Unity 4600 User’s Manual

Table 1.2: Transport-In Options

 

 

Characteristic

Specification

DVB-QPSK Receiver with 4-Port RF Switch Option

 

 

Switched RF Inputs

 

 

 

Input Impedance

75Ω unbalanced

Isolation, port-to-port

> 45 dB, 950-1450 MHz

 

> 40 dB, 1450-2150 MHz

Input VSWR, 75-Ωsystem, selected port

< 2.6:1 (7 dB R.L. min), 950-1450 MHz

 

Not guaranteed, 1450-2150 MHz

Input VSWR, 75-Ωsystem, unselected port

< 2.0:1 (10 dB R.L min), 950-1450 MHz

 

Not guaranteed, 1450-2150 MHz

 

 

RF Tuning

Same as QPSK option described above

 

 

Demodulator/FEC

Same as QPSK option described above

 

 

LNB DC Power

Supplied on separate 2-pin header. Performance otherwise the same

 

as QPSK option described above

 

 

Turbo PSK Receiver Option, Broadcom Protocols

 

 

RF Input

 

 

 

Input Impedance

75Ω unbalanced

Input VSWR, 75-Ωsystem

<1.9:1 (10 dB R.L. min), 950-1450 MHz

 

< 1.9:1 (10 dB R.L. min), 1450-2150 MHz

Surge Resistance

Guaranteed survival from up to 10 direct-coupled 8kV discharges (per

 

IEC 801-2) whether port is selected or not

 

 

RF Tuning

 

 

 

Input Frequency Range

950 to 2150 MHz

LO Leakage at Input

-60 dBm

Symbol-rate Range

1 to 30 Msps (may be limited by Transport Rate limits)

Tuning Resolution

10 kHz

Input Signal Level Range

-25 to -65 dBm

Signal Level Warning Limits

warns within +10/-5 dB of upper limit and +5/-10 dB of lower limit

Maximum Aggregate Input Power

0 dBm max

 

 

Demodulator/FEC

 

 

 

Modulation

1. DVB-QPSK (α =.35) per EN 300 421

 

2. Advanced "Turbo-QPSK" (α =.20 default; R=½, ¾) per Broadcom

 

proprietary protocol

 

3. Advanced "Turbo-8PSK" (α =.20 default; R=2/3, 5/6, 8/9) per

 

Broadcom proprietary protocol. [R=¾ Type I and II; contact

 

factory.]

 

4. Advanced "Turbo-16QAM" (α =.20 default; R=¾) per Broadcom

 

proprietary protocol

Carrier acquisition range

±1 MHz or ± 10% of symbol-rate QPSK, whichever is greater

 

 

www.wegener.com

7

800032-01 Rev. F

Page 15
Image 15
Wegener Communications 4600 manual DVB-QPSK Receiver with 4-Port RF Switch Option, Switched RF Inputs

4600 specifications

Wegener Communications 4600 is a state-of-the-art digital satellite receiver designed for high-performance applications in the broadcasting and telecommunications sectors. This advanced receiver is part of Wegener's renowned line of products, catering to a range of broadcasting needs, from television to data communications. The Wegener 4600 offers a host of features that make it an attractive choice for both broadcasters and service providers.

One of the key features of the Wegener 4600 is its robust satellite reception capability. It supports a wide range of satellite frequencies and protocols, ensuring reliable connectivity in various scenarios. The device is engineered to work seamlessly with the DVB-S and DVB-S2 standards, which allow for efficient compression and transmission of high-definition video content. This ensures that users can deliver high-quality broadcasts with minimal latency, an essential factor in today's fast-paced media landscape.

Another standout characteristic of the Wegener 4600 is its versatile encoding and decoding capabilities. It supports a variety of video and audio codecs, including MPEG-2, MPEG-4, and AAC, among others. This flexibility enables content providers to choose the best formats for their specific needs, enhancing the viewer's experience while optimizing bandwidth usage.

The Wegener 4600 also features advanced management and monitoring capabilities. Through its user-friendly interface, operators can easily configure settings, monitor performance metrics, and manage multiple streams. This functionality is crucial for maintaining optimal performance and ensuring the reliability of the broadcast.

In terms of connectivity, the device supports various interfaces, including ASI and IP, enabling integration with existing broadcast infrastructures. This adaptability is a significant advantage for organizations looking to upgrade or expand their capabilities without extensive redesigns of their current systems.

Security is another key aspect of the Wegener 4600. It incorporates robust encryption options that protect content from unauthorized access and piracy. This feature is increasingly important as the demand for secure transmission of sensitive data grows.

Overall, Wegener Communications 4600 stands out in the crowded market of digital satellite receivers. With its combination of superior reception capabilities, versatile encoding options, advanced management features, and strong security protocols, it represents an ideal solution for broadcasters and telecommunications providers seeking to enhance their service offerings and deliver high-quality content to viewers worldwide.