Live1
Contents
1. Mono effects returns 6 10 k Ohm electronically balanced Nominal input level 0 dBu Max input level Max output level 21 dBu balanced 10 dBu unbalanced 21 dBu Mic amp CMRR 86 dB 100 Hz to 1kHz Signal to noise ratio Equivalent Input Noise EIN 90 dB at unity gain lt 127 dB Dynamic range 119 dB 20 Hz to 20 kHz unweighted THD Frequency response 0 02 1 kHz 10 dB gain 10Hz to 65 kHz 0 dB Crosstalk 80 dB to 90 dB at 10 kHz Phase response lt 5 20 Hz Live1 Revision L1 1 2011 12 codar2. da _ 5 E x oa E 7 Ed Live1 Revision L1 1 2011 12 20 e GOCE ene 5 a N s E o EB 8 ES D AUX 1 gt e AUX 2 AUX 3 AUX 4 Ux e gt iS Xe ie O 0 E El k AUX ORS Module descriptions Mono channels SIG green signal presence LED illuminates when channel signal level is approx 36 dBu This LED indicates the level post EQ pre insert so is affected by the setting of the MIC gain control Mic pre MIC sets mic amp gain range of adjustment is 0 to 60 dB When using the input channel with line level sources this control should be set at minimum 0 dB 48V press to enable 48 V phantom power at the mic input XLR An adjacent red LED illuminates to warn that phantom power is active HPF press to insert a high pass filter in the signal path The filter rejects signals below 80 Hz with a slope of 12 dB oct An adjacent yellow LED illuminates to confirm that the filter is in circuit Equaliser HF shelving filter providing 18 dB of cut or boost above 12 kHz HMF bell filter providing 18 dB of cut or boost at frequency set by the associated Hz control Hz selects centre frequency of HMF EQ section range 400 Hz to 4 kHz LMF bell fil
3. with separate sockets for left and right inputs The connectors are 1 4 6 35 mm 3 pole TRS jack sockets Nominal input level is O dBu maximum input level 21 dBu Wiring is as per table at 4 above L R Master outputs main the main stereo output of the Live is available in both balanced and unbalanced see 11 below form on two different connector types The two pairs of outputs are buffered from each other The main balanced outputs are on two L amp R 3 pin male XLR connectors Nominal output level is 0 dBu maximum output level 21 dBu Wiring is per the table at 1 above Mono Master output A secondary balanced mono output operating at the same levels is also available This connector is labelled LINE OUT on the rear panel Nominal output level is O dBu source impedance 100 Q The connector is a 4 6 35 mm 3 pole TRS jack socket note that this carries an L R sum of the main stereo output Wiring is per the table at 4 above Master inserts two 4 6 35 mm 3 pole TRS jack sockets for the connection of external processing across the main outputs The insert is post EQ and pre fade mute Both send and return are unbalanced at a nominal level of 0 dBu Max return input level is 10 dBu with an impedance of 10 kQ Wire as per table at 2 above Monitor outputs these carry the AFL PFL output of the mixer for monitoring and checking purposes As AFL is stereo separate left and right ou
4. LED illuminates to confirm that MUTE is applied Signal level LEDs three LEDs indicate the signal level post EQ pre insert as follows red 12 dBu yellow 0 dBu yellow 12 dBu The LEDs indicate a mono sum of the left and right legs Fader a 100 mm plastic conductive fader with a red knob adjusts the overall stereo channel level Live1 Revision L1 1 2011 12 24 Sub Aux Mono Returns Groups amp metering Signals routed from the input channels mono and stereo to the four subgroups are summed in the subgroup section and the level of their mix controlled by the subgroup faders Each subgroup itself may then be routed into the L R Master mix although its output is also available at the rear panel at GP 1 to GP 4 for recording or other purposes Revision L1 1 2011 12 Live1 25 Subgroup meters METER METER METER METER METER the signal level in each subgroup or auxiliary gt E o dg send see below may be monitored by the 10 segment e o o e LED bargraph meter at the top of each subgroup strip Note o o gt al the bottom LED is labelled SIG and illuminates at a signal PE LA E level of approx 36 dBu The LEDs are colour coded as o o o o follows O o L O o o o o red 18 dBu ess Oss Oss Oss yellow 24 dBu to 12 dBu S JO 16 200 00 green SIG GRP AUX the meters may be individually switched to monitor the level of Aux Sends 1 to 4 instead of
5. LIVE1 o o E M o PSU The AC mains switch is located on the front panel of the PSU and the mains is connected via an IEC receptacle on the rear panel An IEC cable is supplied with the PSU to connect this to the mains supply The cable should be fitted with a mains plug suitable for your country if this is not the case either obtain one of the appropriate type or replace the fitted plug with one of the correct type Note the mains cable colour coding is as follows Y The Live1 is powered from an external rackmountable 2U Power Supply Unit Mains connection Mains cable core colour Live Brown Neutral Blue Earth Ground Green Yellow The PSU in the Live1 is a Universal type and may be connected to any AC mains supply voltage of between 100 and 240 V and frequency 50 or 60 Hz The IEC receptacle has an integral mains fuseholder below the connector If it is necessary to replace this fuse please only do so with one of the same type and rating 115 VAC 230 V AC Fuse type 20 mm dia anti surge Fuse Rating T5A 5 A T3 15A 3 15 A This fuse is the only user replaceable component the Live1 contains A mains fuse should never be replaced without first making an attempt to ascertain the reason for its failure If you are unsure why the fuse failed or if the replacement fuse also fails immediately consult your Cadac dealer Live1 Revision L1 1 2011 12 DC con
