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 (+30ਡੀਬੀਐਮ)
ਫੀਚਰ
- Working frequency band: 815MHz~830MHz (more frequency is adjustable)
- RX Gain: 1dB+/-1dB
- TX Gain: 10dB+/-1dB
- TX Power: 5ਡਬਲਯੂ
ਨਿਰਧਾਰਨ
| Item | Parameter | ਨੋਟ |
| ਬਾਰੰਬਾਰਤਾ ਸੀਮਾ (ਮੈਗਾਹਰਟਜ਼) | 815-830Mzh | accept modify according to buyer’s requirement |
| Output power (ਡਬਲਯੂ) | 5ਡਬਲਯੂ | No ALC control |
| In-band group delay (ns) | ≤50 | |
| TX gain (ਡੀ ਬੀ) | 16±1.0 | Set gain according to customer requirements |
| In-band fluctuation | ≤1dB | Peak |
| ਇਨਪੁਟ ਪੱਧਰ (ਡੀਬੀਐਮ) | +22±1.0 | |
| Shoulder ratio (dBc) | ≤-30 | |
| RX gain (ਡੀ ਬੀ) | 5 | |
| RX Noise figure (ਡੀ ਬੀ) | ≤2.5 | |
| RF switching level | +3.3V～+5V | High level send low-level receive |
| Isolation | 50ਡੀ ਬੀ | |
| Power supply requirements | +11V～+18V Vdc | |
| RX operating current | ≤0.6A | |
| TX operating current | ≤3.0A | |
| Hz-20KHz | -20～+70℃ | |
| ਇੰਟਰਫੇਸ ਕਿਸਮ | SMA-50KFD | |
| Module Dimension (ਮਿਲੀਮੀਟਰ) | 105 * 60 * 14 |
Shape and installation instructions
1. ਮਾਪ: 105 * 60 *14 (ਮਿਲੀਮੀਟਰ) (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.
20ਡਬਲਯੂ
ਨਿਰਧਾਰਨ
| Item | Parameter | ਨੋਟ |
| ਬਾਰੰਬਾਰਤਾ ਸੀਮਾ (ਮੈਗਾਹਰਟਜ਼) | 500-530Mzh | accept modify according to buyer’s requirement |
| Output power (ਡਬਲਯੂ) | 20ਡਬਲਯੂ | No ALC control |
| In-band group delay (ns) | ≤50 | |
| TX gain (ਡੀ ਬੀ) | 48±1.0 | Set gain according to customer requirements |
| In-band fluctuation | ≤1dB | Peak |
| ਇਨਪੁਟ ਪੱਧਰ (ਡੀਬੀਐਮ) | -80 | |
| Shoulder ratio (dBc) | ≤-30 | |
| RX gain (ਡੀ ਬੀ) | 5 | |
| RX Noise figure (ਡੀ ਬੀ) | ≤2.5 | |
| RF switching level | +3.3V～+5V | High level send low-level receive |
| Isolation | 50ਡੀ ਬੀ | |
| Power supply requirements | ≤＋28 Vdc 20W/3A | |
| RX operating current | ≤0.6A | |
| TX operating current | ≤3.0A | |
| Hz-20KHz | -20～+65℃ | |
| ਇੰਟਰਫੇਸ ਕਿਸਮ | SMA-50KFD | |
| Module Dimension (ਮਿਲੀਮੀਟਰ) | 178 × 91 × 25 |
Power supply conditions:
+28V power supply: ਪਿੰਨ 2
+12V power supply: ਪਿੰਨ 3
Grounding: ਪਿੰਨ 1
ਸਮੀਖਿਆ
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