Summary of the content on the page No. 1
Antenna Splitter 1:4
ASP 2
Instructions for use
13
Summary of the content on the page No. 2
Brief description The ASP 2 passive RF antenna splitter has been designed for routing antenna signals to several receivers in a multi-channel system, i.e. up to four diversity receivers are supplied with the signals of only two antennas. The antenna splitter incorpora- tes DC distribution for powering up to four receivers in addi- tion to two antenna boosters via a single mains unit. By lin- king two ASP 2 antenna splitters, an 8-channel system can be operated with only two antennas. By using t
Summary of the content on the page No. 3
Safety instructions Caution! Never open the unit! If units are opened by you in breach of this instruction, the warranty becomes null and void. Attention! Make sure that the air vents of the unit are not covered or blo- cked! Keep the unit away from central heating radiators and electric heaters! Caution! Set up the unit on an even surface or mount it into a rack! Lay the cables in such a way that no-one can stumble over them! Attention! Keep liquids and small parts which conduct electricity aw
Summary of the content on the page No. 4
Operating controls DC input (DC IN) for mains unit Cable grip for power supply DC cable Four DC outputs (DC OUT) for powering up to four receivers Antenna input B (IN B, DC-FEED 12 V), BNC socket Four antenna outputs (OUT B), B leg Four antenna outputs (OUT A), A leg RF output A (link to antenna input B to make a 1-to-8 splitter), BNC socket Antenna input A (IN A, DC-FEED 12 V), BNC socket 16
Summary of the content on the page No. 5
Putting the unit into operation The below connection diagram shows the connections for a 4-channel diversity system. Setting up the unit The unit is suitable for use as table top or can be mounted into a rack. For mounting the unit into a 19" rack, use the GA 2 rack adapter (optional accessory). For table top use, fix the plastic feet to the base of the unit. Note: Some furniture surfaces have been treated with varnish, polish or synthetics which might cause stains when they come into conta
Summary of the content on the page No. 6
Connecting the antennas You can connect the following antenna types to the antenna inputs and : ! two A 1031-U or A 2003-U passive antennas or ! two A 12 active antennas or ! a combination of passive antenna (A 1031-U or ASP 2 A 2003-U) and antenna booster (AB 2). Connecting the receivers You can connect up to four rack-mount receivers (e.g. EM 100 G2, EM 300 G2 or EM 500 G2) to the ASP 2. The split- ter incorporates DC distribution for powering the receivers. Pass the cables coming
Summary of the content on the page No. 7
Connecting the mains unit The NT 1 mains unit can power up to four receivers. The DC power is also available at the antenna inputs for powering two optional antenna boosters. Pass the cable through the cable grip . Insert the DC connector on the power supply cable into the DC input . Note: ASP 2 The antenna splitter has no power switch. 19
Summary of the content on the page No. 8
If problems occur... Error checklist Problem Possible cause Possible solution Receivers cannot be Receivers are not powered Check the connections of switched on the mains unit or the DC connections Disturbed reception or no Transmitting antennas are Reduce the distance reception not within the range of the between transmitter and receiving antennas receiving antennas Transmitters or receivers Switch the transmitters or are not switched on receivers on Antennas are not Check the antenna con
Summary of the content on the page No. 9
Specifications Antenna splitter 2 x 1:4 or 1 x 1:8, passive Frequency range 500 to 870 MHz Distribution attenuation approx. 10 dB IN B/OUT B (4 x) approx. 14 dB IN A/OUT A (4 x) approx. 6 dB IN A/OUT A Dimensions approx. 212 x 145 x 38 mm Weight approx. 700 g Voltage range 12 V DC nominal, max. 16 V DC Accessories NT 1 Mains unit for powering up to four receivers and two antenna boosters, European version NT 1-120 Mains unit for powering up to four receivers and two antenna boosters, 120 V ve
Summary of the content on the page No. 10
Application example Two ASP 2 antenna splitters can be linked to make a 1-to-8 diversity splitter. Connections for an 8-channel system Linking two 4-channel systems 22
Summary of the content on the page No. 11
ENGLISH The guarantee period for this Sennheiser product is 24 months from the date of purchase. Excluded are accessory items, rechargeable or disposable batteries that are delivered with the product; due to their characteristics these products have a shorter service life that is principally dependent on the individual frequency of use. The guarantee period starts from the date of original purchase. For this reason, we recommend that the sales receipt be retained as proof of purchase. Without
Summary of the content on the page No. 12
Konformitätserklärung Sennheiser electronic GmbH & Co. KG erklären, dass die- ses Gerät die anwendbaren CE-Normen und Vorschriften erfüllt. Approval Sennheiser electronic GmbH & Co. KG declare that this device is in compliance with the applicable CE standards and regulations. Certification Sennheiser electronic GmbH & Co. KG déclarons que cet appareil est en conformité avec les normes CE. Certificazione Sennheiser electronic GmbH & Co. KG diachiara che questo apparecchio risponde alle normative
Summary of the content on the page No. 13
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. 12/03 90686/A01