6. Pre Post 29 Talkback 30 Technical Specifications 31 Live1 Revision L1 1 2011 12 Introduction Thank you for purchasing this Cadac Live1 audio mixing console First founded in 1967 Cadac products have indisputably become the benchmark for sound reinforcement consoles The Cadac Live1 Series is the first truly compact Cadac mixer and makes available many of the features of our world famous large scale theatre and touring desks in a smaller simpler and more portable package Nevertheless you will still find the attention to detail high quality audio circuitry and reliability on which the reputation of the Cadac brand is built enshrined in your Live1 Overview The Live1 is a high quality portable non modular audio mixing console designed primarily for either FOH or monitor use as part of a live sound reinforcement system in small to medium sized venues It is also suitable for use as a high quality tracking console for location or studio recording applications It is available in three frame sizes with 8 16 or 24 mono channels these configurations are referred to as the Live1 1642 Live1 2442 and Live1 3242 respectively In addition to the mono mic line channels all frame sizes contain four stereo line input channels The Live1 is also equipped with four pannable audio subgroups six mono auxiliary sends six pannable mono auxiliary returns and two routable stereo returns as well as a comprehensive complement of talkback m
7. Revision L1 1 2011 12 Rear Panel layout and connection details as GD do LINE IN LINE OUT 48 IGHT PHONES C 2 El 3 m O O O O z 7 z i E 7 C a S Q Y N a Q ot a Q ot EREE O O O O O O O rower E 000000 292 deba d Y L 412413 ni 3 ed ond 2 cured 3 UR OE Bote H ie ninr E Es The model shown is the Live1 1642 No Connection Qty of connectors 1 Mono channel inputs 2 Mono channel inserts 8 16 or 24 3 Mono channel direct outputs 4 Stereo channel inputs 8 4 x L R 5 Subgroup outputs 4 6 Subgroup inserts 4 7 Auxiliary sends 6 8 Auxiliary returns 6 9 Stereo returns 4 2 x L R 10 L R Master outputs 2 L R 11 Line out unbal L R Master 1 12 Master inserts 2 L R 13 Monitor outputs 2 L R 14 Headphone output 1 15 Talkback mic 1 16 Line In to stereo mix 1 17 Littlites sockets 1or2 18 PSU connector 1 Depending on frame size Revision L1 1 2011 12 Live1 15 1 Mono channel inputs 3 pin Neutrik Combo A Series connectors These accept either a standard 3 pin XLR male plug for microphone use or a 1 4 6 35 mm 3 pole TRS jack plug for line level use The inputs are electronically balanced the mic inputs have an impedance of 1 2 koh
8. connector or via an amplifier and loudspeakers connected at the rear panel MON L and MON R connectors Note that if headphones are used their impedance should be 16 Q or greater PHNS this controls the level of PFL AFL signal sent to the headphone socket MON this controls the level of PFL AFL signal sent to the rear panel monitor outputs Meters a dual 10 segment LED bargraph meter indicates the level of the signal s currently being monitored by the PFL AFL system The meter reading is independent of the settings of the PHNS and MON controls In PFL mode the left and right bargraphs should show identical levels but readings will differ reflecting stereo placement in AFL mode Note the bottom LED is labelled SIG and illuminates at a signal level of approx 36 dBu The LEDs are colour coded as follows red 18 dBu yellow 24 dBu to 12 dBu green SIG AFL LEVEL this adjusts the level of the AFL signal It has no function if global AFL mode is not selected It allows the volume of the monitoring in AFL mode to be trimmed to match what is heard in PFL mode AFL MODE pressing this button switches all PFL AFL circuitry throughout the whole mixer into AFL mode In this mode when any PFL button on the mixer is pressed signal metering and monitoring by the PFL AFL system will be post the relevant fader s and in stereo Thus the relative levels and stereo imaging of a group of inputs can be assessed An adjacent red LED i
9. sends the stereo return signal to subgroups 3 and 4 left leg to 3 right leg to 4 An adjacent green LED illuminates to confirm the routing L R pressing this button sends the stereo return signal to the L R Master left to L right to R An adjacent red LED illuminates to confirm the routing The routing buttons are non interlocking the stereo return signal may be sent to all subgroups and or the L R Master simultaneously if wished AUX 5 and AUX 6 the stereo returns also feature the spin controls described on page 26 In this case a mono L R sum of the stereo return signal is sent to Aux send 5 and or 6 PEL pressing the PFL button routes the signal in the channel to the internal PFL AFL system so that it may be monitored on local speakers or headphones connected at the MON OUT or HEADPHONES connectors respectively The signal continues to route normally while the PFL button is pressed An adjacent green LED illuminates to confirm that PFL AFL is active Monitoring of stereo returns may be either pre fade PFL or after fade AFL the mode is selected globally from the Master section see AFL Mode on page 29 In PFL mode the signal heard is a mono sum of the L and R legs and Live1 Revision L1 1 2011 12 28 L R MASTER the stereo return fader and MUTE button have no effect on the level In AFL mode the full stereo signal is heard In this case both the stereo return fader and MUTE button wi
