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Related Manuals for Martin Audio iK81
Summary of Contents for Martin Audio iK81
- Page 1 User Guide...
- Page 2 If servicing is required, contact qualified service ▪ Don't block the ventilation openings. ▪ personnel. Install in accordance with Martin Audio instructions. ▪ At the end of this unit's life, please use a recycling ▪ Don't remove the protective earth from the power centre.
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Page 3: Table Of Contents
User Guide Table of Contents Introduction ............................5 Other iKONs ............................ 5 Drive modules ..........................5 LIR crossover filtering ........................6 FIR linear phase equalisation ......................6 Non-Dante versions ......................... 6 Quick start .............................. 7 Front panel ............................. 8 Back panel ............................ - Page 4 User Guide Output delay ..........................27 Updating utilities ........................... 28 Stereo linking ..........................28 Dante name ..........................28 Firmware version ........................... 28 Power saving ..........................28 External breaker protection ......................29 Alarm ............................29 AUX style ............................29 Parametric EQ bandwidth ....................... 30 Screen contrast ..........................
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Page 5: Introduction
Drive modules High performance 96 kHz DSP on all inputs and ▪ outputs The iK81 processor uses Drive Modules to order Up to 1,000 FIR filter taps at 48 kHz on each output ▪ and group channels using a speaker-based approach channel (reserved for optimised systems) -
Page 6: Lir Crossover Filtering
User Guide for any component within a Drive Module preset (that is, any driver in a loudspeaker sub-system). For further details, see Modules, preset components and snapshots (page 13). LIR crossover filtering This device includes Linear Impulse Response (LIR) -
Page 7: Quick Start
User Guide Quick start This user guide tells you how to set up and configure your amplifier using the front panel. Note that most people connect the amplifier to a PC using Ethernet and set up and control the amplifier using... -
Page 8: Front Panel
User Guide Front panel 1. Power switch. The mains power on-off switch is SELECT (the left-hand dial) allows you to switch at bottom front left. If the device is in sleep between parameters. mode (page 28), you can wake it up using... - Page 9 User Guide 7. Input Signal Indicators. A set of five indicators show Signal, –12, 0dBu, +6 and +12 and CLP/(mute) for each of the DSP inputs A, B, C and D. The "signal present" indicators operate at approximately –40 dBu. The CLP/(mute) indicators warn you of input overload and operate at 1 dB before clip.
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Page 10: Back Panel
Vu-Net (page 33). This software also allows you to update the amplifier firmware and to integrate with other Martin Audio products such as MLA and CDD- Live. 6. Mode. If you press and hold this button for about six seconds, the unit changes the IP mode to auto and searches for an IP address. -
Page 11: Example System Setup
User Guide Example system setup The iK81 is not only a powerful amplifier but it has extremely comprehensive processing abilities allowing complex systems to be designed to suit any application. However, often all you need to do is recall the appropriate preset, connect your speakers and source and away you go. - Page 12 User Guide The home screen now shows that DSP A, B, C and D are loaded with the XE300 passive preset. Input 1 is routed to output 1, input 2 to output 2 and so on. The amplifier is ready for use.
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Page 13: Operation
User Guide Operation Starting up the unit Device Input A component Output 1 component settings number number The power switch is on the front of the unit at the lower Input B component Output 2 component number number left. When you switch on the amplifier, it goes through a... -
Page 14: Snapshots
8), you won't be able to edit the component names. To change DSP inputs are not the same as component names, you need to save the physical inputs. The iK81 has four module preset using Vu-Net (page 33). audio inputs and four DSP inputs. This... -
Page 15: Secure Mode
User Guide in drive modules are stored into drive module presets before you store the snapshot. For further details, see Modules, preset components and snapshots (page 13). Secure mode Secure mode stops people from updating settings at the front panel. When the amplifier is connected to... -
Page 16: Updating Inputs
User Guide Updating inputs The input menu allows you to choose: 3. Press INPUT . You are now on menu item RECL channel B. GAIN – see Input gain, polarity and muting (page 16) ▪ 4. Press three times to exit the menu. -
Page 17: Store Preset
User Guide 3. Rotate ADJUST (the right-hand dial) to choose the 2. Press the down arrow button several times until ▼ preset. appears top left (usually three presses). 4. Press ENTER to recall this preset. 3. Rotate (the right-hand dial) to choose the ADJUST routing for this channel. -
Page 18: Trim Digital Input Gain
User Guide in Dante, AES3 or analogue and the amplifier will adapt To change the input and fallover type to the signal. 1. Press INPUT to select the channel. For details, see Selecting the input channel (page 16). Type 2. -
Page 19: Drive Module Latency
User Guide connect the audio network connection to the connection Input FIR on the rear of the Device and set the relevant Input For input FIR, there are nine stages of equalisation channels to Dante (page 17). available for each channel: When you select Dante as part of the input routing, the Three shelving filters. -
Page 20: Input Parametric Eq Filters
User Guide Input parametric EQ filters 5. Rotate SELECT (the left-hand dial) to choose Gain rotate ADJUST (the right-hand dial) to change the cut For each of the six input parametric EQ filters you can and boost in 0.2 dB increments. - Page 21 User Guide To update input delay 1. Press INPUT to select the channel. For details, see Selecting the input channel (page 16). 2. Press the up arrow button several times until ▲ appears top left (usually one press). 3. Rotate...
