Sennheiser EK 3041-U инструкция обслуживания

27 EK 3041-U Instructions for use Diversity Receiver[...]

28 Thank you for choosing Sennheiser! We have designed this product 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 product quickly and to the full. Chapter Contents ............................................................................[...]

29 1 Brief description The EK 3041-U is a miniature true diversity radiomicrophone receiver designed for use with the new digital ENG camcorders. It can be inserted in the slot-in facility of most professional camcorders such as the Philips LDK 120, Ikegami Hl-77 or Sony SX. Together with a suitable Sennheiser UHF pocket or hand-held transmitter, a[...]

30 4 Noise reduction with HiDyn plus ® This receiver is equipped with HiDyn plus ® , the Sennheiser noise reduction system that reduces RF interference. It increases the signal-to-noise ratio in wireless audio transmission to more than 100 dB. HiDyn plus ® is a wideband compander system which compresses the AF level on the transmitter side in a [...]

31 electronic switching from one signal to another receiver 2 receiver 1 AF-signal AF-signal 5 Diversity reception The EK 3041-U receiver operates on the „true diversity“ principle: A receiving antenna receives not only the electromagnetic waves which reach it by a direct path, but also the reflections of these waves which are created in the ro[...]

32 햲햳 햴 햶 햷 햸 햵 햲 SET button for menu selection and programming 햳 Antenna socket, diversity branch A 햴 ON / OFF switch 햵 Multi-function display panel 햶 Button for adjusting the settings of a selected menu (cycling downwards) 햷 Button for adjusting the settings of a selected menu (cycling upwards) 햸 Antenna socket, divers[...]

33 Your EK 3041-U receiver is supplied with two antenna which are necessary for true diversity operation (see chapter 5). The length of the antenna has been matched to the frequency range of your EK 3041-U receiver. Insert the antenna into sockets 햳 and 햸 and screw them tight. 7 Mounting the antenn æ[...]

34 PHILIPS 8 Mounting the EK 3041-U into the Philips LDK 120 camcorder Preparation: Mount the base plate suitable for the Philips camcorder and fix it to the left and right of the receiver by means of two screws. The Philips adaptor features a 44-pin connector (accessories). Mounting the receiver into the camcorder: • Fix the receiver (from above[...]

35 IKEGAMI 9 Mounting the EK 3041-U into the Ikegami HL-V77 camcorder Preparation: Mount the base plate suitable for the Ikegami camcorder and fix it to the left and right of the receiver by means of two screws. The Ikegami adaptor features a 25-pin connector (accessories). Mounting the receiver into the camcorder: • Screw the mounting frame to t[...]

36 SONY 10 Mounting the EK 3041-U into the Sony SX camcorder Preparation: Mount the base plate suitable for the Sony camcorder and fix it to the left and right of the receiver by means of two screws. The Sony adaptor features a 15-pin connector (accessories). Mounting the receiver into the camcorder: • Screw the mounting frame to the Sony camcord[...]

37 11 Power supply Your EK 3041-U receiver can be powered from different power sources. The adaption to these power sources is via the plug-in connector at the bottom of the receiver and the corresponding accessories. The EK 3041-U can be powered • directly via the camcorder with 12 V or 5.6 V or • via the GA 3041-B power adaptor which is attac[...]

38 14 Display of receiving frequency or channel number You can choose the content of the display i.e. whether the preselected receiving frequency or its respective channel number is indicated. To do so, please proceed as follows: 씰 If you press button  , the preselected receiving frequency is indicated. 씰 If you press button  , the respec[...]

39 씰 Press the SET button three times to select a receiving frequency (  see chapter 19). 씰 Press the SET button four times to assign a channel number to a receiving frequency (  see chapter 20). 씰 Press the SET button five times to adjust the limiter of the headphone output. This menu is skipped (= out of operation) if the receiver is [...]

40 17 Adjusting the headphone volume 씰 Briefly press the SET button once . The display now indicates „PHonE“ in alternation with a three-digit number indicating the current volume level at the headphone output of your EK 3041- U receiver. The adjustment range of the headphone volume is between 0 an 126 (on the display). 씰 The headphone outp[...]

41 18 Adjusting the squelch Your EK 3041-U receiver is equipped with an adjustable squelch control which eliminates annoying noise when the transmitters are switched on and 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. 씰 Briefly press[...]

42 19 Changing the receiving frequency 씰 Briefly press the SET button three times . The display now indicates the preset receiving frequency in alternation with the channel number assigned. (If no channel number has been assigned, three „hyphens“ appear on the display): 씰 With the  /  buttons you can now select a different frequency. [...]

43 20 Assigning a channel number You can assign a channel number (from 001 to 255) to each of the 32 receiving frequencies. With larger systems, it is recommended to use the same channel number for both transmitters and receivers in order to provide for simpler monitoring of the system. 씰 Briefly press the SET button four times . The display now [...]

44 21 Limiter Your EK 3041-U receiver is equipped with a switchable limiter which limits the output voltage of the built-in headphone amplifier. The limiter protects your hearing and should therefore always be switched on. Note The limiter can only be used if the receiver is not inserted in the slot-in facility of a camcorder but is operated as a s[...]

45 22 Locking the operating buttons / „ Lock mode “ function You can lock the operating buttons of your EK 3041-U to prevent accidental programming or switching off by a user inexperienced in handling the receiver. Locking the buttons 씰 Briefly press the SET button six times until „Loc“ begins to flash on the display. 씰 Now press the SE[...]

46 23 Sennheiser transmitters report their battery/accupack status Sennheiser supplies hand-held and pocket transmitters (  see chapter 24) which provide information on the available transmitter battery/accupack status to the receiver. This information can be evaluated with the EM 3041- U receiver. 씰 When the battery or accupack capacity is so[...]

47 24 Suitable Sennheiser transmitters For the optimum use of the excellent reception qualities of the EK 3041-U receiver, Sennheiser offers hand-held and pocket transmitters in a variety of configurations: Pocket transmitters: • SK 1063-U (without display of battery status) • BF 1083-U (without display of battery status) • SK 50-U (with disp[...]

48 25 Safety instructions 씰 Never open electronic devices! Servicing and programming must only be done by authorised personnel and is all the more important for current- carrying units. If devices are opened by customers in breach of this instruction, the warranty becomes null and void. 씰 Keep the receiver away from central heating radiators an[...]

49 28 Recommended accessories • GA 3041-C Base plate with special housing Cat. no. 04642 • GA 3041-B Power adaptor Cat. no. 04643 • GA 3041-15 Sony adaptor Cat. no. 04639 • GA 3041-25 Ikegami adaptor Cat. no. 04640 • GA 3041-44 Philips adaptor Cat. no. 04641 • B 50 Battery box (small) Cat. no. 03545 • B 250 Battery box (large) Cat. no[...]

50 29 Technical data Frequency range 450–960 MHz Receiver frequencies max. 32, pre-programmed to customer specifications Switching bandwidth 24 MHz Frequency stability ± 10 ppm (– 10 ° C to + 55 ° C) Sensitivity (with HiDyn plus ® ) typ. 10 µ V for 90 dBA rms SNR Squelch treshold 0 to 100 µ V, adjustable in 5-dB steps Adjacent channel rej[...]

148 Sennheiser electronic GmbH & Co. KG D-30900 Wedemark Telefon: +49 (0) 5130 600 0 Telefax: +49 (0) 5130 600 300 Printed in Germany Publ. 04/98 69668 / A 01 Aktuelle Informationen zu Sennheiser-Produkten erhalten Sie auch im Internet unter „http://www.sennheiser.com“. Up to date information on Sennheiser products can also be found on the [...]