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NorthernStudios-Low-Noise-Amplifier

uzzambutt·NorthernStudios-Low-Noise-Amplifier·LNA/LNA.kicad_pcb

NorthernStudios-Low-Noise-Amplifier PCB layout, top view — open source board by uzzambutt

About the NorthernStudios-Low-Noise-Amplifier PCB

NorthernStudios-Low-Noise-Amplifier is an open source PCB design by uzzambutt, published on GitHub under the MIT license. It is a 4-layer board measuring 60 × 30.5 mm, with 18 components from 13 distinct parts.

Other key parts include the SPF5189Z and AMS1117-5.0. By type, the board carries 7 capacitors, 3 connectors, 3 diodes, 2 ICs, 2 resistors and 1 inductor.

It belongs with the audio and rf & radio designs in this gallery.

From the project

The NorthernStudios Wideband VHF/UHF Low-Noise Amplifier (LNA) is an open-source, high-linearity RF preamplifier designed for weak-signal reception across the VHF and UHF bands. Built around the Qorvo / RFMD SPF5189Z GaAs pHEMT MMIC, it operates as an unfiltered wideband gain blo

The NorthernStudios Wideband VHF/UHF Low-Noise Amplifier (LNA) is an open-source, high-linearity RF preamplifier designed for weak-signal reception across the VHF and UHF bands. Built around the Qorvo / RFMD SPF5189Z GaAs pHEMT MMIC, it operates as an unfiltered wideband gain block with active drain biasing, multi-stage supply rail decoupling, and dedicated input ESD protection.

NorthernStudios-Low-Noise-Amplifier, from the project README
From the project README

Main components on the NorthernStudios-Low-Noise-Amplifier

SPF5189ZAMS1117-5.0

NorthernStudios-Low-Noise-Amplifier bill of materials (BOM)

18 components, 13 distinct parts.

QtyPartRefs
1
SPF5189Z
U1
1
AMS1117-5.0
U2
2
SMA 50R
J1, J2
1
DC IN (7-10V)
J3
2
SS34
D1, D2
1
PESD5V0U1BL
D3
1
470nH-1uH
L1
2
22uF (16V)
C1, C2
2
1nF
C3, C4
1
100pF
C5
1
10nF
C6
1
100nF
C7
2
39R
R1, R2

NorthernStudios-Low-Noise-Amplifier design files

The KiCad project lives in the uzzambutt/NorthernStudios-Low-Noise-Amplifier repository on GitHub; these links point at the commit this page was built from.

NorthernStudios-Low-Noise-Amplifier: common questions

How big is the NorthernStudios-Low-Noise-Amplifier PCB?

The NorthernStudios-Low-Noise-Amplifier measures 60 × 30.5 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the NorthernStudios-Low-Noise-Amplifier?

18 components, from 13 distinct parts. The full bill of materials is listed on this page.

Where can I download the NorthernStudios-Low-Noise-Amplifier design files?

From the uzzambutt/NorthernStudios-Low-Noise-Amplifier repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the NorthernStudios-Low-Noise-Amplifier design in my own project?

Yes, under the terms of its MIT license, which uzzambutt chose for the repository.

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