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Page 22: Updating Outputs
User Guide Updating outputs The output menu allows you to choose: 4. Rotate SELECT (the left-hand dial) to choose rotate ADJUST (the right-hand dial) to choose GAIN – see Output gain and polarity (page 22) ▪ reverse polarity or Norm for normal polarity. -
Page 23: Output Routing
UTILITY to exit the menu. Martin Audio is not responsible for any damage that might occur. Output thermal limiter The thermal limiter is designed to protect the driver Output VX limiter against damage due to over-heating. -
Page 24: Output Excursion Limiter
User Guide It applies attack and release characteristics to go some To set the limiter up, it is necessary to know the shape way towards modelling the complex thermal circuit of a of the family of Excursion versus Frequency curves of the driver’s voice coil and magnet assembly. -
Page 25: Output Fir
6. Press the up arrow button ▲ again so at 48 kHz on each output channel. This is reserved for that appears top left. Update the second optimised systems and Martin Audio's Display software. parametric filter and repeat for all eight parametric You can't upload your own file. filters. -
Page 26: Output Low Shelf Filter
Output low pass filter Linear impulse reponse filter Unique to Martin Audio, linear impulse response (LIR) Use the menu item to edit the low pass filter for the crossover filtering gives a linear phase crossover that has output channel. -
Page 27: Output Delay
User Guide crossover shapes (such as Linkwitz-Riley) are used for the very lowest frequency highpass edge, particularly if this is less than perhaps 100Hz, which is well below the frequency thought to cause audible ‘Group Delay Distortion’. This constant delay will depend on the lowest high-pass... -
Page 28: Updating Utilities
User Guide Updating utilities From the utility menu you can choose: To link inputs C and D, select Link C on the top line To D below. STER – see Stereo linking (page 28) ▪ To unlink inputs, select... -
Page 29: External Breaker Protection
User Guide In standby, as soon as the amplifier detects an audio S'dby and rotate ADJUST (the right-hand dial) to the signal it automatically comes out of standby. To bring left. The text on the bottom line changes from Now<<... -
Page 30: Parametric Eq Bandwidth
User Guide To update the AUX style 2. Press the down arrow button nine times so that ▼ RECL appears top left. 1. Press UTILITY 3. Rotate ADJUST (the right-hand dial) to select the 2. Press the down arrow button ▼... -
Page 31: Ip Mode
User Guide 6. Press UTILITY to exit the menu. IP Static screen only appears in the utility menu if you've selected static Current IP address IP using IP mode (page 31). If you're IP Curr screen displays the current Ethernet IP using automatic IP, this menu item won't address. -
Page 32: Ethernet
User Guide Ethernet Ethernet configurations IP Troubleshooting IP addressing by the iK81 can be completely automatic, Vu-Net (page 33) can't connect to the amplifier: with no setup required. To select auto IP, see IP mode A Router acting as a DHCP server is highly ▪... -
Page 33: Vu-Net Software
User Guide Vu-Net software Martin Audio's Vu-Net software allows you to control and Output current: Driver current (A) – For each output, ▪ monitor iKON amplifiers from a PC. To do this, connect the average current being delivered to the driver. -
Page 34: Installation
User Guide Installation iKON amplifiers are designed to be mounted in standard just continually circulating hot air through the amplifiers 19” rack enclosures. from the back of the rack to the front. If you have a fixed installation, with the bottom unit... -
Page 35: Ac Power Connection
User Guide mains and will automatically resume normal operation if the mains is stable and has returned to the initial range Keep your amplifier away from dirt, selected when the unit was first powered up. liquids and vapour from theatrical smoke and fog machines. -
Page 36: Audio Connections
XLR connector. This connection is required for EMC on the back panel (page 10). performance and regulations. For the iK81 these are labelled 1&2, 3&4, 5&6 and ▪ 7&8 on the back panel (page 10). Connection 1&2 is for channels 1 and 2, connection 3&4 is for channels 3 and 4 and so on. -
Page 37: Load Matching
User Guide With bi-amp wiring you connect two loudspeakers with one 4-core cable as follows: The iK81 has four bi-amp outputs with each speakON connector carrying two amplifier outputs. You wire each connection as shown above. Bridge mode If you... -
Page 38: Rack Ears
User Guide Rack ears Rack ears (part number RACKKITC) provide rear support For removable installation, you attach amplifier brackets, for iKON amplifiers installed in 19” racks. We recommend attach rack brackets and then slot the two brackets that you use rack ears for all rack mounted amplifiers, together. - Page 39 User Guide 6. Fit the nylon bush to the same hole in the second bracket. 7. Fit two cage nuts onto the rear rack strip at the correct height to ensure that the rack brackets will engage with the amplifier brackets.
