BEKO HPP-50 (50-54 MHz) Mast-Mount Preamplifier


Available on backorder


“Designed for the serious Weak Signal, EME, Digital, & Contest Operation!”

The BEKO HPP-50 preamplifier is the ideal addition for all users who desire to run their amplifiers at the maximum full power levels.

These preamplifiers set a new standard featuring high power ratings, high reliability relays containing ceramic and PTFE linings.  They also include several protection circuits.

Depending on your antenna configuration, voltage can be feed through the coaxial cable or via a separate voltage feed connected to the SO239 socket.

These preamplifiers are narrow-band and include filters to reject FM broadcast as well as other services.

Because of their High Power ratings they are most suitable for Weak Signal, Scatter, EME and all the new digital modes.

BEKO HPP-50 Specifications:

Frequency range 50-52 MHz
RF power rating 2.0 kW
Modes SSB/CW/Digital
Input / Output impedance 50 Ohms
Noise figure < 0.6 dB 0.5 dB typical
Gain 14 – 20 dB
S11 -4.7 @ 435 MHz dB
S22 -27.3 dB
1 dB BW 13.95 MHz
3 dB BW 19.26 MHz
IP3 > 27 dBm
Broadcast rejection NA dB
Rejection @ 432 MHz > 50 dB
Unconditionally stable Yes
Sensitive to ESD Moderate Input diodes for added protection
Supply voltage 12 – 15 Vdc 800 mA
Voltage feed Powered through antenna feed line, or separately via SO239 socket.  Depends on your antenna configuration.
Device ATF-53189 GaAs FET
Connectors N 7/16 DIN are special order
Dimensions 4.75 x 6.5 x 3.6 (WHD) in