Engl INVADER II Operator's Manual

Engl INVADER II Operator's Manual

4 channel full tube guitar amplifier with midi-control

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4 Channel Full Tube

Guitar Amplifier

with MIDI-Control
Operator´s Manual
Please, first read this manual carefully!

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Table of Contents
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Summary of Contents for Engl INVADER II

  • Page 1: Channel 1: Gain 1,Eq-1: Bass, Middle, Treble, Volume 1, Ch

    4 Channel Full Tube Guitar Amplifier with MIDI-Control Operator´s Manual Please, first read this manual carefully!
  • Page 3: Table Of Contents

    Table of Contents page Introduction Features and Functionality at a Glance Contents Front Panel Features: 6 - 8 Sound 8, 9 Channel 1: Gain 1,EQ-1: Bass, Middle, Treble, Volume 1, CH 1 9, 10 Channel 3: Gain 3, EQ-3: Bass, Middle, Treble, Volume 3, CH 3 Power Amp EQ: Presence A/B, Depth Punch 10, 11 FX Loop I/II, Noise Gate...
  • Page 4: Channel 4: Gain 4, Eq-4: Bass, Middle, Treble, Volume 4, Ch

    This amp boasts a lot more hip and practical features: is a powerful option that has proven its merits in countless A/B Master switching ENGL amps (it has featured in E920 power amps since the late '80s and in the legendary SAVAGE 120 head since '93!). Your also sports...
  • Page 5: Features And Functionality At A Glance

    , accessible via 16 MIDI channels. 128 MIDI presets -> The INVADER II amp offers three different remote interface ports: The Serial Amp Control Port accepts the Custom Z-9 Footswitch (optional); use it as a conventional switcher to select channels and two more functions directly.
  • Page 6: Contents

    (optional). The LED above the button lights up to indicate the Sound function is enabled ( Sound on ). It may also be switched via MIDI program change or the ENGL Custom Z-9 footswitch. The following list shows how the Sound function works when enabled (...
  • Page 7 Nonetheless, I do want to devote a few more words to an optional feature that extends the tonal capabilities of the Sound function on the INVADER II amp. It caters to demanding players who want to sculpt their sound with the surgical precision of a scalpel rather than beat it into shape with a mallet.
  • Page 8 All this means you have a whole bunch of configurations for fine-tuning your amp. In addition to offering specific voicings such as Bright Twang Mid Boost , the Sound Wizard also lets you modify the gain stages in certain modes and activate a special parameter called Attenuator for each amp setting to balance out different volume...
  • Page 9 Channel 1 Volume knob (6) lights up to indicate Channel 1 is active. Channel 1 also be activated via MIDI program change, the ENGL Custom Z-9 Footswitch, or a dual footswitch. 8 Gain 3 Gain control for Channel 3's preamp section. This knob determines the preamp's input sensitivity when Channel 3 is selected and, by extension, the preamp signal's saturation level.
  • Page 10: Power Amp Eq: Presence A/B, Depth Punch

    Channel 3 Volume knob (12) lights up to indicate Channel 3 is active. Channel 3 also be activated via MIDI program change, the ENGL Custom Z-9 Footswitch, or a dual footswitch. 14 Presence Power amp Presence knob. This knob determines the power amp's high frequency response and affects all channels.
  • Page 11: Input, High Gain

    Level Threshold (49) knob on the back of the amp. The LED above the button lights up to indicate the Noise Gate activated. This feature can also be switched via MIDI program change or the ENGL Custom Z-9 Footswitch. : The...
  • Page 12 19 High Gain Pressing this button boosts the gain and amount of distortion in all four channels, CH2 CH3 . The LED above this button lights up to indicate High Gain is active. This feature can also be switched via MIDI program change or the Custom Z-9 footswitch.
  • Page 13 LED to the right of the Channel 2 Volume knob (24) lights up to indicate Channel 2 is active. Channel 2 may also be activated via MIDI program change, the ENGL Custom Z-9 Footswitch, or a dual footswitch. 26 Gain 4 Gain control for Channel 4's preamp section.
  • Page 14: Power Amp Section: Master A/B

