General information

Designed for band I amplification as final and driver stage, it includes only one device capable of 50W RF output. The RF module is provided of the simple processing to satisfy all typical controls necessary for driver application in the high power amplification chain, by processing and managing the signals of Power input , Power gain adjustment, Phase in/out adjustment, RF switch-off.

Technical Specifications (th = 25 °C ; 50 OHm loaded ; Vdc = +48Vdc) 

• Frequency range:  47 to 88 MHz
• Class operation:  AB linear
• Input ‐ Output impedance:  50 OHm
• Input return loss:  >15 dB
• Input power:  0.5 Wps max. 
• Output power: 50W p.s. (10W DVB)
• Harmonics emission:  <30dBc
• Power supply requirement:  +48Vdc ±2% ; 4A max. ; +12V ; -5 Vdc 0.1A max
• Drain efficiency:  > 35 % @ 50W CW
• Heat sink requirement:  < 0.3 °C/W
• RF input / Output:  Input SMB jack ; Output solder post
• Operating temperature: -5°C to +45°C
• Relative humidity: 20% to 90% non-condensing
• Size: 60 x 100 x 15mm
• Weight:  100gr.  

Controls 

• Power input detection: +3V = 0.5W input
• Power output detection: +3V = 50W output
• Power gain: -5 to +10V = 20dB range
• Phase in/out: +4 to +24V = 60° range
• RF switch-off: close contact to GND

General information

Designed for band I amplification as pre driver stage and final amplifier in BI modulators, it includes only one device capable of 15W RF output. The RF module is designed in a very compact package, providing the smallest footprint possible to satisfy all typical need of a compact modulator or pre-driver application in a high power amplification chain.

Technical Specifications (th = 25 °C ; 50 OHm loaded ; Vdc = +48Vdc) 

• Frequency range:  47 to 88 MHz
• Class operation:  AB linear
• Input ‐ Output impedance:  50 OHm
• Input return loss:  >10 dB
• Input power: 0.05W to 0.1W max.
• Output power: 15W p.s.
• Harmonics emission:  <30dBc
• Power supply requirement:  +48 Vdc ±2% ; 1A max.
• Drain efficiency: > 35 % @ 15W p.s.
• Heat sink requirement:  < 0.5 °C/W
• RF input / Output: Input SMB jack ; Output SMB jack
• Operating temperature: -5°C to +45°C ambient 
• Relative humidity: 20% to 90% non-condensing
• Size: 56 x 64 x 15 mm
• Weight: 20 gr. 

General information

Designed for HF range amplification as pre driver stage and final amplifier for HF modulators, it includes only one device capable of 5W RF output. The RF module is designed in a very compact package, providing the smallest footprint possible to satisfy all typical need of a compact modulator or pre-driver application in a high power amplification chain.

Technical Specifications (th = 25 °C ; 50 OHm loaded ; Vdc = +48Vdc) 

• Frequency range:  1,5 to 55 MHz
• Class operation:  AB linear
• Input ‐ Output impedance:  50 OHm
• Input return loss:  >10 dB
• Input power: 14dBm ( 25mW ) ± 1dB.
• Output power: 5W CW or PEP
• Harmonics emission:  <25dBc
• Power supply requirement:  +48 Vdc ±2% 1A max. (quiescent current 0,5A typical).
• Heat sink requirement:  < 0.7 °C/W
• RF input / Output: Input SMB jack ; Output SMB jack
• Operating temperature: -5°C to +45°C ambient ( 85°C max baseplate )
• Relative humidity: 20% to 90% non-condensing
• Size: 56 x 64 x 15mm
• Weight: 20 gr. 

General information

The series TX01-203FL & TX03-203FL belongs to the High Power product family of TV Transmitter fully solid state technology, liquid cooled. The family, available for the VHF Band, is designed for a wide range of TV broadcast standards. These include analogue TV standards (B/G, D/K, M/N, I), colour coding standards (SECAM, PAL, NTSC), (FM mono, IRT dual-sound/stereo and NICAM),
digital TV standards (DVB-T, DVBT2, ATSC).

Key Features 

• Broadband frequency synthesizer, without any other tuning or alignment. 
• Analog emission according to the standards 
• Digital TV standard available DVB-T, DVB‑T2, DVB-H, ATSC 
• SFN capability Suitable for single-frequency networks (SFN) and multi frequency networks (MFN) 
• Digital Adaptive Precorrector allows high performances and stability without any alignment or manual intervention during maintenance routine 
• Seamless input switching 
• Output Filter built-in 
• LDMOS technology to obtain high reliability and high linearity 
• Redundant, up to 8x3kW psync RF power amplifiers  
• Hot pluggable RF power amplifiers 
• Easy maintenance: pluggable Modules , easy substitution of Power Supplies of Amplifier module
• Low MTTR: 10 minutes maximum for any replacement unit 
• Passive Reserve  1+1 ; N+1 Redundancy configuration capability 
• High Tolerance mains voltage (± 15 %) is accepted by the transmitter 
• Remote Operation compliant to IEC 864-1 rule 
• Remote transmitter monitoring and control via HTTP interface (Option) 
• Liquid cooling system fully integrated in the extenal unit (heat exchangers separated) 
• Very low acoustic noise -62dBa 
• Very low heat dissipated in the TX room ( less than 2000W ) 

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VHF B1 TX01-203FL – 20 kW ATV
VHF B1 TX01-702FL-D – 7.0 kW rms DTV
VHF B3 TX01-203FL – 20 kW ATV
VHF B3 TX01-702FL-D – 7.0 kW rms DTV