3-input Televes Mast Amplifier (UHF-BIII-FMmix) with EasyF connection
What are the main characteristics of the Televes 561821 mast amplifier?
- Equipped with USOS (User Selectable Output Signal) technology: the installer selects the desired output level, which remains stable. The device automatically adjusts gain according to the input signal variation.
- Separate amplification and very low noise figure, thus respecting signal quality
- Ultra-small ergonomic design
- EasyF connection system
- Can be powered in the 12 V-to-24 V range
- LTE filter to remove mobile phone interference
- ON/OFF switch to allow DC pass towards the UHF input for the powering of a BOSS system
- Resistant ABS-plastic orange case for outdoor installation
What technical specifications does the Televes 561821 mast amplifier have?
| Bands | UHF | BIII | BI + FM | ||
| Frequency margin | MHz | 470...694 | 174...254 | 47...108 | |
| Gain | dB | 28 | 18 | -1,5 | |
| Gain adjustment range | dB | AUTO 0 ... 20 |
AUTO 0 ... 20 |
- | |
| Max.output level | dBμV | DIN 45004B | 108 | 106 | - |
| EN 50083 | 115 | 113 | - | ||
| 10 CH DVB-T | 94 | - | - | ||
| 2 CH DVB-T | - | 90 | - | ||
| Output level regulation margin | dB | 0...12 | 0...12 | - | |
| Noise figure | dB | 2 | 3 | - | |
| Power supply | V /mA | 12 ... 24 / 50 | |||
| Max current through inputs | OFF | mA | 0 | ||
| ON | 40 | - | - | ||
| DC OUT -> DC SAT | - | - | - | ||
| Protection Level | IP | 23 | |||
| Temperature operat. limits | ºC | -5 ... +45 | |||