10. that of the subgroups Pressing this button selects AUX and an adjacent red LED illuminates to confirm the setting This is useful during set up when the console is being used for FOH work when FX send levels may be set and then left the meters being returned to subgroup mode during the show When the Live1 is being used as a monitor mixer normal practice would be to switch all these meters to AUX permanently Note that the meters show pre fade signals whether set to GRP or AUX i e in GRP mode they indicate the subgroup level pre the subgroup fader and in AUX mode the Aux send level pre the Aux Master fader El GAl CA E L R pressing this button sends the post fade subgroup signal to the s o Geo Pan AS K uQe O nO o de b y PAN 7 paw Oe Oo Oo L L R master section via the PAN control An adjacent red LED illuminates to confirm the routing The subgroup signals are still available at the rear N panel GP1 GP4 connectors even if this routing is not selected nO o PAN allows the mono subgroup to be panned anywhere in the stereo image of the L R Master output When in its centre 0 position the subgroup signal is centrally positioned in the stereo mix PEL pressing the PFL button routes the subgroup to the internal PFL AFL system so that it may be monitored on local speakers or headphones connected at the MON OUT or HEADPHONES connectors respectively The subgroup c
11. turn it off and disconnect from mains without further delay The console should be given sufficient time to dry out before recommencing operation When cleaning the console never use chemicals abrasive substances or solvents e The console control panel should be cleaned using a soft brush and a dry lint free cloth For persistent marks use a soft cloth and isopropyl alcohol Switches and potentiometers do NOT require cleaning or lubrication Keep these instructions for future reference Follow all warnings in this manual and those printed on the console The console must be connected following the guidance in this manual Never connect power amplifier outputs directly to the console Connectors and plugs must never be used for any other purpose than that for which they are intended The PSU mains input must always be connected to correctly rated mains power as referred to in this manual The mains input must at all times be connected to the local mains power supply using the supplied power cord In cases where the supplied plug does not fit a qualified electrician must be consulted The power cord must be routed in such a way that the risks of accidentally stepping on it stretching it or it being pinched are minimized WARNING THIS EQUIPMENT MUST BE EARTHED Ventilation slots must never be covered or in any other way obstructed Air flow required for safe operation may otherwise be restricted Where the consol
12. 2006 Audio Video and similar electronic apparatus Safety requirements BS EN 61000 4 2 2009 Electrostatic discharge immunity test BS EN 61000 4 6 2009 Immunity to conducted disturbances BS EN 61000 4 11 2004 Immunity to voltage dips short interruptions and voltage variations Signed Authority Operations Manager Date 01 November 2010 Attention The attention of the specifier purchaser installer or user is drawn to special measures and limitations to use which must be observed when these products are taken into service to maintain compliance with the above directives Details of these special measures and limitations to use are available on request and are also contained in this Installation and User Manual Live1 Revision L1 1 2011 12 This page is intentionally left blank Revision L1 1 2011 12 Live1 Contents IMPORTANT SAFETY INFORMATION 3 For US and CANADA only 3 GENERAL PRECAUTIONS 4 CONFORMITIES 5 Introduction 8 Overview 8 What s in the box 8 Live1 Main Feature Set 9 Mechanical dimensions 10 Powering the Live 11 Control Surface layout 12 Rear Panel layout and connection details 13 Block Diagram 18 Module descriptions 20 Mono channels 20 Stereo channels 22 Sub Aux Mono Returns 24 Groups 8 metering 24 Subgroup meters 25 Aux sends 26 Aux returns 26 Stereo returns 27 Stereo return meters 27 L R Master section 28 L R master and metering 28 PFL AFL and monitoring 29 Master Aux
13. 6 RTN N The Live1 is equipped with six mono Auxiliary returns which qu AO may be used for FX returns or other additional inputs into the mix The inputs are labelled RTN 1 to RTN 6 on the rear panel The signal at each return is routed at equal levels to the left and right legs of the L R Master output Note that the six Auxiliary returns have no internal relationship with the six Auxiliary sends though it would be logical to use the same numbered send and return for an external FX loop L R a rotary control which adjusts the overall mono return level to the L R Master mix AUX 5 and AUX 6 it is possible to spin some of the Aux return signals back into Aux sends 5 and or 6 The most likely use of this would be to add echo or reverb to a foldback send in this case Auxes 5 amp 6 would be used to derive the foldback mix and one of Auxes 1 to 4 as an FX send to the external reverb device The reverb device output is then brought back into the mixer via an Aux return or a pair and added to the foldback as required via these controls In this way different amounts of echo can be added to the same input signal in the main mix and the artist s foldback This spin facility is not available for Aux returns 5 and 6 Revision L1 1 2011 12 Live1 27 STRTN2 M L MO o Lolo FS Je 0 0 Oo MO o Stereo returns As well as the six mono Au
14. EI LIVEI 1642 2442 3242 Width Width Width 436 mm 612 mm 788 mm Depth PSU 185 mm Height Height LIVEI 180 mm 2 88 mm 2RU Width 483 mm Depth 563 mm NOTE when installing the Live1 in a permanent or semi permanent situation an additional allowance must be made at the rear of the console for connectors and cables Fitting the rack mounting kit Model 1642 only The Live1 1642 is supplied with a pair of rack mounting brackets which permit the mixer to be installed in a standard 19 equipment rack To install the brackets remove the five upper screws those closest to the mixer control surface which secure each metal end cheek to the chassis Fit the rack mounting brackets over the end cheeks and refit the five screws Note that the brackets are handed i e one is designed to fit on the left hand side of the console and the other to the right This is indicated by an L or R label affixed to the bracket Revision L1 1 2011 12 Live 11 Powering the Live1 oO e o O S N cadat PS1 ON O 10063 psu o O THIS UNIT MUST BE DC CONNECTED TO PROTECTIVE POWER e EARTH OUTPUT AC POWER l LE a arts g 15V at 5A INPUT 100V to 240v E U 1 A Refer all maintenance 15V at 5A 50 60Hz to a qualified 12V at 4A ENERGY ae HAZARD eaa FOR USE WITH E TSA N Dev CADAC
15. FL pressing the PFL button routes the L R Master signal to the internal PFL AFL system so that it may be monitored on local speakers or headphones connected at the MON OUT or HEADPHONES connectors respectively The signal continues to route normally while the PFL button is pressed An adjacent green LED illuminates to confirm that PFL AFL is active Monitoring of the L R Master output may be either pre fade PFL or after fade AFL the mode is selected globally from the Master section see AFL Mode on page 29 In PFL mode the signal heard is a mono sum of the Land R legs and the master fader and MUTE button have no effect on the level In AFL mode the full stereo signal is heard the channel fader setting will affect the level of the signal heard but the MUTE button will have no effect M Pressing the M MUTE button mutes the L R Master output An adjacent red LED illuminates to confirm that MUTE is applied Fader a 100 mm plastic conductive fader with a black knob adjusts the L R Master output level Revision L1 1 2011 12 Live1 29 SOLO 18 Do o o o os oO OO O Qs Oo Oo Oo PFL AFL and monitoring This section of the Master strip is concerned with selection and control of the Live1 s PFL AFL system which permits inputs sends and returns to be monitored either individually or in combination Monitoring may be via headphones plugged into the rear panel PHONES
16. Live1 Compact Mixing Console User Manual cadar Cadac Holdings Ltd One New Street Luton Bedfordshire LU1 5DX Telephone Fax Email General information Service enquiries 44 0 1582 404202 44 0 1582 412799 info cadac sound com service cadac sound com IMPORTANT SAFETY INFORMATION CAUTION These servicing instructions are for use by qualified personnel only To reduce the risk of electric shock do not perform any servicing other than that contained in the User Manual unless you are qualified to do so Refer all servicing to qualified service personnel 1 Read these instructions 2 Keep these instructions 3 Heed all warnings 4 Follow all instructions 5 Do not use this apparatus near water Do not expose this apparatus to dripping or splashing and ensure that no objects filled with liquids such as vases are placed on this apparatus 6 Clean only with a dry cloth 7 Do not block any of the ventilation openings Install in accordance with the manufacturer s instructions 8 Do not install near any heat sources such as radiators heat registers stoves or other apparatus that produce heat 9 Only use attachments accessories specified by the manufacturer 10 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into t
17. SS gt m ES A paH anan i 1 nm gt L L L 7 K pr pa T 7 5 h mao TREs T A Ela o EE E Li gt atira 5 pi yo _ 7 Ti ne 5 Q ol a E po O Stereo Input Channel O 4x for all versions of Live1 RR ke G O Revision L1 1 2011 12 Live1 19 8 Na E Q Q Eh C Groups 1 4 Aux send 1 4 Aux return 1 4 4x for all versions of Live1 de e At gt i 7 i iC D 2 Pr m lal es L rh mr E gt i i ae TVE a E ES i Ut dst e fie ka Bute gt gt A Stereo Returns 1 2 Aux Sends 5 6 Aux Returns 5 6 ALPI GY 2x for all versions of Live1 q 7 A Stereo Master PFL Output and TalkBack 1x for all versions of Live1 ln 9 Es E PEN or oa ron 2 EA 4 i
18. and 3242 each have two Littlites are directly compatible if using other types of lights the connectors should be wired as follows PIN Use 1 n c 2 12 V 3 oV 18 Mains input see Powering the Live1 on page 11 It is always good operating practice to turn a mixer on BEFORE turning on the amplifiers etc to which its outputs are connected Similarly always turn the amplifiers off BEFORE turning the mixer OFF Live1 Revision L1 1 2011 12 18 Block Diagram pote e HE Wg ae Ei UA EEES no OUI CB o Ph e S E cavern 21 gt w Es La A A gt f gt ES E i mo p B gt ES 1 gt L fe E cor a TA ms Le o lt 1 EE Id EM Em L 7 L G T Q e O qu O Mono Input Channel O 8x for Live1 1642 e axo 16x for Live1 2442 a ie Kd 24x for Live1 3242 8 Q US 15535 ne na aa Le a amp l E 1 a 22220 CE E mes 7
19. e is to be operated in its flight case then this must be located in such a way that it allows for proper ventilation e Refer servicing to qualified technical personnel only Revision L1 1 2011 12 Live1 CONFORMITIES Cadac Holdings Ltd One New Street Luton Bedfordshire LU1 5DX England Tel 44 0 1582 404 202 Fax 44 0 1582 412 799 Email info cadac sound com Declaration of Conformity The Directives covered by this declaration 2004 108 EC The Products Covered by this Declaration LIVE1 audio mixing consoles The Basis on which Conformity is being Declared The products identified above comply with the requirements of the above EU Directive s by meeting the following standards BS EN 55103 1 2009 Product family standard for audio video audio visual and entertainment lighting control apparatus for professional use Part 1 Emission BS EN 55103 2 2009 Product family standard for audio video audio visual and entertainment lighting control apparatus for professional use Part 2 Immunity BS EN 61000 3 2 2008 Electromagnetic Compatibility EMC Part 3 Limits Section 2 Limits for harmonic current emissions equipment input current lt 16 A per phase BS EN 61000 3 3 2006 A2 2009 Electromagnetic Compatibility EMC Part 3 Limits Section 3 Limitation of voltage fluctuations and flicker in low voltage supply systems for equipment with rated current lt 16 A BS EN 60065 2002 A1
