[. . . ] 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. With the evolution wireless Series ew 300, Sennheiser offers musicians, video and sound amateurs, reporters and local broadcasters high-quality state-ofthe-art RF transmission systems with a high level of operational reliability and ease of use. transmitters and receivers permit wireless transmission with studio-quality sound. [. . . ] SET Press the SET button to select a menu, to change to the next menu, to change to the next segment when entering a name, to return to the top menu level. Press the UP button to adjust the setting of a menu, to change a single character when entering a name. Press the DOWN button to adjust the setting of a menu, to change a single character when entering a name. 8-step level display for incoming RF signal 8-step level display for incoming AF signal, with "PEAK" warning 6-segment alphanumeric main display ¿ ´ ² ¶ º Display for the "Frequency" menu. (This display can be the receiver's standard display which always appears after switch-on). (This display can be the receiver's standard display which always appears after switch-on). (This display can be the receiver's standard display which always appears after switch-on). SK 300 and SKM 300 transmitters Alphanumeric main display 3-step display for battery status Note: If the operating steps for adjusting the settings via the menu are similar for all devices, only the main display of the EM 300 receiver is depicted. 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 "without looking". Important: With the / buttons you can directly switch between the factorypreset frequencies (channel presets). Press the SET button to enter the top menu level: By briefly pressing SET again, you can change to the next menu. One second, the selected menu appears on the display and then the current setting of the menu is indicated. The following figures are a guide to the best settings: Loud music/vocals: Presentations: Interviews: -30 / -20 dB -20 / -10 dB -10 / 0 dB Select the "SEnSit" menu by pressing the SET button until "SEnSit" appears on the display; after a short pause the current input sensitivity setting is displayed. The new setting starts flashing on the display and becomes effective immediately. The Sennheiser evolution wireless Series ew 300 receiver is equipped with an adjustable squelch which eliminates annoying noise when the transmitters are switched off. It also suppresses sudden noise when a transmitter leaves the reception area and there is no longer sufficient transmitter power received by the receiver. Select the "SQELCH" menu by pressing the SET button until "SQELCH" appears on the display; after a short pause the current squelch setting is displayed. The squelch can be switched off (0 dB) or adjusted in 5-dB steps from 5 dB to 40 dB. selecting a smaller value reduces the squelch threshold , selecting a higher value increases the squelch threshold. Set the squelch threshold with the transmitter switched off to the lowest possible value that suppresses hissing noise. if the squelch threshold is set too high , the transmission range will be reduced. Note: With the transmitter switched off and the squelch threshold set to "0 dB", hissing noise will occur. [. . . ] Too high and you get overmodulation and distortion, too low and you get undermodulation and a noisy signal. please set the sensitivity correctly for the microphone/usage and check it before every performance to ensure best operation. Sennheiser miniature clip-on microphones can be attached in various ways: they can, for example, be attached to the hairline or to clothing (e. However it is fixed, please make sure that the microphone is protected against sweat/moisture and make-up. [. . . ]