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Instrument Preamplifier / EQ / DI

Owner’s Manual Rev. C

Grace Design, 4689 Ute Highway, Lyons, CO 80503

303.823.8100 / [email protected]

www.gracedesign.com

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Summary of Contents for ALiX

Page 1: ... Instrument Preamplifier EQ DI Owner s Manual Rev C Grace Design 4689 Ute Highway Lyons CO 80503 303 823 8100 info gracedesign com www gracedesign com ...

Page 2: ...ses or glasses on this equipment Class I Equipment grounded type Electrical rating 100 240V 50 60Hz 10W Mains supply voltage fluctuations are not to exceed 10 of the nominal supply voltage Pollution Degree 2 Installation Over voltage Category II for transient overvoltages Maximum Relative Humidity 80 Operation temperature range 10 C to 40 C Storage and transportation temperature range 40 C to 70 C...

Page 3: ...d isolated DI output with high quality low distortion fully shielded transformer Super rugged 1 4 connectors with heavy duty metal bushings Powerful independent EQ hi and low shelving and full parametric midrange Mid frequency control has two ranges 70 880Hz 670 8kHz 20Hz 1kHz sweepable HPF on both channels can also be set as notch filter Mute tune footswitch mutes all outputs except dedicated tun...

Page 4: ...igh Pass Notch filter frequency select 4 Parametric Midrange cut and boost 5 Parametric Midrange frequency select 6 Parametric Midrange Q factor 7 BOOST footswitch 8 Low frequency shelving cut and boost 9 High frequency shelving cut and boost 10 Boost level 11 MUTE TUNE footswitch 12 Amp Tuner output level ...

Page 5: ...put 3 Ground lift switch 4 DI output 5 DI output line mic level select 6 Amp Output 7 Tuner Output 8 Instrument line input 9 Effects Insert 10 Input impedance select 11 Phase reverse switch 7 SidePanelControlsandFeatures 1 2 1 DIP switch controls 1 HPF or Notch select 2 MID EQ range LO or HI 3 12V power on and off 2 Dip Switch location diagram ...

Page 6: ...one less wall wart you ll own in your life All units are shipped with a standard AC cable suitable for the country where it is going This is a standard off the shelf IEC power cable so in the event you misplace the one that came with your ALiX you can just borrow one from the soundperson and go Tell them we said so 8 7 9V 500mA DC POWER OUTPUT This output jack will power other 9VDC pedals you may ...

Page 7: ...s a Thomson Butterworth response for the best combination of passband flatness and time domain response Yes that will be on the quiz GAIN Hz 40 125 20k 1k 0dB 12dB HIGH PASS FILTER Simply put use the high pass filter to cut unwanted bass frequencies out of a signal Usually a HPF is used to eliminate rumble or non musical low frequency information out of a signal But this HPF range is from 20Hz to ...

Page 8: ...th a gentle boost amount and work your way upwards If you start to hear stage feedback or are overloading the input at the console then you ll need to back it off ALiX is not responsible for disgruntled soundpeople you may encounter during the operation of the boost circuit especially those you have already borrowed your misplaced IEC power cable from Keep those people happy they control the suck ...

Page 9: ...3 on the side panel 12V power can be applied to the tip or ring of the instrument input jack Configuration is done via internal jumpers described in detail on pages 12 13 NOTE this power supply charges up slowly so you may need to wait a few seconds before signal from your electret mic is present at the input of ALiX It is always best to make your input connections before applying power at the DIP...

Page 10: ...OR FREQ SEL SEL GROUND L IFT INSERT RE TURN 12V M IC P OWER TIP RING OFF V IA J UMPER 12V O N OFF LO HI RANGE EXTERNAL FOOTSWITCH INPUT RING TIP ISO M IC L INE L EVEL SIDE P ANEL DIP S WITCH REAR PANEL T OGGLE SWITCH REAR PANEL P USHBUTTON SWITCH BOOST ON OFF MUTE T UNE MUTE T UNE FRONT P ANEL KNOB FOOTSWITCH CONTROL TY PES BOOST ON OFF AMP O UTPUT L EVEL INSERT S END PAD 0 6 dB 1 2dB INTERNAL J U...

Page 11: ... about how something works please have a look at your owner s manual check out our website www gracedesign com or feel free to call us We are always glad to help out in any way we can 1 303 823 8100 M F 9 5 MST Your instrument plugs into ALiX external effects are routed through the insert stage amp is fed by amp out PA system mixer is fed by DI output stage tuner is fed by tuner out 9VDC OUT power...

Page 12: ...chassis figure 3 4 Now refer to the jumper location diagram on the following page to move any jumpers you wish closeup figure 4 5 To move a jumper use tweezers or your fingernails to gently pull the jumper off of its header pins To reposition the jumper double check the diagram then gently press the jumper back down in the correct location 6 J10 resides on a 2 pin header If you wish to set this to...

Page 13: ... to tip ring or set to off Set these according to how your microphone instrument is wired Set to off at the factory J10 configures the LOW EQ corner frequency It is set to LF1 at the factory 125Hz corner frequency with the jumper only connected to one pin To set to LF2 250Hz corner frequency simply push the jumper down onto both pins so they are connected by the jumper J2 J6 ...

Page 14: ...urn 0dB Boost 20dBu MAXIMUM OUTPUT LEVEL 100k Ohm load 0 1 THD DI Output Line 19dBu DI Output Mic 7dBu Amp Tuner Insert Outputs 21dBu Insert Output No Pad 21dBu Insert Output 6dB Pad 15dBu Insert Output 16dB Pad 5dBu HIGH PASS FILTER NOTCH FILTER High Pass Filter 20Hz 1kHz 12dB octave Notch Filter 20Hz 1kHz 35dB Q 1 0 EQ Gain 12dB Low Frequency Low Range 125Hz Shelving High Range 250Hz Shelving Mi...

Page 15: ...workmanship without charge provided the customer has appropriate proof of purchase and that the product has its original factory serial number In order for Grace Design to provide efficient and timely warranty service it is important that you mail the completed warranty registration card enclosed with all of our products within 10 days of the original date of purchase You may also register your pr...

Page 16: ...ange Date Initials A all Initial release 06 08 2016 edg B 3 6 14 Added info about 9V 500mA DC power output jack 07 08 2016 edg B 3 6 14 Corrected input impedance values 7 11 2016 edg C 13 Corrected wrong jumper placement info 11 16 2016 edg ...

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