KU PA 041050-25 A, UHF Leistungsverstärker
KU PA 041050-25 A, UHF Leistungsverstärker KU PA 041050-25 A, Blockdiagramm KU PA 041050-25 A, Frequenzgang

KU PA 041050-25 A, UHF MOSFET-Power Amplifier

410 ... 500 MHz • 25 W
Frequency range410..500 MHz
Input power for P1dBmin. 10 dBm
Maximum input power+14 dBm
Output power P1dBmin. 44 dBm (CW)
min. 25 W (CW)
Gain (small signal)min. 30 dB
Gain flatness (small signal)typ. +/- 2 dB
Harmonic rejection min. 60 dB @ 43.6 dBm
IM3 (1)min. 40 dBc @ 37 dBm PEP
Efficiency min. 30 % @ 45,4 dBm (CW)
Input return loss (S11)min. 20 dB
Supply voltage+12 ... 14 V DC
Quiescent currenttyp. 4 A
Current consumption @ P3dBtyp. 6.5 A
Forward detectionyes (diode detector)
Operating case temp. range-20 ... +55 °C
VSWR of loadmax. 1.8 : 1
Input connector / impedanceSMA-female / 50 ohms
Output connector / impedanceSMA-female / 50 ohms
Casemilled aluminium
Dimensions (mm)130 x 60 x 20
Weight260 g (typ.)
(1)Measured 2-tone, frequency spacing: 1 MHz
  • Good linearity
  • Built-in low pass filter for good harmonic rejection
  • Reverse polarity protection
  • Monitor output for forward power detection
  • 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.

 

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