RF amplifier – 1 MHz to 3 GHz, 20/40 dB

129,00 149,00 

SKU: RFA-30 Categories: ,


EMCgear RF amplifier RFA-30 provides excellent parameters within entire frequency range 1 MHz to 3 GHz. Very stable gain characteristics allows its usage as measurement amplifier.

High output power in pocket size offers application in field of RF transmitters as RF power amplifier. Amplifier output can directly drive antennas or other RF stages.


In combination with EMCgear Near field probe set RF amplifier significantly increases resolution of near field probes and makes analysis of weak signals much easier.

Product datasheet



Wide frequency range from 1 MHz up to 3 GHz
Universal usage as near field probe preamplifier, general purpose or measurement preamplifier, power amplifier for immunity testing, etc.
Very good gain flatness combined with high output power, both available in entire frequency range
Small and portable design, powered from USB

Technical parameters

Input / output impedance 50 Ohm
Input / output terminal SMA female
Operating frequency range 1 MHz to 3 GHz
Gain Typ. 20 dB (20dB variant)

Typ. 40 dB (40dB variant)

Input power Max. 16 dBm (20dB variant)

Max. 13 dBm (40dB variant)

Output power (P1dB @ 2GHz) Typ. 20 dBm (20dB variant)

Typ. 16 dBm (40dB variant)

Noise figure Typ. 3,4 dB
Power supply terminal Mini USB socket
Current consumption Typ. 70 mA (20dB variant)

Typ. 100 mA (40dB variant)

Scope of delivery

RF amplifier, 1 MHz to 3 GHz, 20 dB gain RFA-30-20dB
RF amplifier, 1 MHz to 3 GHz, 40 dB gain RFA-30-40dB
USB cable, USB A to Mini USB, 1 m
Calibration data (downloadable)

Additional information


20 dB, 40 dB


Product datasheet