Sennheiser ew 300 IEM Instruction Manual
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Sennheiser ew 300 IEM Instruction Manual

Evolution wireless
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INSTRUCTION MANUAL
evolution wireless
In-Ear Monitoring System
ew 300 IEM
33

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Summary of Contents for Sennheiser ew 300 IEM

  • Page 1 INSTRUCTION MANUAL evolution wireless In-Ear Monitoring System ew 300 IEM...

  • Page 2: Table Of Contents

    Thank you for choosing Sennheiser! We have designed these products to give you reliable operation over many years. Please take a few moments to read these instructions carefully, as we want you to enjoy your new Sennheiser products quickly and to the full.

  • Page 3: Short Description

    The evolution wireless in-ear monitoring system ew 300 IEM is a high- quality state-of-the-art RF transmission system with a high level of operational reliability and ease of use.
  • Page 4 Attention! High Volume! This is a professional transmission system. Commercial use is subject to the rules and regulations of the trade association responsible. Sennheiser, as the manufacturer, is therefore obliged to expressly point out possible health risks arising from use.

  • Page 5: Preparing The Devices For Use

    Preparing the devices for use SR 300 IEM stereo transmitter ³ Headphone output, ” (6.3 mm) jack socket (PHONES) · Headphone volume control (VOL) LC display button (UP) button (DOWN) button POWER (ON/OFF) button Cable grip for power supply DC cable DC socket for connection of mains unit (DC-IN) µ...
  • Page 6 Mounting the rubber feet To ensure that the transmitter cannot slip on the surface on which it is placed, four self-adhesive soft rubber feet are supplied. These feet are stuck into the recesses on the bottom side of the receiver. (N.B.: Do not use these feet if rackmounting the transmitter).
  • Page 7 ” (6.3 mm) stereo jack plug than with loudspeakers. Listening at high volume levels for long for headphone connection periods can lead to permanent hearing defects. Please protect your hearing, Sennheiser headphones have an excellent sound quality even at low volumes.

  • Page 8: Ek 300 Iem Stereo Pocket Receiver

    EK 300 IEM stereo pocket receiver Antenna Red LED for operation and battery status indication (ON/LOW BAT) Green LED for RF signal indication (RF) Cover plate for battery compartment Cover plate for display and operating controls Headphone output (EARPHONES), 3.5 mm stereo jack socket On/off/volume control Balance control button...
  • Page 9 If you use the receiver as part of the monitoring system, connect the supplied in-ear headphones to the 3.5 mm jack socket on the receiver. If you use the receiver for other applications, you can also connect any Sennheiser stereo headphones. Connect the headphones to the headphone output (EARPHONES) ²...
  • Page 10 When people use headphones, they tend to choose a higher volume than with loudspeakers. Listening at high volume levels for long periods can lead to permanent hearing defects. Please protect your hearing, Sennheiser headphones have an excellent sound quality even at low volumes.

