TDD pa power amplifier
TDD PA Power Amplifier Module for DVB-T COFDM TX Transmitter transmission 5w
The pa power amplifier module realizes the power amplification output of the RF signal. When the input voltage is 28V, connect to COFDM modulation board, the output power can be up to 5W (+30dBm)
Awọn ẹya ara ẹrọ
- Working frequency band: 815MHz~830MHz (more frequency is adjustable)
- RX Gain: 1dB+/-1dB
- TX Gain: 10dB+/-1dB
- TX Power: 5W
Sipesifikesonu
| Item | Parameter | Akiyesi |
| Ibiti igbohunsafẹfẹ (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 |
| Ipele igbewọle (dBm) | +22±1.0 | |
| Shoulder ratio (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 | |
| Working Temperature | -20～+70℃ | |
| Ni wiwo Iru | SMA-50KFD | |
| Module Dimension (mm) | 105 * 60 * 14 |
Shape and installation instructions
1. Awọn mefa: 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
Sipesifikesonu
| Item | Parameter | Akiyesi |
| Ibiti igbohunsafẹfẹ (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 |
| Ipele igbewọle (dBm) | -80 | |
| Shoulder ratio (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 | |
| Working Temperature | -20～+65℃ | |
| Ni wiwo Iru | 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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