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Page 40: Aux Port
User Guide AUX port AUX X AUX Y 2+Mute 3 snaps 4 snaps 3+Mute 2+Sleep Mute Slp (event or (event or (state) (state) (state) (state) state) state) Open Open No change No change Recall snap 1 Recall snap 1... -
Page 41: Latency Delay
User Guide Latency delay Digital Signal Processing and conversion between Example latency calculation different formats of signal (analogue, digital, network and so on) introduces some delay (latency) to the signal path. Analogue input 0.385 ms Of course, we strive to minimise these latencies. The Analogue output 0.402 ms... -
Page 42: Protection Systems
User Guide Protection systems Comprehensive protection features preserve the longevity Amplifier Driver Notes of the loudspeaker and amplifier by continuously indicator indicator monitoring several critical parameters, and reducing PSU current limiting Will show on all the gain, or muting the amplifier either temporarily or... -
Page 43: Tipi Control
User Guide Tipi control Tipi is a simple but powerful ASCII text based protocol Commands for controlling and monitoring iKON amplifiers using SET This tells the amplifier to set the specified third-party control panels or software applications over ▪... - Page 44 User Guide Parameter values VHF fault Driver current fault Specify parameter values using the units shown here: Mains voltage fault Temperature fault Suffix Parameter Example HT fault Frequency 650.3Hz PSU shutdown fault Bandwidth 0.32Oct DC fault Decibels –3.4dB Starting fault Milliseconds 120.3ms...
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Page 45: Tipi Examples
User Guide Tipi examples SET examples Parameter Example Notes Input mute (yes or no) $SET InB/Mute yes Mute input B Input gain (–40dB to 20dB) $SET InA/Gain -3.2dB Set the gain of input A to –3.2dB Input polarity (yes or no) -
Page 46: Signal Path
User Guide Signal path Analog 1 HPF + low shelf Meter Gain Delay Polarity AES 1 6 band EQ Dante 1 High shelf FIR Analog 2 HPF + low shelf Meter Gain Delay Polarity AES 2 6 band EQ... -
Page 47: Eq And Filter Response Graphs
User Guide EQ and filter response graphs... - Page 48 User Guide...
- Page 49 User Guide...
- Page 50 User Guide...
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Page 51: Power Draw And Thermal Dissipation
User Guide Power draw and thermal dissipation Sleep mode (slow wake up) AC Mains Power Draw (watts) Current Draw (amps) Thermal Dissipation 120Vac 230Vac watts kcal/hr Btu/hr Standby mode (fast wake up) AC Mains Power Draw (watts) Current Draw (amps) -
Page 52: Technical Specifications
User Guide Technical specifications General Digital processing Number of output channels Eight Resolution 40 bit, using proprietary Linea Micro Detail (LMD) algorithms Total power output 10,000 watts RMS, depending on load impedance Sample rate 96 kHz throughout Input types... - Page 53 User Guide System protection Physical Detect excessive power supply current Analogue IN and LINK Genuine Neutrik™ XLR connectors Detect excessive amplifier section temperature AES3 IN and LINK Genuine Neutrik™ XLR Detect excessive power supply section temperature connectors Detect excessive DSP section temperature Audio output connector Genuine Neutrik™...
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Page 54: Loudspeaker Compatibility
User Guide Loudspeaker compatibility The following table shows the compatability of the iK81 with core Martin Audio loudspeakers. 16 Ω 8 Ω 4 Ω 2 Ω 8 Ω Bridged 4 Ω Bridged 325w 750w 1500w 1500w 3000w 3000w CDD5 ✓... - Page 55 +1 323 381 5310 www.martin-audio.com Martin Audio, the Martin Audio logo and Hybrid are registered trademarks of Martin Audio Ltd. in the United Kingdom, United States and other countries; all other Martin Audio trademarks are the property of Martin Audio Ltd.
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