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Bird Technologies Manual 7-9570-1-1

(Rough Draft)

08/19/16 Page 20

8625 Industrial Parkway, Angola, NY 14006 Tel: 716-549-4700 Fax: 716-549-4772 [email protected] www.bird-technologies.com

Содержание DDL100

Страница 1: ...al Part Number 7 9570 1 1 Rough Draft WARNING This is NOT a consumer device It is designed for installation by FCC Licensees and Qualified Installers You must have an FCC license or express consent of...

Страница 2: ...by the seller SHIPPING Unless otherwise agreed at the time the order is placed seller reserves the right to make partial shipments for which payment shall be made in accordance with seller s stated t...

Страница 3: ...or ATTENTION Important Information Training Video Available Heavy Lifting High Voltage Hot Surface ESD Electrostatic Discharge Electrial Shock Hazard Safety Glasses Required Manual Part Number 7 9570...

Страница 4: ...iber Optic Interface Module 18 Functional Description 18 Central Gateway Computer 19 Figures and Tables Figure 1 Typical Fiber DAS System 7 Figure 2 Front view of the DDL Remote Radio Head 9 Figure 3...

Страница 5: ...ipe ment g n re utilise et peut mettre des fr quences radio et s il n est pas install et utilis conform ment aux instruc tions du manuel ceci peut causer des interf rences dangereuses aux communicatio...

Страница 6: ...Bird Technologies Manual 7 9570 1 1 Rough Draft 08 19 16 Page 6...

Страница 7: ...e penetration of RF signals is insufficient It can also be used to provide coverage in areas such as road tunnels rail tunnels airports metro lines etc The system uses a common optical cable for its s...

Страница 8: ...with by the general public yet is easily accessible to ser vice personnel Also consider the weight of the unit and the possibility for injury if it should become detached from its mounting for any rea...

Страница 9: ...iew of the DDL Remote Radio Head Specification Value Noise Figure 4 5 dB Delay Excluding Optical Fiber 0 5 Power Requirement 90 264 VAC Operating Temperature Range 20 to 50 DFB Laser Output Wavelength...

Страница 10: ...d or operating in conjunction with any other antenna or transmitter EXPOSITION RF Pour conformer aux exigences d exposition de FCC RF une distance de s paration d au moins 20 cm doit tre maintenue ent...

Страница 11: ...ard converts the optical signals into RF signals and outputs them to the downlink 2 ways The 2 ways split the signals and apply them to the downlink amplifiers on the VGA boards The signals are amplif...

Страница 12: ...d GUI interface a system layout screen will be presented as shown in Figure 5 The screen will show all of the addressable boards con nected into the system Master unit boards are shown under the colum...

Страница 13: ...Bird Technologies Manual 7 9570 1 1 Rough Draft 08 19 16 Page 13 Figure 6 Typical overview screen FOR board shown as an example Figure 5 DDL system layout screen...

Страница 14: ...trip is selected for interaction a drop down list will be presented as shown in Figure 7 In this example the RF Status menu item has been selected and RF status information is presented on the screen...

Страница 15: ...sition In very large systems multiple master frame units can be used to house a multitude of modules as required In the example shown in figure 1 the Master Frame Unit contains 3 BIU s 6 FOI s and a p...

Страница 16: ...e dif ferent frequency bands As an example a GSM 900 BIU will have two GSM 900 paths If you wanted an 1800 path in the system it would require adding a second BIU module to the master frame unit Note...

Страница 17: ...dBm Signals with an input power higher than the recommended maximum can cause permanent damage to the module It is therefore recommended that when ever connecting to high power base stations the cust...

Страница 18: ...tted on a fiber cable to the remote unit It is also responsi ble for receiving optical signals in the uplink direc tion from the Remote Unit and converting them back into RF signals which can be passe...

Страница 19: ...on unused fibers and receptacles Every time a fiber is disconnected and re con nected care should be taken to avoid dust to settle on the connector or in the receptacle Clean with a dry fiber cleanin...

Страница 20: ...Bird Technologies Manual 7 9570 1 1 Rough Draft 08 19 16 Page 20 8625 Industrial Parkway Angola NY 14006 Tel 716 549 4700 Fax 716 549 4772 sales birdrf com www bird technologies com...