20. entred on 4 kHz LMF bell filter providing 18 dB of cut or boost centred on 600 Hz LF shelving filter providing 18 dB of cut or boost below 80 Hz EQ IN when pressed the EQ section is placed in the signal path An adjacent yellow LED illuminates to confirm this Auxiliary sends The six aux sends are identical All sends are mono and in the stereo channels each receives an L R mix of the left and right legs Each has its own send level control With the control fully anticlockwise the send is off The sends may be selected as pre or post fade in pairs i e 1 amp 2 3 amp 4 and 5 amp 6 from the master section see Master Aux Pre Post on page 29 Note that the channel MUTE button mutes both pre fade and post fade sends Routing amp panning The routing buttons are non interlocking the channel signal may be sent to all subgroups and or the master output simultaneously if wished 1 2 pressing this button sends the post fade signal to subgroups 1 and 2 via the PAN control An adjacent green LED illuminates to confirm the routing 3 4 pressing this button sends the post fade signal to subgroups 3 and 4 via the PAN control An adjacent green LED illuminates to confirm the routing L R pressing this button sends the post fade signal to the master L and R outputs via the PAN control An adjacent red LED illuminates to confirm the routing BAL allows adjustment of the image of the stereo
21. etering and master control facilities What s in the box The Live1 console is shipped in a triwall carton Before unpacking inspect that the carton has not been damaged during shipping If there are any signs of damage inform the shipping agent Inside the carton you should find the following items If any are missing contact your Cadac distributor immediately Live1 mixing console PS1 Power Supply Unit DC power cable 2m AC power cable with IEC and UK European or US connector as appropriate CD ROM containing this manual Quick Start Guide e Pair of brackets to allow rack mounting Model 1642 only Revision L1 1 2011 12 Live1 Live1 Main Feature Set Suitable for FOH and or monitor use 8 16 or 24 mono channels 4 stereo channels New design of mic amp Per channel phantom power and high pass filter 4 band EQ with swept mids mono channels 4 band EQ stereo channels PFL AFL and Mute Per channel signal presence LED Per channel 12 0 12 dB signal level LEDs 6 auxiliary sends switchable pre post in pairs 4 audio subgroups 2 routable stereo returns 6 auxiliary returns LR Master Output section with dual outputs and talkback section 100 mm faders on all inputs subgroups stereo returns and master 60 mm aux master faders Talkback section Bargraph metering on master subgroups and PFL AFL Live1 Revision L1 1 2011 12 Mechanical dimensions LIVEI LIV
22. he apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped 11 To completely disconnect mains power from this apparatus the power supply cord must be unplugged For US and CANADA only Do not defeat the safety purpose of the grounding type plug A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety When the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of an uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance Live1 Revision L1 1 2011 12 GENERAL PRECAUTIONS Do not place heavy objects on the control surface expose it to sharp objects or handle the console in any way that may cause damage e g rough handling and or excessive vibration Do not subject the equipment to dirt dust heat or vibration during operation or storage Never expose the console to rain or moisture in any form Should the console become wet
23. ll affect the signal heard M Pressing the M MUTE button mutes the stereo return This will mute the return s feed to the subgroups the L R Master output Aux sends 5 and 6 and any AFL monitoring The exception is PFL monitoring which remains active An adjacent red LED illuminates to confirm that MUTE is applied Fader a 100 mm plastic conductive fader with a red knob adjusts the overall stereo return level The pre fade stereo return signal may be metered at the top of the strips provided the RET AUX button is set to RET L R Master section L R master and metering LINE IN A rear panel input LINE INPUT to the L R Master is provided this is useful for connecting a CD player laptop or similar for pre show music and avoids the use of a stereo channel or return for a source not used during the show The LINE IN control sets the level of this input MONO pressing the MONO button sums the left and right legs of the L R Master output The left and right outputs will have the same signal An adjacent green LED illuminates to warn that MONO has been selected Meters a dual 10 segment LED bargraph meter indicates the level of the L R Master output The metering point is post fade but pre mute It is also post the MONO button Note the bottom LED is labelled SIG and illuminates at a signal level of approx 36 dBu The LEDs are colour coded as follows yellow 24 dBu to 12 dBu red 18 dBu green SIG P
