In Sweden please contact Genelec Sverige Ellipsvägen 10B P O B...

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