DB Broadcast SFT DAB 150/C

Introducing the cutting-edge DB Broadcast SFT DAB 150/C, a series of advanced radio DAB transmitters that redefine efficiency and performance. With support for DAB, DAB+, and T-DMB standards, these transmitters stand out for their digital adaptive pre-correction, configuration flexibility, Hot Swap System technology, and compact design. As a top-tier choice for digital audio broadcasting, the DB Broadcast SFT DAB 150/C ensures excellent MER over 33dB, very high efficiency, and easy maintenance. Our models, available as /XE (eXtreme Efficiency), achieve an impressive overall efficiency of up to 42%.

DB Broadcast’s commitment to technological excellence is evident in key features:

1. Improved Digital Adaptive Pre-correction: Meeting and exceeding the requirements of Digital Radio International Broadcasters, optimizing modulation performances in all conditions.
2. High-efficiency SFK Amplifiers: Utilizing the latest generation LDMOS devices and a special low-loss design, achieving over 96% efficiency in power supplies, leading to significantly reduced overall consumption.
3. Compact Design: Innovative heat sync and ultra-compact power supplies enable extreme compactness, exemplified by a 5 kW RMS DAB Transmitter fitting in a single rack.
4. Smart System Design: Incorporating the latest RF combiner technology, unbalancing dummy loads, and an intelligent intercommunication interface between RF modules, drivers, and Logical Control System.

These transmitters boast compatibility with major headend brands, ensuring flexibility and ease of use in any DAB network. With built-in SFN adapters and advanced SWDT® (Software Defined Transmitters) technology, DB Broadcast’s DAB Transmitters guarantee top-level efficiency and seamless switching between EDI/ETI inputs. Offering total remote control through a built-in web server SNMP, they provide easy monitoring and configuration.

DAB Features:

• Supported Standards: DAB, DAB+, T-DMB (optional)
• Frequency Range: VHF (III) 170 MHz to 255 MHz, L band on request
• Network Type: MFN, SFN
• Bandwidth: 1.536 MHz
• MER: Typical MER >33dB, shoulders >37dB without mask filter
• Stability: Highly stable in SFN network with integrated GPS/Glonass Professional Receiver
• Remote Control: Total remote control through built-in web server SNMP

Technical Specifications:

• Frequency Range: VHF (Band III) 170 to 255 MHz, L-Band on request
• Standards: DAB, DAB+, T-DMB (on request)
• Power Supply: AC Line Voltage: 380 to 415 (3 phases), 208 to 240 Delta or Star; 47 Hz to 63 Hz
• Environmental Conditions: Altitude: Max. 2500 m above sea level, Operating temperature range: -10 °C to +45 °C, relative humidity: 95%, not-condensing
• Cooling Method: Forced Air with external heat exchanger with redundant pump and fan
• RF Output: 150 W RMS, 50 Ohm, VSWR: Power reduction after exceeding set value or switch off after three attempts
• Synchronization: Reference frequency: 10 MHz, Reference pulse: 1pps (1 Hz)
• Operations Control and Monitoring: Web-based interface, SNMP V1 V2 V3, Telnet access via Ethernet, Local: Extensive front panel control (colour display, keypad), Local terminal on RS232 or LAN, USB for upgrade
• Compliance and Conformity: RoHS: 2011/65/EC, RED: 2014/53/EU, Safety: EN 60215, EMC: EN 301-4891-1 – ETSI EN 302 296-2 V1.2.1 (2011-05), WEEE: 2012/19/EU, Manufacturing: ISO 9001:2015

Experience the pinnacle of DAB technology with DB Broadcast’s SFT DAB 150 – your gateway to unparalleled efficiency and reliability in digital audio broadcasting.