Safety instructions Safety instructions Intended use This device is intended to be used for the wireless transmission of audio signals from micro‐ phones or instruments to amplifiers or active speakers. 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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Never let children unattended use electrical devices. NOTICE! Operating conditions This device has been designed for indoor use only. To prevent damage, never expose the device to any liquid or moisture. Avoid direct sunlight, heavy dirt, and strong vibrations. TWS One Headset...
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Safety instructions NOTICE! External power supply The device is powered by an external power supply. Before connecting the external power supply, ensure that the input voltage (AC outlet) matches the voltage rating of the device and that the AC outlet is protected by a residual cur‐ rent circuit breaker.
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Safety instructions NOTICE! Possible damage by leaking batteries Leaking batteries can cause permanent damage to the device. Take batteries out of the device if it is not going to be used for a longer period. TWS One Headset...
Features and scope of delivery Features and scope of delivery The UHF wireless system TWS One Headset is particularly suitable for professional audio trans‐ mission, for example, at events, on rock stages and in concert halls, theatres, musicals or disco‐...
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50 metres. The system operates at a fixed frequency according to the following table: System description Used frequency (MHz) TWS One A Headset (item no. 312567) 863.100 MHz TWS One B Headset (item no. 312568) 863.900 MHz TWS One C Headset (item no. 312569) 864.500 MHz...
This equipment uses a frequency range that is free of charge and registration within the European Union. For more information, please visit: http://www.thomann.de. Make sure that no metal objects are located between transmitter and receiver. Avoid interference by other radio and in-ear systems.
Unplug the external power supply before electrical storms occur and when the device is unused for long periods of time to reduce the risk of electric shock or fire. First, connect the power adapter to the receiver and then plug the power adapter into the power outlet. TWS One Headset...
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Installation and starting up Connecting audio and starting Connect the audio output of the receiver to your mixer or your amplifier. Set the volume control first as follows: If you are using a microphone input of your mixer, turn the knob to about 1 o'clock. If you are using a line input of your mixer, turn the knob clockwise all the way to the stop.
Open the battery compartment cover by pressing on the side latches. Insert the batteries. Pay attention to the correct location of the poles. Close the battery compartment and turn on the transmitter. Slide the power switch to the 'ON' position. The LED lights up briefly. TWS One Headset...
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Installation and starting up Connecting the microphone to the transmitter Make sure that the transmitter is turned off, the main switch is in ‘OFF’ position. Plug the 3.5 mm phone plug of the microphone into the input socket of the transmitter. Turn on the transmitter and check the transmission by speaking of singing.
Connections and operating elements Connections and operating elements 4.1 Receiver Front panel TWS One Headset...
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Connections and operating elements 1 Rotatable and swivelling antenna. 2 [VOLUME] Output level control. 3 [AUDIO] The indicator lights green when an audio signal is received. 4 [RF] The LED lights orange when a radio connection to the transmitter is present. 5 [POWER] The LED lights red when the unit is powered on and ready for use.
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Connections and operating elements Rear panel TWS One Headset...
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Connections and operating elements 1 Rotatable and swivelling antenna. 6 [DC IN] Socket for connecting the supplied AC adapter. If you are using a different power supply, observe the correct voltage, the polarity of the plug and the power consumption. 7 [AUDIO OUT] 1/4"...
Connections and operating elements 4.2 Transmitter TWS One Headset...
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Connections and operating elements 8 Indicator LED Displays the state of the batteries. If you turn on the transmitter, the LED lights up briefly, indicating that the batteries still provide sufficient voltage. When the LED lights continuously, the batteries are exhausted. In this case, you should replace the batteries or charge the rechargeable batteries.
Modulation type Frequency modulation (FM) Transmission range under normal conditions approx. 50 m Signal-to-noise ratio > 92 dB Side and image frequency rejection 90 dB min. NF frequency response 60 Hz…16 kHz (±3 dB) < 1 % TWS One Headset...
Technical specifications Dynamic range > 90 dB (A-weighted) Operating supply voltage DC 12 V Dimensions (W × D × H, without antenna) 150 mm × 118 mm × 35 mm Weight 180 g 5.2 Transmitter Input 3.5 mm Phone plug Input impedance 470 kΩ...
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Technical specifications Battery life span > 8 h Dimensions (W × D × H, without antenna) 65 mm × 23 mm × 105 mm Height with antenna 170 mm Weight (without batteries) 77 g TWS One Headset...
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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Since the interference affects both cores equally, by subtracting the phase-shifted signals, the interfering signal is completely neutralized. The result is a pure signal without any noise inter‐ ference. 1/4" TS phone plug (mono, unbalanced) Signal Ground 1/4" TS phone plug (mono, unbalanced) Signal Ground, shielding TWS One Headset...
Troubleshooting Troubleshooting In the following we list a few common problems that may occur during operation. We give you some suggestions for easy troubleshooting: UHF wireless system...
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5. Make sure that no metal objects near the transmitter or receiver obstruct the transmission. Transmission is interrupted. 1. Change the orientation of the antenna. 2. If you use more than one wireless system at the same time, check the used frequencies and channels. TWS One Headset...
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Toggle the sensitivity selector switch on the transmitter of change the setting of the controller [VOLUME on the receiver]. If the procedures recommended above do not succeed, please contact our Service Center. You can find the contact information at www.thomann.de. UHF wireless system...
Batteries must not be disposed of as domestic waste or thrown into fire. Dispose of the bat‐ teries according to national or local regulations regarding hazardous waste. To protect the environment, dispose of empty batteries at your retail store or at appropriate collection sites. TWS One Headset...
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Protecting the environment Disposal of your old device This product is subject to the European Waste Electrical and Electronic Equipment Directive (WEEE). Do not dispose with your normal household waste. Dispose this device through an approved waste disposal firm or through your local waste facility.
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