TDD pa power amplifier
TDD PA Power Amplifier Module for DVB-T COFDM TX Transmitter transmission 5w
De pa eindversterkermodule realiseert de vermogensversterkingsoutput van het RF-signaal. When the input voltage is 28V, maak verbinding met COFDM-modulatiekaart, the output power can be up to 5W (+30dBm)
Kenmerken
- Werkende frequentieband: 815MHz~830MHz (meer frequentie is instelbaar)
- RX Gain: 1dB+/-1dB
- TX Gain: 10dB+/-1dB
- TX Power: 5w
Specificatie
| Item | Parameter | Notitie |
| Frequentiebereik (MHz) | 815-830Mzh | accept modify according to buyer’s requirement |
| Output power (w) | 5w | No ALC control |
| In-band group delay (ns) | ≤50 | |
| TX gain (dB) | 16±1.0 | Set gain according to customer requirements |
| In-band fluctuation | ≤1dB | Peak |
| Input level (dBm) | +22±1.0 | |
| Schouder verhouding (dBc) | ≤-30 | |
| RX gain (dB) | 5 | |
| RX Noise figure (dB) | ≤2.5 | |
| RF switching level | +3.3V～+5V | High level send low-level receive |
| Isolation | 50dB | |
| Power supply requirements | +11V～+18V Vdc | |
| RX operating current | ≤0.6A | |
| TX operating current | ≤3.0A | |
| Werktemperatuur | -20～+70℃ | |
| Type interface | SMA-50KFD | |
| Module Dimension (mm) | 105 * 60 * 14 |
Shape and installation instructions
1. Dimensies: 105 * 60 *14 (mm) (without socket)
2. Interface form:
1 power supply conditions: +12V power supply: plug
2 RF input interface: SMA-50KFD
RF output interface: SMA-50KFD
3. Mounting hole diameter size: 4 Φ3.5 through holes for 4 mounting holes for installation.
20w
Specificatie
| Item | Parameter | Notitie |
| Frequentiebereik (MHz) | 500-530Mzh | accept modify according to buyer’s requirement |
| Output power (w) | 20w | No ALC control |
| In-band group delay (ns) | ≤50 | |
| TX gain (dB) | 48±1.0 | Set gain according to customer requirements |
| In-band fluctuation | ≤1dB | Peak |
| Input level (dBm) | -80 | |
| Schouder verhouding (dBc) | ≤-30 | |
| RX gain (dB) | 5 | |
| RX Noise figure (dB) | ≤2.5 | |
| RF switching level | +3.3V～+5V | High level send low-level receive |
| Isolation | 50dB | |
| Power supply requirements | ≤＋28 Vdc 20W/3A | |
| RX operating current | ≤0.6A | |
| TX operating current | ≤3.0A | |
| Werktemperatuur | -20～+65℃ | |
| Type interface | SMA-50KFD | |
| Module Dimension (mm) | 178 × 91 × 25 |
Power supply conditions:
+28V power supply: Pin 2
+12V power supply: Pin 3
Grounding: Pin 1
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