  • Page 11: Operation

    Operation The evolution wireless system ew 300 IEM has been factory-preset to allow immediate use after switch-on (u “5 Preparing the devices for use”). Please note, however, that the transmitter sensitivity is dependent on the application. To avoid overmodulation and distortion, please first check whether the preset sensitivity is suitable for your particular application (u “Adjusting the...
  • Page 12 LC display panel SR 300 IEM transmitter 8-step level display for audio signal, left or MONO 8-step level display for audio signal, right 6-segment alphanumeric main display ¿ “MUTE” display. Lights up for a short moment when switching on the transmitter or when changing the frequency. Display for the “Frequency”...
  • Page 13 Basic functions of the Sennheiser operating menu A special feature of the Sennheiser evolution wireless system ew 300 IEM is the similarity of the operating controls of both transmitter and receiver. In stressfull situations, for example on stage or during a live show or presentation, it is important that the devices are easy to operate and that adjustments to the settings can be made quickly and instinctively.
  • Page 14 Overview of menus To ensure that transmitter and receiver of the Sennheiser evolution wireless system ew 300 IEM are easy to operate, the operating menus have been largely standardised: Display SR 300 IEM Transmitter EK 300 IEM Receiver SENSIT Adjusting the sensitivity –...
  • Page 15 Selecting the frequency, channel number With the buttons you can directly switch between the factory- preset frequencies (channel presets). The display starts flashing. Your selection becomes effective immediately. Press the button to acknowledge your selection. The display stops flashing. Note: You can choose the content of the standard display i.e.
  • Page 16 SqELCH Adjusting the squelch threshold (EK 300 IEM) The EK 300 IEM receiver is equipped with an adjustable squelch which eliminates annoying noise when the transmitter is switched off. It also suppresses sudden noise when the receiver leaves the transmission area and there is no longer sufficient transmitter power received by the receiver.
  • Page 17 FocuS Stereo/FOCUS selection (EK 300 IEM) With the EK 300 IEM you can switch between stereo and FOCUS operation. During stereo operation (FOCUS “OFF”), the left-right signals are available as usual (SR 300 IEM transmitter in stereo mode). During FOCUS operation, the left-right signals are mixed and are available as a mono signal in both headphone channels (SR 300 IEM transmitter in stereo mode).
  • Page 18 DISPL Selecting the contents of the standard display DiSPL With the SR 300 IEM you can choose the contents of the standard display i.e. whether the frequency, the channel number or a name is displayed. With the EK 300 IEM you can choose whether the frequency or the channel number is displayed.
  • Page 19 32 MHz max. Special notes on multi-channel operation: Several devices of the Sennheiser evolution wireless system ew 300 IEM can be used simultaneously on different frequencies. The factory-preset frequencies are intermodulation-free. Before you program new frequency combinations, please refer to the information on the correct frequency choice given in the planning brochure “Practical Applications in RF Technology”...
  • Page 20 NAME Assigning the SR 300 IEM a name The SR 300 IEM transmitter can be assigned a name. The name can consist of up to six characters such as: − letters (without pronounciation marks), − numbers from 1 to 0, −...
  • Page 21 LOCK Activating/deactivating the lock-mode function You can lock the buttons and the POWER button to prevent accidental programming or switching off during operation. Activating the lock-mode function Select the “LOCK” menu by pressing the button. The current setting is indicated on the display. Press the button to activate the lock-mode function.

  • Page 22: Troubleshooting

    Transmitter sensitivity adjusted too level of background noise Audio signal distorted Transmitter sensitivity adjusted too high Receiver’s AF output level adjusted too high If problems occur that are not listed in the above table, please contact your local Sennheiser agent for assistence.

  • Page 23: Care And Maintenance

    40 cm between transmitting antennas. Use special accessories for multi-channel applications (u “Accessories”). When using the ew 300 IEM system in combination with radiomicrophone systems, a minimum channel spacing of 8 MHz should be maintained to avoid RF breakthrough between systems.

  • Page 24: Overview

    Overview Wireless transmission systems With the evolution wireless series, Sennheiser puts an end to cable tangles and enables complete freedom of movement at an affordable price. The systems operate exclusively in the UHF band. UHF transmission is extremely reliable and is far less prone to interference than the overcrowded VHF band –...

  • Page 25: Hdx Noise Reduction

    Transmitter Receiver Progress you can hear: The evolution wireless series is equipped with HDX, the new Sennheiser noise reduction system that reduces RF interference. It increases the signal-to-noise radio in wireless audio transmission to up to 110 dB. is a wideband compander system which compresses the audio signal in the transmitter in a 2:1 ratio (related to dB) to lift it above the inherent noise floor of the RF link.

  • Page 26: Technical Data

    ± 5 kHz Pilot tone deviation (stereo operation) ≤ ± 15 ppm Frequency stability AF characteristics Noise reduction system Sennheiser AF frequency response 50 – 15,000 Hz Signal-to-noise ratio at 1 mV ≥ 100 dB(A) and peak deviation, ≤ 0.9 % THD at nom.
  • Page 27 Overall device Power supply 9 V alkaline PP3 battery (IEC 6 LR 61) ≤ 75 mA (4 – 6 h) depending on volume level Power consumption (operating time) Dimensions [mm] 110 x 65 x 22 Weight approx. 255 g SR 300 IEM Transmitter RF characteristics RF output power at 50 Ω...

  • Page 28: Accessories

    RF signals of up to four transmitters onto a single antenna and for powering up to four transmittes NT 3 Plug-in mains unit for AC 1 IE 1 In-ear headphones IES 1 1 pair of ear-moulds CC 1 Carrying case for SET ew 300 IEM...
  • Page 35 Aktuelle Informationen zu Sennheiser-Produkten erhalten Sie auch im Internet unter „www.sennheiser.com“. For up-to-date information on Sennheiser products, you can also visit the Sennheiser Web site at “http://www.sennheiser.com”. Vous trouverez également toutes les informations actuelles relatives aux produits Sennheiser sur Internet à l’adresse Web “http://www.sennheiser.com”.

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