Wideband Low Noise Amplifier VLNA with PGA103+ M-F 50-3000MHz

Wideband Low Noise Amplifier VLNA with PGA103+ offers high dynamic range with low noise figure. Suitable for all applications where low-noise broadband signal amplification is required. The preamplifier has good input and output return loss over a broad frequency range. VLNA amplifies extremely weak radio frequency signals across a massive spectrum while adding minimal internal noise. It boosts signals before processing, making it vital for multi-standard wireless receivers, software-defined radio (SDR), and wideband communication monitoring.

M-F (Male-Female) refers to a version with an “M” male “N” connector on the input side, designed for direct connection to a coaxial relay, minimizing losses.

 

Wideband Low Noise Amplifier VLNA with PGA103+ M-F Appearance:

Applications:

• Software-Defined Radio (SDR): Enhances weak antenna signals across VHF and UHF bands without drowning them in amplifier noise.
• Spectrum Monitoring & Defense: Broadens frequency coverage for electromagnetic surveillance and threat detection.
• Telecommunications: Amplifies multi-frequency cellular, Wi-Fi, and intermediate satellite frequencies.
• Test and Measurement: Serves as a front-end gain block for spectrum analyzers and oscilloscopes to measure weak signals accurately.

 

Key Benefits:

• High Sensitivity: Lowers the overall noise figure so weak signals remain clear.
• Wide Coverage: Eliminates the need to swap out band-specific preamplifiers.
• Gain Flatness: Provides even amplification across the entire 50 MHz–3 GHz range.

 

Wideband Low Noise Amplifier VLNA with PGA103+ M-F Specifications:

50 MHz, G=26 dB, NF=0.5 dB.
144 MHz, G=25 dB, NF=0.5 dB.
432 MHz, G=21 dB, NF=0.5 dB.
1296 MHz, G=13 dB, NF=0.65 dB.
IP3out > 37 dBm.
Power consumption +12 V / 100 mA.
Connectors: “N” Male / Female.

 

Measured results with HP8753ES of Wideband Low Noise Amplifier VLNA with PGA103+ M-F:

Zoomed data from 1-440MHz

 

Measured data of Wideband Low Noise Amplifier VLNA with PGA103+ M-F from 1MHz to 1.3 GHz.

 

Measured data of Wideband VLNA from 1 MHz to 1.3 GHz

 

This version is designed for direct connection to a coaxial relay with virtually no losses.

Version with Female-Male connectors is here:
Version with Female-Female connectors is here: