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The 7808RFT is a high-performance RF over fiber transmitter platform available in single-channel (7808RFT) and dual-channel (7808RFT-2) configurations. This modular and hot-swappable card is designed for integration inside the 7800FR, 7801FR, 5710FR, and 350FR enclosures. It seamlessly integrates with Evertz' 7800 series RF products, such as RF splitters/combiners, RF routers, spectrum analyzers, IRDs, and demodulators.
The 7808RFT accepts a single RF input and provides a single fiber output, while the 7808RFT-2 accommodates two RF inputs and supplies two fiber outputs for optical transmission. Both configurations feature an RF monitoring port for each RF input, facilitating rapid monitoring or signal distribution. Selectable 13/18V DC LNB power +22kHz tone is also available per input, along with current limiting, short circuit protection and current monitoring for advance warning of LNB failure.
When housed inside Evertz' 570 Series and 7800 Series multi-frames, 7808RFT modules support 10MHz injection from the chassis' reference input, presenting a simple solution for applications requiring 10MHz insertion into the LNB, without the need for external devices. Please contact Evertz for more information on 10MHz RF over Fiber transport products.
For long-haul transport applications or instances with excessive optical loss, a high power DWDM version (-xxx, -xxx/yyy) offers an extended optical budget as well as the ability to interface with Evertz DWDM multiplexer systems for up to 40 channels onto a single fiber. A CWDM version (-xx, -xx/yy) is also available to accommodate up to 16 channels onto a single fiber. The 7808RFT13/15-2-W version presents an on-board fiber multiplexer (WDM), requiring only a single fiber between the companion receiver (7808RFR-2-W).
Gain control, essential for tuning optimal CNR performance, can be conveniently managed either locally or remotely using manual mode or the Automatic Gain Control (AGC) mode. Additionally, the system provides detailed monitoring of various parameters such as optical output power, RF input power, temperature, and more, with individualized information available for each RF input. This comprehensive monitoring capability enhances the user's ability to maintain and optimize performance, ensuring efficient and reliable operation. The modules provide a seamless and user-friendly experience for remote monitoring and control via the WebGUI interface and/or SNMP/VistaLINK PRO®. With the integration of Evertz' innovative SmartMON™ technology, operators can efficiently monitor the 7808RFT from a distance without the need for a separate data connection. Vital information, including RF input power, gain settings, LNB current, DC input power, internal temperature, and laser status, is transmitted over fiber to the compatible Evertz receiver (e.g. 7808RFR), enabling easy access through SNMP or WebGUI. This advanced system ensures comprehensive oversight and control, enhancing operational efficiency and facilitating streamlined management of Evertz transmitters.
Features
- Wide frequency range for extended L-Band, IF, UHF/VHF, off-air DTV and more
- Dual-Channel: Up to 28x conversions in 3RU or 8x conversions in 1RU
- Single-Channel: Up to 14x conversions in 3RU or 4x conversions in 1RU
- Protocol-independent design for support of all modulation formats
- CWDM and DWDM multiplexing options available
- Single-mode and multi-mode fiber support
Specifications
RF Input | |
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输入数量 | |
7808RFT | 1 |
7808RFT-2 | 2 |
Connectors | BNC per IEC 61169-8 Annex A (F-Type and SMA optional) |
Input Impedance | 75Ω (50Ω optional) |
反射损失 | > 16dB |
Frequency Range | 50MHz -3GHz |
Input Power Range | -10dBm to -60dBm |
Manual Gain | 0 to +30dB in 0.5dB steps |
AGC Mode Range | 0 to -30dBm |