24. lluminates to indicate the selection of AFL mode When not pressed PFL mode is selected Pressing any PFL button on the console will cause the relevant signal to be metered and monitored in mono and at full level i e one that is not affected by the fader controlling the signal in the mix PFL is useful when checking all that individual sources feeding the mixer are present and correct AFL is more useful for listening to several signals in combination i e group of voices or a drum kit so that their relevant level and stereo placement can be checked Master Aux Pre Post These three buttons globally switch the Auxiliary sends in pairs to be pre or post fade Note that all Auxiliary sends are derived post mute in the channel or return in which the send is located A1 amp 2 PRE press this button to make all mixer sends to Auxiliaries 1 and 2 pre fade An adjacent green LED illuminates to confirm PRE mode has been selected A3 amp 4 PRE press this button to make all mixer sends to Auxiliaries 3 and 4 pre fade An adjacent green LED illuminates to confirm PRE mode has been selected Live1 Revision L1 1 2011 12 30 TALKBACK O o L A5 amp 6 PRE press this button to make all mixer sends to Auxiliaries 5 and 6 pre fade An adjacent green LED illuminates to confirm PRE mode has been selected Talkback The Live1 is equipped with talkback system which enables the engineer to speak t
25. ms and the line inputs an impedance of approximately 10 kohms The sensitivity of the line input is 16 dB lower than that of the mic input and the maximum input level is 21 dBu 48 V phantom power is available at the XLR pins via a switch on the channel strip The connector should be wired as follows XLR Pin TRS jack Connection 1 Sleeve Screen 2 Tip Signal hot phase 3 Ring Signal cold antiphase 2 Mono channel inserts 4 6 35 mm 3 pole TRS jack sockets for the connection of external processing The insert is post EQ and pre fade mute Both send and return are unbalanced at a nominal level of 0 dBu The output impedance of the send is 100 Q Max return input level is 10 dBu with an impedance of 10 kQ The connector should be wired as follows Pin Connection Tip Send Ring Return Sleeve Screen common 3 Mono channel direct outputs 4 6 35 mm 3 pole TRS jack sockets These are unbalanced post fade mute outputs from each mic channel and can be used for multitrack recording or other purposes The outputs have a nominal level of 0 dBu and a max level of 21 dBu The connector should be wired as follows Pin Connection Tip Signal hot phase Ring Screen Sleeve 4 Stereo channel inputs 4 6 35 mm 3 pole TRS jack sockets The inputs to the four stereo line channels are balanced with separate socket
26. nds are summed in the Aux Master sections RR a located in the Sub Aux Mono Return and Stereo Return o 0 strips where the overall Auxiliary send output level can I K s be set with the Aux Master faders The Auxiliary outputs E L k are designated AUX 1 to AUX 6 on the rear panel y E 4 q PFL pressing the PFL button allows the Auxiliary send A S A to be monitored by the PFL AFL system in the same way E y Z as channels and subgroups The Aux send continues o o 00 to operate normally while the PFL button is pressed An o e adjacent green LED illuminates to confirm that PFL AFL is active Because the Auxiliary sends are always mono monitoring will be in mono whether global PFL or AFL mode is selected In PFL mode the signal will be heard pre the Aux Master fader in AFL mode it will be heard post the fader The Aux send MUTE button does not affect the PFL AFL monitoring regardless of the global mode M Pressing the M MUTE button mutes the Auxiliary send As described above PFL or AFL monitoring are unaffected An adjacent red LED illuminates to confirm that MUTE is applied Fader a 60 mm plastic conductive fader with a grey knob adjusts the overall Auxiliary Master level The pre fade Aux Master signal may be metered at the top of the subgroup strips Auxes 1 to 4 or the stereo return strips Auxes 5 and 6 see Meter on page 25 Aux returns AUX RIN AUXZRIN AUXSRIN AUX4 i AUX5 RIN AUX
27. nections The rear panels of both the Live1 and the PS1 are fitted with a 10 pin connector A screened interconnecting cable is supplied with the mixer If it is necessary for the PS1 to be installed at a greater distance from the Live1 than the length of the supplied cable allows users may manufacture their own interconnecting cable ensuring that all cores are wired pin to pin The DC connector pinout used on the Live is as follows Pin Supply Pin Supply 1 12 V 6 OV 2 12 V 7 15 V 3 15 V 8 15 V 4 15 V 9 screen 5 OV 10 screen The maximum permissible cable length to ensure reliable performance will depend on i the Live1 model and ii the type of cable Users wishing to manufacture longer DC PSU cables are advised to contact Cadac s Technical Department for recommendations Revision L1 1 2011 12 Live1 13 Control Surface layout VE ou ou ou ou ou ou ou ou ou ou os os os os os o o o o o o os o o o o o o o o o os os os os on ou or ou ou ou ou ou Ose Ose Oso The model shown is the Live1 1642 Mic channels Stereo line channels Subgroups Bargraph meters Groups Aux sends Stereo returns Auxiliary send masters Auxiliary returns Stereo returns L R master section AFL PFL metering and control Monitor and headphones Talkback Live1
28. o various parts of the PA system during setup An XLR socket with 48 V phantom power is available at the rear panel for connection of a capacitor microphone for this purpose T B this control sets the gain of the talkback mic pre amp Up to 60 dB of gain is available AUX pressing this button routes the talkback microphone to all six Auxiliary sends This is useful when the mixer is being used as a monitor desk as it enables the engineer s voice to be heard through all on stage monitor speakers A green LED illuminates to confirm selection GRP pressing this button routes the talkback microphone to the four subgroups This might be useful to ident an external recording being made via the rear panel subgroup outputs A green LED illuminates to confirm selection L R pressing this button routes the talkback microphone to the L R MASTER output allowing the engineer to talk through the main FOH PA Ared LED illuminates to confirm selection Note that the talkback system in the LIVE1 has no Press to Talk button All three of the above buttons are non latching and the microphone becomes active as soon as the button is pressed Revision L1 1 2011 12 Live1 31 Technical Specifications 16 8 mono 4 stereo Input impedance Channels 24 16 mono 4 stereo 32 24 mono 4 stereo Auxiliaries 6 mono Switchable pre post fade in pairs Sub groups 4 mono pannable Stereo effects returns 2
