Table of contents Table of contents General information..........................5 1.1 Symbols and signal words....................... 5 Safety instructions............................. 7 Features............................... 11 Installation and starting up........................ 12 Connections and controls........................14 Replacing the battery..........................17 Technical specifications........................18 Plug and connection assignment....................22 Cleaning...............................
Our products and documentation are subject to a process of continuous development. They are therefore subject to change. Please refer to the latest version of the documentation, which is ready for download under www.thomann.de. 1.1 Symbols and signal words In this section you will find an overview of the meaning of symbols and signal words that are used in this document.
Page 6
General information Signal word Meaning DANGER! This combination of symbol and signal word indicates an immediate dangerous situation that will result in death or serious injury if it is not avoided. WARNING! This combination of symbol and signal word indicates a pos‐ sible dangerous situation that can result in death or serious injury if it is not avoided.
Safety instructions Safety instructions Intended use This device is designed for sound reinforcement. Use the device only as described in this user manual. Any other use or use under other operating conditions is considered to be improper and may result in personal injury or property damage. No liability will be assumed for damages resulting from improper use.
Page 8
Safety instructions DANGER! Danger to life due to electric current! A short circuit could lead to a fire hazard and risk of death. Always use proper ready-made insulated triple-core mains cable with a safety plug. Do not modify the mains cable or the plug. In case of isolation damage, disconnect immediately the power supply and arrange repair.
Page 9
Safety instructions NOTICE! Damage to the device if operated in unsuitable ambient conditions! The device can be damaged if it is operated in unsuitable ambient conditions. Only operate the device indoors within the ambient conditions specified in the “Technical specifications” chapter of this user manual. Avoid operating it in environments with direct sun‐ light, heavy dirt and strong vibrations.
Page 10
Safety instructions NOTICE! Risk of fire due to installation of a wrong fuse! Using fuses of a different type than compatible with the device may cause a fire and seriously damage the device. Only use fuses of the same type. Observe the labelling on the device casing and the information in the "Technical data” chapter. NOTICE! Possible staining due to plasticiser in rubber feet! The plasticiser contained in the rubber feet of this product may react with the coating of the floor and cause permanent dark stains...
Features Features The device is characterized by the following features: Mobile battery-operated active 2-way speaker 8-inch woofer 1-inch full-range tweeter Class-D power amplifier Output power 150 W RMS 3 preset modes: Music, speech and guitar 2 × XLR/6.35-mm jack combo socket for adjustable MIC/Line input 1 ×...
Installation and starting up Installation and starting up Unpack and check carefully there is no transportation damage before using the unit. Keep the equipment packaging. To fully protect the product against vibration, dust and moisture during transportation or storage use the original packaging or your own packaging material suitable for transport or storage, respectively.
Page 13
Installation and starting up NOTICE! Potential property damage due to unsuitable stands! If the device is mounted on an unsuitable stand, there is a risk that the stand will fall over and cause damage. Only use stands whose maximum bearing capacity is at least as high as the weight of the device.
Connections and controls Connections and controls ö 100% VOLUME VOLUME VOLUME MASTER TREBLE TREBLE TREBLE LIMIT CHARGE BASS BASS BASS BATTERY MUSIC MODE STATUS REVERB REVERB BT-HOLD TWS MBA1 USB 5V 2A LINE LINE CHARGER & POWER: 300W (PEAK) INPUT 1 INPUT 2 INPUT 3 MIX OUT...
Page 15
Connections and controls [MASTER] | Overall volume control [BATTERY STATUS] | Indicator LEDs for the battery charge level [100%]/[75%]/[50%] | LED lights up green: Charge level 100%, 75% or 50% [LOW] | LED lights up yellow: Charge level low [CHARGE] | LED flashes red: Charge level below 25% Recharge the battery. [MODE] | Selection button for the playback mode according to the audio source Press the button to switch between the three different preset modes (music, speech, guitar).
Page 16
Connections and controls [INPUT 1]/[INPUT 2] | XLR/6.35-mm jack combo sockets for connecting a mixer, instrument or microphone [MIC / LINE] | Input signal switch. With this switch you toggle between a microphone and a line level signal source. [REVERB] | Control for the intensity of the reverb applied to the audio signal [BASS] | Control for adjusting the low frequencies [TREBLE] | Control for adjusting the high frequencies [VOLUME] | Input level control...
Replacing the battery Replacing the battery Disconnect the device from the mains. Loosen the screws of the cover plate for the battery on the back of the device and remove the cover plate. Remove the defective battery from the device. Insert the new battery in the device.
Technical specifications Technical specifications Configuration 8-inch woofer 1-inch full-range tweeter Amplifier class Class-D power amplifier Input connections MIC/Line 2 × XLR/6.35-mm jack combo socket, balanced Stereo 1 × pair of cinch sockets (L/R), unbalanced 1 × 3.5-mm jack socket, unbalanced USB charge socket 1 ×...
Page 19
Technical specifications Supply voltage 100 - 240 V 50/60 Hz Fuse 5 mm × 20 mm, 2 A, 250 V, slow blow Battery Battery type Lithium-ion Voltage 26 V Capacity 3,600 mAh Charging time in the device approx. 2.5 h Runtime with medium approx.
Page 20
Technical specifications Further information Simultaneous inputs Mic preamp Tone control / ch. Master tone control Effect Wireless microphone Wireless option Remote control Line out CD player Bluetooth player USB play SD card play Tuner Colour Black MBA1 Active Speaker...
Page 21
Technical specifications Trolley Cover MBA1 Active Speaker...
Plug and connection assignment Plug and connection assignment Introduction This chapter will help you select the right cables and plugs to connect your valuable equip‐ ment in such a way that a perfect sound experience is ensured. Please note these advices, because especially in ‘Sound & Light’ caution is indicated: Even if a plug fits into the socket, an incorrect connection may result in a destroyed power amp, a short circuit or ‘just’...
Page 23
Plug and connection assignment 1/4" TS phone plug (mono, unbalanced) Signal Ground, shielding 1/4" TRS phone plug (mono, bal‐ anced) Signal (in phase, +) Signal (out of phase, –) Ground Three-pole 1/8" mini phone jack (stereo, unbalanced) Signal (left) Signal (right) Ground, shielding MBA1 Active Speaker...
Page 24
Plug and connection assignment XLR plug (balanced) Ground, shielding Signal (in phase, +) Signal (out of phase, –) Shielding on plug housing (option) RCA connection Drawing and table indicate the pin assignment of an RCA plug. Signal Ground, shielding MBA1 Active Speaker...
Cleaning Cleaning Device components Clean the device components that are accessible from the outside regularly. The cleaning fre‐ quency depends on the operating environment: damp, smoky or particularly dirty environ‐ ments can cause greater accumulation of dirt on the device components. Clean with a dry soft cloth.
Protecting the environment Protecting the environment Disposal of the packing material Environmentally friendly materials have been chosen for the packaging. These materials can be sent for normal recycling. Ensure that plastic bags, packaging, etc. are disposed of in the proper manner. Do not dispose of these materials with your normal household waste, but make sure that they are collected for recycling.
Page 27
When disposing of the device, comply with the rules and regulations that apply in your country. You can also return your old device to Thomann GmbH at no charge. Check the current conditions on www.thomann.de.
Need help?
Do you have a question about the the box MBA1 and is the answer not in the manual?
Questions and answers