    The red LED to the right of the Channel 4 Volume knob (30) lights up to indicate Channel 4 is active. Channel 4 may also be activated via MIDI program change, the ENGL Custom Z-9 Footswitch, or a dual footswitch.
  • Page 15: Write/Copy, Mute, Swm Led

    Low or High Gain (19) settings to different MIDI presets. Then you can conveniently access these configurations on stage using a MIDI footboard (for example, the ENGL Z-9, Z-12 or Z-15). This gives you many variations of the fundamental sounds for different playing techniques and musical situations.
  • Page 16: Stand By, Details On Amp Mute And The P.t.m. System, Power

    You must first flip the Standby switch. 37 SWM This blue LED lights up when the ENGL type Z-16 Sound Wizard module has been installed in the amp's rear panel and enabled via the slide switch (1/SWM) on this optional add-on module.
  • Page 17 immediately when you ramp it back up to full power. Amp Mute activates as soon as you set the Standby switch to the 0 position and the Mute LED (36) shows this status by lighting up. You can easily program the Amp Mute function to MIDI presets to mute the amp using a simple MIDI footboard.
  • Page 18: Rear Panel Features

    again after a brief pause. When you press the standby switch to turn the amp on again, the system again measures the current sent to the tube. If it is still too high, the power amp must be checked by a service technician, and the tube may have to be replaced if it is defective.
  • Page 19: 42 Ground Lift Switch

    MIDI device. 44 MIDI In This 5-pin DIN port accepts data sent by a MIDI sender (for example, the ENGL MIDI Z-12, Z-15, or Z-9 foot controllers) or from or routed through another MIDI device. Switch no. 45 lets you activate the amp's power supply if you have an ENGL...
  • Page 20 The following table shows the specific channel and OMNI settings of the small switches labeled 1, 2, 3, 4 and 5 on the larger piano-type DIP switch. MIDI-channel: OMNI CH 1 CH 2 CH 3 CH 4 CH 5 CH 6 CH 7 CH 8 CH 9...
  • Page 21 MIDI OUT (5-pin DIN connector) that selects 10 MIDI patches (or presets, if you prefer). Again, I want to emphasize that you should never connect another foot board to this jack: The Z-9 controls the amp via a proprietary ENGL serial data protocol, and the...
  • Page 22: Noise Gate: Threshold Level

    (17). A tip from the designer: The Low and High Gain options generate different levels of noise, and I tuned the ENGL INVADER's Noise Gate accordingly. However, there is some minor matching variance between the two. High Gain stands to benefit most from the Noise Gate, so I suggest that you tweak its two knobs for this mode.
  • Page 23 53 FX Loop II Send Connect this FX Loop II output to a signal processor's input/return jack using the shortest possible shielded cord equipped with 1/4" plugs. Activate and deactivate it via the FX Loop I/II (16) button, which switches between these two loops. In the signal path, FX Loop II is located post preamp and pre the two power amp Master knobs.
  • Page 24: Pre Out, Line Out

    Volume knob (30) setting. Use knob 59 to dial in the relative volume to Channel 4 High Gain mode. 60 Pre Out This is the INVADER's preamp auxiliary out. It delivers a signal with almost the same level and frequency response as the signal patched into the amp's input. A low- impedance circuit, Pre Out is great for applications like addressing a guitar tuner.
  • Page 25: Practical Info And Tips

    16-ohm cabinet connected to one of the 8-ohm jacks Summary: 8 Z + 16 Z -> connected to 4-ohm + 8-ohm output. A few words from the designer on your ENGL INVADER II Amp's sounds and settings as well as some practical tips:...
  • Page 26 However, don't be intimidated by its sophistication. At ENGL, ease of use is paramount. We design all our amps so that players can dial in great sounds from the start - without hours spent researching the manual and struggling with settings.
  • Page 27 more effective. First and foremost, it is designed to suppress ambient noise such as hissing and humming during breaks when the Preamp is in High Gain mode. For this reason, I tuned its threshold (that's the level at which the gate triggers) range to suit this amp mode, and then adjusted it for Low Gain ( High Gain deactivated)
  • Page 28: Handling And Care

