General information General information This manual contains important instructions for the safe operation of the unit. Read and follow the safety instructions and all other instructions. Keep the manual for future reference. Make sure that it is available to all those using the device. If you sell the unit please make sure that the buyer also receives this manual.
General information 1.1 Further information On our website (www.thomann.de) you will find lots of further information and details on the following points: Download This manual is also available as PDF file for you to download. Use the search function in the electronic version to find the topics of Keyword search interest for you quickly.
General information 1.2 Notational conventions This manual uses the following notational conventions: Letterings The letterings for connectors and controls are marked by square brackets and italics. Examples: [VOLUME] control, [Mono] button. 1.3 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 manual.
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This combination of symbol and signal word indicates a pos- sible dangerous situation that can result in material and environmental damage if it is not avoided. Warning signs Type of danger Warning – high-voltage. Warning – danger zone. Source Mix 18R...
Safety instructions Safety instructions Intended use This device is intended to be used for amplification, mixing and playback of signals from musical instruments and microphones. 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.
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Within the device there are areas where high voltages may be present. Never remove any covers. There are no user-serviceable parts inside. Do not use the device if covers, protectors or optical components are missing or damaged. Source Mix 18R...
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Safety instructions DANGER! Electric shock caused by short-circuit Always use proper ready-made insulated mains cabling (power cord) with a pro- tective contact plug. Do not modify the mains cable or the plug. Failure to do so could result in electric shock/death or fire. If in doubt, seek advice from a regis- tered electrician.
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Failure to do so could result in damage to the device and possibly injure the user. Unplug the device before electrical storms occur and when it is unused for long periods of time to reduce the risk of electric shock or fire. Source Mix 18R...
Features Features 8 microphone / line inputs with separate volume and tone controls, each with XLR and 1/4" phone sockets Line output Pre-fader output and AUX input allow multiple devices to be connected in series Phantom power switchable per channel solid metal housing, 19"...
Create all connections while the device is off. Use the shortest possible high-quality cables for all connections. Take care when running the cables to prevent tripping hazards. Source Mix 18R...
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Installation Rack mounting The unit has been designed for rack mounting in a standard 19-inch rack; it occupies one rack unit. mixer...
Connections and controls Connections and controls Front panel Source Mix 18R...
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Connections and controls 1 [POWER] Mains switch to turn the device on and off. The corresponding LED indicates that the device is switched on. 2 [MASTER VOL] Overall volume control 3 [8]…[1] Controls for the eight input channels [TONE]: Tone control for the respective channel. The "0" position corresponds to the neutral position. [VOLUME]: Level control for the respective channel The LED indicates that a signal is present at the respective input.
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Connections and controls Rear panel Source Mix 18R...
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Connections and controls 4 [CHANNEL 1]…[CHANNEL 8] Signal inputs 1 to 8, each designed as lockable, balanced XLR chassis plugs and as unbalanced 1/4" phone socket. 5 [PHANTOM POWER] DIP switch for switching on phantom power for the supply of condenser microphones connected to the signal inputs.
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Signal output to connect another mixer, designed as RCA socket. The level of this output is not affected by the overall volume control. 9 [MAIN OUT] Signal output for connecting an amplifier or powered speaker box, designed as 1/4" phone socket. Source Mix 18R...
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12 V Operating supply voltage 230 V 50 Hz Fuse 5 mm × 20 mm, 500 mA, 250 V, slow-blow Dimensions (W × H × D) 482 mm × 44 mm × 125 mm Weight 2.2 kg Source Mix 18R...
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’...
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The result is a pure signal without any noise inter- ference. 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 Source Mix 18R...
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Plug and connection assignment XLR plug (balanced) Ground, shielding Signal (in phase, +) Signal (out of phase, –) RCA connection Drawing and table indicate the pin assignment of an RCA plug. Signal Ground, shielding mixer...
Dispose of this device through an approved waste disposal firm or through your local waste facility. When discarding the device, comply with the rules and regulations that apply in your country. If in doubt, consult your local waste disposal facility. Source Mix 18R...
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