Altair EQ-215 Owner'S Manual Download Page 20

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9. GRAPHS

Typical total armonic distortion.

Parametric filter setup at 1 KHz with different gains

and Q (bandwidth).

ALTAiR

EQ-215/230 GRAPHIC ECUALISERS

High pass filter at 10, 30, 100 and 300 Hz.

Channel separation.

Typical common mode relation ratio (CMRR).

Typical frequency response.

Summary of Contents for EQ-215

Page 1: ...LISERS OWNERS MANUAL EQ 215 230 ALTAiR issue 1 0 May 98 34 91 8043265 34 91 8044358 altair altairaudio com www altairaudio com EQUIPOS EUROPEOS ELECTR NICOS S A L AVDA DE LA INDUSTRIA 50 28760 TRES CA...

Page 2: ...ED INPUT 9 OUTPUT CONNECTION 10 UNBALANCED OUTPUT 10 BALANCED OUTPUT 11 GROUND LINK 11 5 OPERATION 11 TURN ON DELAY CIRCUIT 12 LEVEL CONTROL 12 SIGNAL AND OVERLOAD INDICATOR 12 HIGH PASS FILTER CONTRO...

Page 3: ...ans of which the equaliser indicated the band where it find the feedback This system helps to the sound technician in the soundcheck to find the bands sensitive to produce feedbacks Parametric notch f...

Page 4: ...on of each item appears in the corresponding section EQ 215 FRONT PANEL EQ 230 FRONT PANEL LEVEL CONTROL HIGH PASS FILTER CONTROL SIGNAL AND OVERLOAD INDICATOR BYPASS SWITCH WITH INDICATOR LED RANGE S...

Page 5: ...L EQ 230 REAR PANEL VOLTAGE SELECTOR MAINS CONNECTOR AND FUSE HOLDER FADER STATUS SETUP SWITCH EARTH LINK SWITCH OUTPUT SIGNAL CONNECTOR XLR 3 32 INPUT SIGNAL CONNECTOR XLR 3 31 5 ALTAiR EQ 215 230 GR...

Page 6: ...by qualified personnel when The power supply cord plug is damaged Any object have fallen or liquid has been spilled into the equaliser The unit does not appear to operate properly The enclosure is da...

Page 7: ...240 VAC 50 60 Hz Make sure that the graphic equaliser unit is disconnected from the mains The mains connector and fuse holder is paced at the graphic equaliser rear panel The fuse holder is a box loca...

Page 8: ...mains voltage and the fuse ratings are correct INPUT CONNECTION The graphic equaliser input signal is carried out through two XLR 3 31 female connec tors one per channel The input connections are bala...

Page 9: ...g sound source Close Ground referenced sound source Open Floating sound source Close Ground referenced sound source Open SOUND SOURCE Floating sound source Close Ground referenced sound source Open SO...

Page 10: ...has a mains plug of this form or when it is lifted the electrical ground of the unit from the earth mains is to say with the EARTH LINK switch in OFF position UNBALANCED OUTPUT This type of connection...

Page 11: ...ot defeated For this circumstance NEVER lift the mains earth AC ground to avoid possible accidents For your security NEVER use ground isolator adapters instead it is recommended the EARTH LINK switch...

Page 12: ...panel This multipoint level circuit indicates the highest level reached inside the equaliser circuits and warns the operator about possible problems When the level indicator lights green the internal...

Page 13: ...have a variation range between 12 dB and the corresponding 12 LED remain light ing When this switch is pressed the band pass filters have a variation range between 6 dB and the corresponding 6 LED rem...

Page 14: ...enient disable it with this switch instead of to put the gain control in the 0 dB position since avoid the signal pass by the parametric filter circuit with the resulting improvement in the graphic eq...

Page 15: ...Graphic equaliser model EQ 230 with different enhancements at 1KHz 15 ALTAiR EQ 215 230 GRAPHIC ECUALISERS Graphic equaliser EQ 230 response curve with each one of its band enhanced at 12 dB...

Page 16: ...ect and the same happens to the sound systems and even if we had a perfect speaker the room in which we are going to work is nor perfect either because the floor the walls and the ceiling are not abso...

Page 17: ...els If the total curve of the equalization system is not right the listening fatigue will indicate that you have not finished yet You have to give some more tries to leave it well To end you need to k...

Page 18: ...18 ALTAiR EQ 215 230 GRAPHIC ECUALISERS...

Page 19: ...ustable between 0 5 and 10 CHANNELSEPARATION Greater than 75 dB 20Hz 20KHz GAIN ATTENUATION 6 dB Level control by calibrated rotatory potentiometer DISTORTION Less than 0 01 at 0 dBu 20 Hz 20 KHz MAXI...

Page 20: ...on Parametric filter setup at 1 KHz with different gains and Q bandwidth 20 ALTAiR EQ 215 230 GRAPHIC ECUALISERS High pass filter at 10 30 100 and 300 Hz Channelseparation Typical common mode relation...

Page 21: ...arranty expressed or implicir Any faulty unit must be sent to the dealer or the manufacturer The serial number of the unit must be included with any request for the technical service Equipos Europeos...