    The programming process in steps: 1. Select the desired MIDI program (also called a preset or patch) using a MIDI foot board connected to the amp's MIDI In (44). 2. Select the desired preamp channel ( CH1 CH2 CH3 )and set all programmable features as required, configuring Sound off on High Gain Low Gain...
  • Page 29: Glossary

    If you wish to take advantage of this option, you will need a suitable MIDI foot board such as the ENGL Z-15 that is able to send MIDI controller data with the specific controller numbers assigned to the amp's functions (see the table on page 21). You will...
  • Page 30: Status-Led: Indications

    have to set small switch labeled '6' on the larger piano DIP switch 46 on the back of the amp to ON to gain access to the amp's functions via MIDI controllers. Power Tube Monitor: An electronic surveillance system that monitors each power tube's current and shuts the given tube down when it detects a value that is too high.
  • Page 31: Troubleshooting

    You can set the DIP switch (46) to OMNI reception to check if the preamp is actually receiving data. -> Is another foot board (the ENGL Z-9 or a two-way footswitch) connected and therefore blocking MIDI reception? The amp is not providing an output signal / no sound is emanating from the speaker.
  • Page 32 -> You may be looking at a faulty tube or another defect. In this case, be sure to take the preamp to an authorized, professional service center. The speaker is emitting loud humming noises: -> Is the Ground Lift switch (42) set to Ground? If you are operating the amp without other grounded gear (power amp, effect devices) connected, this switch must be set to the Ground position;...
  • Page 33: Technical Data

    MIDI channels 1 - 16 MIDI controller #7, #14, #22, #24, #28, #29, #30 value 0 - 4 Function deactivated, value >/= 5 Funktion activatedt; Proprietary ENGL asynchronous data protocol Serial Amp Control: approx. 71 x 28 x 29 cm (l x h x d);...
  • Page 34: Tube Map, Tube Exchange Service

    Tube Map, INVADER II amplifier: Power transformer Output Transformer Input Lead FX buffer phase & driver & & P.A. shift E642-2 chassis 2.stage 3.stage driver converter as viewed from above Front panel Tube replacement report: 1. Replaced on: _ _ _ _ _ _ _ 20 _ _ _ Replaced by: _ _ _ _ _ _ _ _ _ _ _ _ _ _...
  • Page 35: Wiring Of Principal Connectors

    19 approx.11 volts AC * *: AC voltage is routed to pin 1 and 2 only when the slide switch 45 is set to ENGL MIDI Footcontroller. Dual Footswitch (48) Serial Amp Control Port (47) Stereo Stereo 1/4"...
  • Page 36: Remote Control Options

    "0". or quit the mode with "9". 1. MIDI foot board (for example, the ENGL Z-12 or ENGL Z-15 pictured above): Connect the foot board to the amp using a standard 5-pin DIN cable. All 5 terminals of both connectors must be wired in a 1:1 configuration: MIDI data transmission requires two wires, and the ENGL MIDI foot board uses two more wires for purposes of power supply.
  • Page 37: Front Panel Diagrams For Noting Settings

    Noting Settings: GAIN I BASS MIDDLE TREBLE VOLUME I GAIN 3 BASS MIDDLE TREBLE VOLUME 3 PRESENCE DEPTH PUNCH CH I CH 3 FX LOOP NOISE SOUND Tube I / II GATE GAIN 2 BASS MIDDLE TREBLE VOLUME 2 GAIN 4 BASS MIDDLE TREBLE...
  • Page 38: Configuration Table For Z-9 Settings

    Column 1 lists the Function button on the Z-9. Column 2 lists the sound-shaping and special functions that can be assigned to it. Column 2 lists sound-shaping and special functions on the ENGL INVADER II amp that can be controlled remotely via the Z-9 Custom Footswitch.
  • Page 40 Tube Tube Technology Technology ENGL Gerätebau GmbH Germany Internet: www.engl-amps.com Text, design, graphics and layout by Horst Langer, Amp Designer Photography INVADER II Amp: Stefan Wibbeke...

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