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EM300
Instruction manual
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Contents Contents Important safety instructions .................................................................................................................. 2 The EM 300 G3 rack-mount receiver ....................................................................................................... 5 Areas of application ............................................................................................................................... 5 The frequency bank system ..................
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Important safety instructions Important safety instructions • Read this instruction manual. • Keep this instruction manual. Always include this instruction manual when passing the product on to third parties. • Heed all warnings and follow all instructions in this instruction manual. • Only clean the product when it is not connected to the mains. Use a cloth for cleaning. • Refer all servicing to qualified service personnel. Servicing is required if the product has been damaged in any way, liqui
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Important safety instructions Overloading Do not overload wall outlets and extension cables as this may result in fire and electric shock. Replacement parts When replacement parts are required, be sure the service technician uses replacement parts specified by Sennheiser or those having the same char- acteristics as the original part. Unauthorized substitutions may result in fire, electric shock, or other hazards. Danger due to high volumes This product is capable of producing sound pressure exc
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Important safety instructions Intended use Intended use of the ew 300 G3 series products includes: • having read these instructions especially the chapter “Important safety instructions”, • using the products within the operating conditions and limitations described in this instruction manual. “Improper use” means using the products other than as described in this instruction manual, or under operating conditions which differ from those described herein. 4
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The EM 300 G3 rack-mount receiver The EM 300 G3 rack-mount receiver This receiver is part of the evolution wireless series generation 3 (ew G3). With this series, Sennheiser offers high-quality state-of-the-art RF trans- mission systems with a high level of operational reliability and ease of use. Transmitters and receivers permit wireless transmission with studio- quality sound. Features of the evolution wireless 300 G3 series: • Optimized PLL synthesizer and microprocessor technology • HDX no
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The EM 300 G3 rack-mount receiver The devices are available in the same UHF frequency ranges and are equipped with the same frequency bank system with factory-preset frequencies. An advantage of the factory-preset frequencies is that • a transmission system is ready for immediate use after switch-on, • several transmission systems can be operated simultaneously on the preset frequencies without causing intermodulation interference. The frequency bank system The receiver is available in 6 UHF fre
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The EM 300 G3 rack-mount receiver Each of the channels in the frequency banks “1” to “20” has been factory- preset to a fixed frequency (frequency preset). The factory-preset frequencies within one frequency bank are intermodu- lation-free. These frequencies cannot be changed. For an overview of the frequency presets, please refer to the supplied frequency information sheet. Updated versions of the frequency informa- tion sheet can be downloaded from the EM 300 G3 product page on our website at
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Delivery includes Delivery includes The packaging contains the following items: 1 EM 300 G3 rack-mount receiver 1 NT 2-3 mains unit with one country adapter 2 rod antennas 1GA 3 rack adapter 1instruction manual 1 frequency information sheet 4 device feet 8
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Product overview Product overview Overview of the EM 300 G3 receiver A PEAK ew300 G3 B.Ch: 20.24 40 0 -10 30 MHz 531.375 -20 20 -30 10 EQ SKM300 -40 RF AF P + 12dB B
A Operating elements – front panel B Operating elements – rear panel Headphone output, Antenna input II (ANT II) with remote power supply input, ¼” (6.3 mm) jack socket ( ) BNC socket Headphone volume control Type plate button, backlit Antenna input I (ANT I) with Infra-red interface remot
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Product overview Overview of the displays After switch-on, the receiver displays the standard display “Receiver Parameters”. For further illustrations and examples of the different standard displays, please refer to page 25. This standard display displays the operating states of the receiver and provides the most important information on the received transmitter – provided the transmitter supports this function. PEAK B.Ch: 20.24 ew300 G3 40 0 -10 30 MHz 531.375 -20 20 -30 EQ SKM300 10 -4