Input IP3 | +16dBm |
LNB Power | |
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电压 | 13V DC, 15V DC, 18V DC, off (selectable) |
Current | 500mA |
Protection | Short circuit, current limited |
LO Control | 22kHz on/off (selectable) |
RF Monitor Output | |
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输出数量 | |
7808RFT | 1 |
7808RFT-2 | 2 |
端口数目 | BNC per IEC 61169-8 Annex A (F-Type optional) |
Output Impedance | 75Ω (50Ω optional) |
反射损失 | > 15dB |
Frequency Range | 50MHz -3GHz |
Output Level | within -2.0dB of input signal |
光输出 | |
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输出数量 | |
7808RFT | 1 |
7808RFT-2 | 2 |
端口数目 | Female SC/UPC, FC/UPC, SC/APC, FC/APC |
Operating Wavelength | 1310nm DFB (1550nm and CWDM optional); DWDM C-Band (ITU G.694.1 compliant) |
Output Power | |
Dual Fiber | +3dBm ±1dBm |
Single Fiber | +3dBm ±1dBm |
DWDM | +11dBm |
RF System Performance7808RFT-2 + 7807LR-2 pair | |
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Flatness | |
850 – 2250MHz | ±1.5dB |
50 – 2800MHz | ±2dB |
General Purpose Outputs | |
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输出数量 | 2 |
Type | "Dry Contact" relay contacts - normally open and normally closed contact provided |
端口数目 | 3-pin terminal strip |
电气 | |
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电压 | 12V DC |
功率 | 10 watts excluding LNB power |
物理参数 | |
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插槽数 | 1 |
标准 | |
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EMI/RFI | Complies with FCC Part 15, Class A EU EMC directive. |
Safety | IEC 62368-1, 60950-1 |
Ordering Information
Single Channel Transmitters | |
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7808RFT13 | Single channel wideband RF fiber transmitter with SmartMON, VistaLINK, and WebGUI support. LNB powering with 22kHz tone, 1310nm DFB laser |
7808RFT13-F75 | Single channel wideband RF fiber transmitter with SmartMON, VistaLINK and WebGUI support. LNB powering with 22kHz tone, 1310nm DFB laser. 75Ω F-Type connectors. |
7808RFT13-B50 | Wideband RF fiber transmitter with SmartMON and VistaLINK support. LNB powering with 22kHz tone, 1310nm DFB laser, 50Ω BNC connectors |
7808RFT13-S50 | Wideband RF fiber transmitter with SmartMON and VistaLINK support. LNB powering with 22kHz tone, 1310nm DFB laser, 50Ω SMA connectors. |
Dual Channel Transmitters | |
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7808RFT13-2 | Dual wideband RF fiber transmitter with SmartMON and VistaLINK support. LNB powering with 22kHz tone, 1310nm DFB laser. |
7808RFT13-2-F75 | Dual channel wideband RF fiber transmitter with SmartMON, VistaLINK and WebGUI support. LNB powering with 22kHz tone, 1310nm DFB laser. 75Ω F-Type connectors. |
7808RFT13-2-B50 | Dual wideband RF fiber transmitter with SmartMON and VistaLINK support. LNB powering with 22kHz tone, 1310nm DFB laser, 50Ω BNC connectors. |
7808RFT13-2-S50 | Dual channel wideband RF fiber transmitter with SmartMON, VistaLINK and WebGUI support. LNB powering with 22kHz tone, 1310nm DFB laser. 50Ω SMA connectors. |
订购可选项 | |
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注意 | • Rear plate and fiber connector must be specified at time of order - eg: [model]+SC+3RU |
Connector Suffix | |
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+SC | SC/PC |
+AP+SC | SC/APC (Angle Polished) |
+FC | FC/PC |
+AP+FC | FC/APC (Angle Polished) |
Rear Plate Suffix | |
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+3RU | 3RU rear plate for use with 350FR, 570FR, 7800FR or 7801FR Multiframes |
Enclosures | |
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350FR | Portable Multiframe which holds 7 single slot modules |
570FR | 3RU Multiframe which holds 15 single slot modules |
7800FR | 3RU Multiframe which holds 15 single slot modules |
7801FR | 1RU Multiframe which holds up to 4 single slot or 2 dual slot modules |