Martin Audio iK41 User Manual
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iK41 User
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Summary of Contents for Martin Audio iK41

  • 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.
  • Page 3: Table Of Contents

    User Guide Table of Contents Introduction ............................6 Key features ............................ 6 Other iKONs ............................ 6 Drive modules ..........................6 LIR crossover filtering ........................7 FIR linear phase equalisation ......................7 Quick start .............................. 8 Auto and static IP ..........................8 Connecting the amplifier and PC .......................
  • Page 4 User Guide Recall preset ..........................24 Drive load ............................. 24 Output routing ..........................25 Limiters ............................25 Output VX limiter ........................... 25 Output thermal limiter ........................25 Output excursion limiter ......................... 26 Bridge mode ..........................26 Output FIR ............................ 27 Output high shelf filter ........................
  • Page 5 User Guide To attach the rack brackets ......................42 To attach the amplifier brackets to the rack strip ................42 AUX port ............................... 43 Example ............................43 AUX styles ............................ 43 Event or state ..........................43 Q-SYS plugin ............................45 To download the Q-SYS plugin ......................
  • Page 6: Introduction

    Drive modules High performance 96 kHz DSP on all inputs and ▪ outputs The iK41 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 7: 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 14). LIR crossover filtering This device includes Linear Impulse Response (LIR)
  • Page 8: 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 9: Front Panel

    User Guide Front panel 1. Power switch. The mains power on-off switch is DANTE indicator is on when one or more of the at bottom front left. If the device is in sleep inputs is configured to Dante. mode (page...
  • Page 10 User Guide these buttons you switch to that menu. To exit from a menu, press UTILITY To lock the front panel (to stop tampering), see Secure mode (page 16). 7. Input Signal Indicators. A set of five indicators show Signal –12...
  • Page 11: Back Panel

    It could also other Martin Audio products such as MLA and CDD- affect performance and operation. 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 12: Example System Setup

    User Guide Example system setup The iK41 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 13 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.
  • Page 14: 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 15: Component Presets

    9), 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 iK41 has four module preset using Vu-Net (page 36). audio inputs and four DSP inputs. This...
  • Page 16: Secure Mode

    User Guide were active when the snapshot was stored. This has the 1. Simultaneously press and hold the up arrow button ▲ distinct advantage that the library of OEM presets can and the mute output 1 button for about 8 seconds.
  • Page 17: Dante

    User Guide Dante Currently, all iKON amplifiers include Dante support (AES67 compatible). However, we have previously produced non-Dante versions of these amplifiers. If you have a non-Dante version, please ignore the Dante sections of this user guide. If you are not sure whether your amplifier has Dante or...
  • Page 18: 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 18) ▪ 4. Press three times to exit the menu.
  • Page 19: Store Preset

    User Guide 3. Rotate ADJUST (the right-hand dial) to choose the To set up routing preset. 1. Press  INPUT to select the channel. For details, see 4. Press to recall this preset. ENTER Selecting the input channel (page 18).
  • Page 20: Input And Fallover Type

    User Guide 2. Press the down arrow button several times until Type ▼ appears top left and STYLE appears top right (usually If you select a type of , you need to Fallover Manual four presses). specify the input type under the heading...
  • Page 21: Trim Digital Input Gain

    User Guide 2. Press the down arrow button several times until the When you select Dante as part of the input routing, the ▼ second TYPE screen appears (usually six presses). Dante indicator illuminates (it does this even if there are no cables plugged into the Dante ports).
  • Page 22: Fir High Shelf Eq

    User Guide Three shelving filters. These are the high Input parametric EQ filters ▪ shelf filter (page 22) and the two low shelf For each of the six input parametric EQ filters you can filters (page 22). specify the frequency, bandwidth and gain. For details of Six parametric filters (page 22).
  • Page 23: High Pass Filter

    User Guide 4. Rotate SELECT (the left-hand dial) to choose Slope To update input delay and rotate ADJUST (the right-hand dial) to update the 1. Press  INPUT to select the channel. For details, see slope in dB. This is shown as Q in Vu-Net (page 36).
  • Page 24: 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 24) ▪ reverse polarity or Norm for normal polarity.
  • Page 25: Output Routing

    UTILITY OUTPUT protect from all possible scenarios. several times to step through the channels. 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 26: 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 27: Output Fir

     (the right-hand dial) to update the gain at 48 kHz on each output channel. This is reserved for (0.2 dB increments). optimised systems and Martin Audio's Display software. You can't upload your own file. 6. Press the up arrow button ▲ again so that ...
  • Page 28: Output Low Shelf Filter

    Linear impulse response filter Use the menu item to edit the low pass filter for the Unique to Martin Audio, linear impulse response (LIR) output channel. You can update the frequency and the crossover filtering gives a linear phase crossover that has filter type.
  • Page 29: Output Delay

    User Guide Linear phase filtering necessarily introduces delay; the laws of physics demand it. To keep this delay to a minimum, we recommend that more conventional crossover shapes (such as Linkwitz-Riley) are used for the very lowest frequency high pass edge, particularly if this is less than about 100 Hz, which is well below the frequency...
  • Page 30: 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 30) ▪ To unlink inputs, select...
  • Page 31 User Guide In Standby, the amplifier uses less power than normal Note that the top line of the screen shows Save ▪ and is ready to return to normal instantly. When the Sleep S'dby amplifier detects an audio signal, it instantly comes out Save is the standby timeout time.
  • Page 32: External Breaker Protection

