Sennheiser EM 3532-U - Manual

42 3 Noise reduction with HiDyn plus ™ Progress you can hear: 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 up to 110 dB.The 96 dB dynamic range of a CD is thu...

43 electronic switching from one signal to another receiver 2 receiver 1 AF-signal AF-signal 4 Diversity reception The E M 3532 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 reflection...

44 5 Assembly and mounting Use as a stand-alone receiver When using the E M 3532 as a stand-alone receiver, it is easiest to use the supplied telescopicantennæ. They can be mounted quickly and easily to the rear of the receiver and are suitable forall applications where – good reception conditions p...

46 6 Connection and mounting of remote antennæ If the receiver position is not the best antenna position for optimum reception, you can use remoteantennæ and antenna boosters. These are available as accessories. The best reception quality is obtained with the Sennheiser A12 AD-U H F active antenna. ...

47 7 Selecting the mains voltage Before you plug the mains connector into the mains, please check first of allthat the receiver is set to the correct mains voltage! You can change the mains voltage by removing the fuse holder with the inserted fuse , turning it through 180 ° and inserting it again ....

48 8 Putting the EM 3532 into operation The receivers are switched on separately with the ON / OF F switches . The respective display panel is now lit up to show that the receiver is switched on, and the standard display is shown (see chapter 11). The display “ MUTE ” (see chapter 15) lights up, and...

49 9 Basic functions of the Sennheiser operating menu A special feature of the Sennheiser 3000 series is the similar operation of transmitters and receivers.In stressfull situations, for example on stage or during a live show or presentation, it is importantthat the receiver is easy to operate and t...

51 11 LC display panel Display for the “ FREQUENCY ” menu. This display can be the receiver’s standard display which always appears after switch-on. Display for the “ BOOSTER FEED ” menu. Display for the “ CHANNEL ” menu. This display can also be the receiver’s standard display which always appears ...

53 씰 With the / buttons you can now select a frequency memory (nos. 1 to 32). If the frequency memory has been assigned a channel number, this is also indicated. If no channelnumber has been assigned, three “hyphens” appear on the display, indicating that the frequencymemory is empty (see chapter 13...

54 13 Deleting a receiving frequency, emptying a frequency memory 씰 You can empty a frequency memory if you enter three “hyphens” when assigning a channelnumber. 씰 The last frequency stored cannot be deleted. If you try to delete the last frequency stored,the display briefly indicates “ LASt ” and t...

55 14 Setting the receiving frequency via the channel number In the “ CHANNEL ” menu, you can directly change from one stored receiving frequency to the next. 씰 Press the / buttons to select the “ CHANNEL ” menu. Then press the SET button. The “ CHANNEL ” display on the display panel begins to flash...

57 16 Advanced muting function This receiver also features AM F ( A dvanced M uting F unction). This special electronic feature comes into effect when an RF signal drops by about 40 dB in a short time. The reception is thenmuted for at least three seconds. AM F thus suppresses the annoying switch-of...

58 17 Automatic transmitter search tuning – Scan function The E M 3532 receiver features a scan function to scan the frequency range of the tuner for atransmitter. For some countries, this menu is locked via a special configuration program, since not all tunablereceiving frequencies are approved in ...

59 씰 If no transmitter is found, the search tuning stops at the upper or lower limit of the24 M Hz frequency window. The display then indicates: 씰 If a transmitter with a strong enough RF signal (higher than the squelch level, but at least5 μ V) is found, this frequency is indicated on the display. ...

60 18 Adding a supply voltage for antenna boosters Antenna boosters can be connected to the antenna inputs of the E M 3532 receiver and can besupplied by the receiver via the antenna cables. The supply voltage can be switched on or off. Bothreceivers in the E M 3532 should be set to the same setting...

62 20 Remote control The E M 3532 receiver can be set for “computer remote control only”. When set for remote control,all other menus – except for “ REMOTE ” – are locked. If you try to select any other menu, “ Loc ” appears on the display. 씰 Press the / buttons to select the “ REMOTE ” menu. The cu...

63 21 Power of the received RF signal In display panel , the power of the received RF signal (in μ V) and the level control of the AF signal (in %) – i.e. the modulation of the RF signal – are shown. Both displays have an overmodulation display. If the signal is too high, “ PEAK ” lights up briefly....

64 22 Monitoring the sound signal, headphone connection Sockets on the E M 3532 receiver can be used to monitor the sound signal received with headphones. The headphone volume is adjusted with controls . Please use headphones with a 1 / 4 ” (6.3 mm) ø stereo jack plug. The sound signal itself is mon...

65 23 Replacing a fuse Disconnect the receiver completely from the mains! To do so, pull out the mains connector on the receiver. You can then remove the fuse holder with the inserted fuse. Replace the fuse by a new fuse with the same rating and switch on the receiver again. Make sure that you have ...

66 24 Sennheiser transmitters report their battery status Sennheiser supplies hand-held and pocket transmitters which provide information on the availabletransmitter battery status to the receiver. This information can be evaluated with the E M 3532receiver. The remaining battery capacity is first i...

67 25 Suitable Sennheiser transmitters For the optimum use of the excellent reception qualities of the E M 3532 receivers, Sennheiseroffers hand-held and pocket transmitters in a variety of configurations: Pocket transmitters: S K 1063-U (without display of battery status) B F 1083-U (without displa...

68 26 Error checklist Error Possible cause Receiver does not work;display panel dark Fuse defective Receiver does not work;display panel lit up Transmission frequency does not agreewith receiving frequency Squelch threshold adjusted too high Sound distorted AF output signal adjusted too high. Inputo...

69 28 Recommended accessories Antenna mount GA 3030-AM Cat. no. 04368 Active antenna A 12 AD-U H F Cat. no. 04156 Ground plane antenna GZA 1036-9 Cat. no. 02332 Antenna booster AB 1036-TV Cat. no. 03598 Co-axial cable, 1 m GZL 1019 A1 Cat. no. 02324 Co-axial cable, 5 m GZL 1019 A5 Cat. no. 02325 Co-...

70 29 Technical data RF characteristics Frequency range 430–960 M Hz Receiving frequencies max. 32 (32 frequency memories) Switching bandwidth 24 M Hz Frequency stability ± 10 ppm (– 10 ° C to + 55 ° C) Sensitivity (with HiDyn plus ™ ) < 5 μ V for 90 dBA rms S N R Squelch treshold 0 to 100 μ V, a...

Sennheiser electronic GmbH & Co. KG 30900 Wedemark, Germany Phone +49 (5130) 600 0 Fax +49 (5130) 600 300 www.sennheiser.com Printed in Germany Publ. 08/02 68746/A 03