29. ontinues to operate normally while the PFL button is pressed An adjacent green LED illuminates to confirm that PFL AFL is active Like the input channels the subgroups may be monitored either pre fade PFL or after fade AFL the mode is selected globally from the Master section see AFL Mode on page 29 In PFL mode the signal is heard in mono and the subgroup fader and MUTE button have no effect on the level In AFL mode the signal is heard in stereo at the correct position in the L R Master image as determined by the subgroup PAN control In this case the channel fader setting will affect the level of the signal heard but the MUTE button will have no effect M Pressing the M MUTE button mutes the subgroup this includes the rear panel GROUP output and routing to the L R Master if selected The exception is PFL AFL monitoring which remains active An adjacent red LED illuminates to confirm that MUTE is applied Fader a 100 mm plastic conductive fader with a blue knob adjusts the overall subgroup level The pre fade subgroup signal may be metered at the top of the subgroup strips see Meter above Live1 Revision L1 1 2011 12 26 AUX 1 SND AUX 2 SND AUX 3 SND pri el n O M e nO e e mOo PEL O om Aux sends o There are six Auxiliary Send Master sections on the lla sd Live1 Signals sent from the input channels to the six 10 0 109 Auxiliary se
30. s for left and right inputs Nominal input level is O dBu into 10 kQ maximum input level 21 dBu The connector should be wired as follows Pin Connection Tip Signal hot phase Ring Signal cold antiphase Sleeve Screen Revision L1 1 2011 12 10 11 12 13 Subgroup outputs In addition to acting as subgroups of the main mix the four individual group outputs are also available They are post subgroup fade mute Connectors are 1 4 6 35 mm 3 pole TRS jack sockets nominal output level is O dBu max output level is 21 dBu Wiring as per table at 4 above Subgroup inserts 4 6 35 mm 3 pole TRS jack sockets for the connection of external processing across the whole subgroup The insert is pre fade mute Both send and return are unbalanced at a nominal level of 0 dBu Max return input level is 10 dBu with an impedance of 10 kQ Wiring is as per table at 2 above Auxiliary Sends the six aux send outputs are balanced and are available at Y 6 35 mm 3 pole TRS jack sockets Nominal output level is O dBu maximum output level 21 dBu Wiring is as per table at 4 above Auxiliary Returns the six aux return inputs are balanced and are on 14 6 35 mm 3 pole TRS jack sockets Nominal input level is O dBu maximum input level 21 dBu Wiring is as per table at 4 above Stereo returns the inputs of the two stereo returns are balanced
31. signal The control is calibrated L 0 R in the L and R positions a level offset of 4 5 dB is applied to the two legs In the 0 position the stereo image of the original input signal is maintained PFL pressing the PFL button routes the signal in the channel to the internal PFL AFL system so that it may be monitored on local speakers or headphones connected at the MON OUT or HEADPHONES connectors respectively The signal continues to route normally while the PFL button is pressed An adjacent green LED illuminates to confirm that PFL AFL is active Revision L1 1 2011 12 Live1 23 Monitoring of stereo channels may be either pre fade PFL or after fade AFL the mode is selected globally from the Master section see AFL Mode on page 29 In PFL mode the signal heard is a mono sum of the L and R legs and the channel fader and MUTE button have no effect on the level In AFL mode the full stereo signal is heard as modified by the BAL control the channel fader setting will affect the level of the signal heard but the MUTE button will have no effect Fader section Scribble strip a writing strip is provided to allow channel identification The stereo channels are designated ST1 to ST4 M Pressing the M MUTE button mutes all outputs from the channel via the subgroup and master routing all auxiliary sends and any AFL monitoring The sole exception is PFL monitoring which remains active An adjacent red
32. ter providing 18 dB of cut or boost at frequency set by the associated Hz control Hz selects centre frequency of LMF EQ section range 60 Hz to 600 Hz LF shelving filter providing 18 dB of cut or boost below 80 Hz EQ IN when pressed the EQ section is placed in the signal path An adjacent yellow LED illuminates to confirm this Auxiliary sends The six aux sends are identical All sends are mono and each has its own send level control With the control fully anticlockwise the send is off The sends may be selected as pre or post fade in pairs i e 18 2 3 amp 4 and 5 8 6 from the master section see Master Aux Pre Post on page 29 Note that the channel MUTE button mutes both pre fade and post fade sends Routing amp panning The routing buttons are non interlocking the channel signal may be sent to all subgroups and or the master output simultaneously if wished Subgroups are used when you want to have control of the overall level of several inputs on a single fader 1 2 pressing this button sends the post fade signal to subgroups 1 and 2 via the PAN control An adjacent green LED illuminates to confirm the routing 3 4 pressing this button sends the post fade signal to subgroups 3 and 4 via the PAN control An adjacent green LED illuminates to confirm the routing Revision L1 1 2011 12 Live1 21 L R pressing this button sends the post fade signal to the master L and R ou