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Product overview Transmitter/ Display receiver Meaning Frequency Receiver Current receiving frequency (see page 35) Name (see page 36) Receiver Freely selectable name of the receiver Pilot tone “P” Receiver Activated pilot tone evaluation (see page 40) Equalizer setting Receiver Current equalizer setting (see page 37) Output gain Receiver Current output gain of the audio signal avail- (see page 36) able at the ¼” (6.3 mm) jack socket / XLR-3M socket
Muting function Receiver/ Au
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Putting the receiver into operation Putting the receiver into operation Preparing the receiver for use Recommendations for optimum reception To ensure optimum reception even under difficult conditions, we recommend connecting remote antennas and, if necessary, using antenna splitters (see “Accessories and spare parts” on page 52). When rack-mounting the receiver, you can mount the supplied antennas to the front of the rack by using an antenna front mount kit. When mounting more than one receiver
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Putting the receiver into operation Secure the rack mount “ears” to the sides of the receiver using the previously removed recessed head screws (see right-hand diagram). Fitting the Do not fit the device feet when mounting the receiver into a device feet 19” rack. Clean the base of the receiver where you want to fix the device feet. Fit the device feet to the four corners of the receiver as shown. Place the receiver on a flat, horizontal surface. Connecting the The supplied rod anten
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Putting the receiver into operation Mounting the receiver into a 19” rack Do not fit the device feet when mounting the receiver into a 19” rack. CAUTION! Risks when rack mounting the receiver! When installing the device in a closed or multi-rack assembly, please consider that, during operation, the ambient temperature, the mechanical loading and the electrical potentials will be different from those of devices which are not mounted into a rack. Make sure that the ambient temperature within the
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Putting the receiver into operation Connect the antennas. You have the following options: – You can connect the supplied rod antennas to the rear of the receiver (see page 13). In this case, insert the two blanking plugs into the holes of the blanking plate (see diagram above). – You can use the AM 2 antenna front mount kit (see “Accessories and spare parts” on page52) and mount the rod antennas to the blanking plate (see diagram below). When using more than one receiver, we recom
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Putting the receiver into operation To mount the receiver into a 19” rack: Slide the receiver with the mounted blanking plate into the 19” rack. Secure the rack mount “ears” to the 19” rack. If you are using the supplied rod antennas: Align the antennas in a V-shape to obtain the best possible reception. Rack mounting When rack mounting two receivers side by side, you can only front two receivers mount the antennas when using the ASA 1 antenna splitter in conjunction with the AM 2 antenn
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Putting the receiver into operation To mount the antennas: Use remote antennas, if necessary in conjunction with the ASA1 antenna splitter (see “Accessories and spare parts” on page 52). To mount the receivers into the rack: Slide the receivers into the 19” rack. Secure the rack mount “ears” to the 19” rack. Connecting an amplifier/mixing console TRUE DIVERSITY RECEIVER EM 300 FREQ. RANGE-X: XXX - XXX MHz IDENT. NO.: XXXXXX SER. NO.: XXXXXXXXXX IC: 2099A-XXXXXXX 0682 DESIGNED IN GERMANY, A
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Putting the receiver into operation Connecting receivers in a network You can connect several receivers in a network. The receivers are remote controlled via a PC running the “Wireless Systems Manager” (WSM) soft- ware. This software will assist in the quick and safe configuration of multi- channel systems. For further information on downloading the software, visit the ew G3 product page on our website at www.sennheiser.com. TRUE DIVERSITY RECEIVER EM 300 FREQ. RANGE-X: XXX - XXX MHz IDENT. NO.:
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Putting the receiver into operation Connecting the mains unit ! Only use the supplied NT 2-3 mains unit. It is designed for your receiver and ensures safe operation. To connect the NT 2-3 mains unit: Connect the yellow connector of the mains unit to the yellow socket at the rear of the receiver. Pass the cable of the mains unit through the cable grip . Slide the supplied country adapter ! onto the mains unit . Plug the mains unit into a wall socket. The STANDBY button is ba
