K3NG Rotator Controller Project Update Feb 11 2021

In this video, Adam goes over the latest Nextion NX8048K050 (Enhanced 5.0″) firmware V2021-02-11-01 update for K3NG Rotator Controller.

Solutions to fix the crappy Yaesu G-5500 +13V rail voltage drop on its External Control connector are also offered.


New: (Suggestion courtesy VK1JA)
Elevation Gauge hotspots.…

Nextion for K3NG Rotator Controller Videos

A series of videos demonstrating the VK4GHZ Nextion for K3NG Rotator Controller

Part 1 – Basic Az system

Part 1 looks at a basic azimuth-only system and introduces you to some of the functionality offered.


Part 2 – Elevation

Part 2 introduced elevation functionality and adds a decimal place to Az & El readings.… Read more...

Eltek Flatpack2 HE 48V/2000W Controller

An Eltek Flatpack2 HE 48V/2000W rectifier is being used as the power supply for a 23cm 600W LDMOS Power Amplifier project.

This touchscreen controller has been developed to control the Flatpack2 HE 48V/2000W, and display its data.


5/16″ SMA Spanner Mods

Doug, VK4OE, shows us some handy modifications to a 5/16″ combination spanner to make it more user friendly when dealing with SMA connectors in tight spaces.


S/E QLD 10 GHz Activity Day, Oct 2013

Brisbane 10 GHz Activity Day, October 27, 2013

Iain, VK5ZD, is operating portable from the Gold Coast, whilst other stations are operating S/E QLD.

A fun MAD (Microwave Activity Day) on 10 GHz!


Video: Windfreak SynthNV

We take a look at sweeping an M2 23CM35 yagi for 1296 MHz using a Windfreak SynthNV USB powered and programmed RF Signal Generator / RF Power Detector from Windfreak Technologies LLC.


Video: Mellish Reef DXPedition 2002

Here is the official collection of VK9ML Mellish Reef DXpedition 2002 videos.

VK9ML Mellish Reef DXpedition – Part 1


VK9ML Mellish Reef DXpedition – Part 2


VK9ML Mellish Reef DXpedition – Part 3


VK9ML Mellish Reef DXpedition – Part 4