    User Guide 8. Press UTILITY to exit the menu. To update the AUX style 1. Press UTILITY External breaker protection 2. Press the down arrow button six times so that ▼ If you use the amplifier on a mains supply with a restricted appears top left.
  • Page 33: Store Snapshot

    User Guide To recall a snapshot Static IP address 1. Press UTILITY IP Static screen allows you to specify the IP address of the amplifier. 2. Press the down arrow button nine times so that ▼ RECL appears top left.
  • Page 34: Current Ip Address

    User Guide Then rotate SELECT (the right-hand dial) to choose a mask value between 1 and 29. 5. If you've chosen static IP, press the up arrow once ▲ so that IP Static appears top left. Use that screen to...
  • Page 35: Ethernet

    A router acting as a DHCP server provides a trouble- ▪ free way of administering IP addresses. Always switch IP addressing by the iK41 can be completely automatic, on any DHCP server before you connect the computer with no setup required. To select auto IP, see IP mode or amplifier to the network.
  • Page 36: 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 37: Installation

    User Guide Installation iKON amplifiers are designed to be mounted in standard just continually circulating hot air through the amplifiers 19-inch rack enclosures. from the back of the rack to the front. If you have a fixed installation, with the bottom unit...
  • Page 38: Ac Power Connection

    User Guide will be muted but communication with the amplifier will still be possible. The amplifier will continue to monitor the Keep your amplifier away from dirt, mains and will automatically resume normal operation if liquids and vapour from theatrical smoke the mains is stable and has returned to the initial range and fog machines.
  • Page 39: Audio Connections

    36). This connectors for audio output. means that for the iK81, you can use eight channels For the iK41 and iK42, there is one connector for each of Dante. ▪ channel. The connectors are labelled 1, 2, 3 and 4 on back panel (page 11).
  • Page 40: Load Matching

    Drive load on the Output menu (page 24). For the iK41 and iK42, this applies to connectors 1 and 3. For the iK81, this applies to all four connectors. Bridge mode example In this example, an iK42 is powering two SXH218 subs in...
  • Page 41: 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-inch racks. We attach rack brackets and then slot the two brackets recommend that you use rack ears for all rack mounted together.
  • Page 42: To Attach The Rack Brackets

    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.
  • Page 43: 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 44 User Guide With states, the signal is a switch that holds the ▪ closure. With the last four AUX styles ( 4 snaps 3+Mute 2+Sleep ), you can only use states. With these AUX styles, Mute Slp a selected snapshot is only held while the connection continues.
  • Page 45: Q-Sys Plugin

    User Guide Q-SYS plugin Our Q-SYS plugin allows you to control and monitor iKON To download the Q-SYS plugin user amplifiers from a Q-SYS controller. guide 1. Go to our website www.martin-audio.com. 2. Select Support > Software/Firmware and scroll to the section Q-SYS plugin.
  • Page 46: Tipi Control

    User Guide Tipi control Tipi is a text-based protocol that allows you to control and This sets the gain for input C to -3.5dB. monitor iKON amplifiers over Ethernet using third-party E is the end delimiter <CR>. ▪ control panels or software applications. For example, our Q-SYS plugin (page 45) uses Tipi commands.
  • Page 47: Error Codes

    User Guide Incident codes $get inc/gain  Response: –1 PSU current attention $NOTIFY INC/GAIN 2.0dB  –2 Driver impedance 1 attention If a set or get command is incorrect (or there is ▪ –3 Driver impedance 2 attention a problem), the response is an error message. The –4...
  • Page 48: Tipi Testing

    User Guide Tipi testing You can test Tipi commands using a terminal emulator. As $NOTIFY VERSION 1680 an example, the instructions below show you how to test $NOTIFY INA/MUTE no Tipi using Tera Term, which is a free open-source terminal...
  • Page 49: Tipi Commands

    User Guide Tipi commands The following table shows the full list of Tipi commands supported by iKON amplifiers. Parameter Example Example response Notes View input mute (yes or no) $get inb/mute $NOTIFY INB/MUTE yes Input B is muted Update input mute (yes or no)
  • Page 50: 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 51: 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 critical parameters, and reducing the gain, PSU power limiting Will show on all or muting the amplifier either temporarily or more...
  • Page 52: 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 53: Eq And Filter Response Graphs

    User Guide EQ and filter response graphs...
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  • Page 57: 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 120 Vac 230 Vac watts kcal/hr Btu/hr Standby mode (fast wake up)  AC Mains Power Draw (watts)
  • Page 58: Technical Specifications

    User Guide Technical specifications General Audio Number of output Four  AES3 link Active signal regeneration with channels automatic direct bypass to the AES3 input if the unit is unpowered Total power output 6,000 watts RMS, depending on load impedance...
  • Page 59: Protection Systems

    User Guide Physical System protection   Airflow Front to back Detect excessive power supply current Air filtration Washable media, changeable without the Detect excessive amplifier section temperature use of tools Detect excessive power supply section temperature Analogue IN and 4 x Genuine Neutrik™...
  • Page 60: Loudspeaker Compatibility

    User Guide Loudspeaker compatibility The following table shows the compatibility of the iK41 with core Martin Audio loudspeakers. 16 Ω 8 Ω 4 Ω 2 Ω 8 Ω Bridged 4 Ω Bridged 325 W 750 W 1,500 W 1,500 W...
  • Page 61 +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.

This manual is also suitable for:

Ik42Ik81Ikon ik41Ikon ik42Ikon ik81

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