KU PA 125145-30 A, RF Power Amplifier
1250 ... 1450 MHz • 30 W
RF Power Amplifier for 1.3 GHz
suitable for Video transmission
RF Power Amplifier for 1.3 GHz
suitable for Video transmission
analog & digital transmission systems jamming
Lead time on request
| Frequency range | 1250..1450 MHz |
| Input power for P1dB | typ. 25 dBm |
| Maximum input power | 29 dBm |
| Output power P1dB | typ. 44 dBm, min. 44.7 dBm |
| typ. 30 W, min. 25 W | |
| Output power P3dB | min. 46 dBm |
| typ. 40 W (CW) | |
| Output power COFDM (1) | typ. 40 dBm, min. 39 dBm |
| typ. 10 W, min. 8 W | |
| Gain (small signal) | min. 21 dB |
| Gain flatness (small signal) | typ. +/- 0.5 dB, max. +/- 1 dB |
| Harmonic rejection | min. 18 dB @ 44.7 dBm (2. Harm.) |
| IM3 (2) | typ. 35 dBc, min. 30 dBc @ 43 dBm PEP |
| Efficiency | typ. 50 %, min. 46 % @ 44.7 dBm (CW) |
| Supply voltage | +28 V DC |
| Quiescent current | typ. 0.35 A |
| Current consumption | max. 3.5 A |
| Forward detection | yes (diode detector) |
| Operating case temp. range | -20 ... +55 °C |
| VSWR of load | max. 1.8 : 1 |
| Input connector / impedance | SMA-female / 50 ohms |
| Output connector / impedance | SMA-female / 50 ohms |
| Case | milled aluminium |
| Dimensions (mm) | 80 x 60 x 20 |
| (1) | Measured with QAM 64, single carrier, EVM: 2% |
| (2) | Measured 2-tone, frequency spacing: 1 MHz |
- LD-MOSFET technology
- Good linearity
- High efficiency
- Reverse polarity protection
- Monitor output for forward power detection (DC voltage)
- Digital broadcast systems (DAB, DVB)
- COFDM systems using modulation types QAM, QPSK
- Analog transmission systems
Please notice the following:
- The technical specifications refer to room temperature.
- The power amplifier doesn’t contain any coaxial relays.
- The recommended combination of heat sink and fan(s) is only specified for an ambient temperature of 25 °C.
- Further information about dimensioning of heat sinks is available on our FAQ site.
- Attention: The recommended fans need a supply voltage of 24 ... 28 V DC.