33. tputs via the PAN control An adjacent red LED illuminates to confirm the routing PAN provides conventional odd even panning The control is calibrated L 0 R in the L position routing is to subgroups 1 and 3 and Master L only in the R position routing is to subgroups 2 and 4 and Master R only In the 0 position the channel signal is routed equally to all selected groups The pan control applies a level offset max 4 5 dB at the 0 setting to maintain approximately constant volume over the control s range PFL a latching button which routes the signal in the channel to the internal PFL AFL system so that it may be monitored on local speakers or headphones connected at the MON OUT or HEADPHONES connectors respectively The signal continues to route normally while the PFL button is pressed An adjacent green LED illuminates to confirm that PFL AFL is active Monitoring of channels may be either pre fade PFL or after fade AFL the mode is selected globally from the Master section see AFL Mode on page 29 In PFL mode the signal is heard in mono and the channel fader and MUTE button have no effect on the level In AFL mode the signal is heard in stereo at the correct position in the overall stereo image as determined by the PAN control In this case the channel fader setting will affect the level of the signal heard but the MUTE button will have no effect Fader section Scribble strip a writing strip is pro
34. tputs are provided The outputs are electronically balanced on Y 6 35 mm 3 pole TRS jack sockets Nominal output level is 0 dBu maximum level 21 dBu Wire as per the table at 4 above Revision L1 1 2011 12 Live1 17 14 Headphone output this is a single 4 6 35 mm 3 pole TRS jack socket carrying the same signal as at 13 above but in unbalanced form and at a level suitable for driving headphones of 16 Q impedance or higher This connector should be wired as follows Pin Connection Tip Left monitor output Ring Right monitor output Sleeve Screen common 15 Talkback mic a 3 pin female XLR for connection of a talkback microphone Sensitivity and input impedance are the same as those for the mic channels Note that phantom power is permanently active at this connector The connector should be wired as per the table at 1 above 16 Line in this is an unbalanced stereo line input to the Master L R mix The L and R buses are fed equally Nominal input level is 0 dBu input impedance 10 kQ The connector is a 3 pole Y 6 35 mm jack socket and should be wired as per the table at 4 above 17 Littlites 3 pin male XLR connector s providing 12 Vdc at for the connection of Littlite lamps The current capability of each connector is 1 A The DC supply has an internally resettable fuse The Live1 Model 1642 is fitted with one Littlite connector while Models 2442
35. vided to allow channel identification The mono channels are designated CH1 to CH8 or CH16 or CH24 M Pressing the M MUTE button mutes all outputs from the channel via the subgroup and master routing all auxiliary sends the channel Direct Output and any AFL monitoring The sole exception is PFL monitoring which remains active An adjacent red LED illuminates to confirm that MUTE is applied Signal level LEDs three LEDs indicate the signal level post EQ pre insert as follows red 12 dBu yellow 0 dBu yellow 12 dBu Fader a 100 mm plastic conductive fader with a white knob adjusts the overall channel level Depending on frame size Live1 Revision L1 1 2011 12 22 E a eet a gt SE 5 5 eet e 25 O e na e AUX N O AUX gt E gt gt gt CE S RES 0 C E Stereo channels Input gain L and R two controls setting input gain of left and right channels independently fully clockwise the gain is 0 dB fully anticlockwise is effectively off SUM pressing this button sums the left and right inputs post input gain controls and the mix is fed equally to the left and right legs of the stereo channel An adjacent green LED illuminates to confirm that the channel is operating in mono Equaliser HF shelving filter providing 18 dB of cut or boost above 12 kHz HMF bell filter providing 18 dB of cut or boost c
36. x sends the Live1 is equipped with two stereo returns which are routable to the subgroups and L R Master output in a similar manner to the input channels The stereo return inputs are labelled ST RT 1 L ST RT 1 Rand ST RT 2 L ST RT 2 Ron the rear panel Stereo return meters METER the signal level in each stereo return or auxiliary send see below may be monitored by the 10 segment LED bargraph meter at the top of each stereo return strip Note the bottom LED is labelled SIG and illuminates at a signal level of approx 36 dB The LEDs are colour coded as follows red 18 dBu yellow 24 dBu to 12 dBu green SIG RET AUX the meters may be individually switched to monitor the level of Aux Sends 5 to 6 instead of that of the stereo returns This is useful during set up when the console is being used for FOH work when FX send levels may be set and then left the meters being returned to stereo return mode during the show Pressing this button selects AUX and an adjacent red LED illuminates to confirm the setting Note that the meters show pre fade signals whether set to RET or AUX i e in RET mode they indicate the stereo return level pre the return fader and in AUX mode the Aux send level pre the Aux Master fader 1 2 pressing this button sends the stereo return signal to subgroups 1 and 2 left leg to 1 right leg to 2 An adjacent green LED illuminates to confirm the routing 3 4 pressing this button
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