Electronics | Amateur radio | Nerdy Stuff
What does the ThunderBolt Commander do?
ThunderBolt Commander can send four pre-defined command packets to a Trimble ThunderBolt Disciplined Clock.
Primarily, it is used to change the ThunderBolt’s receiver mode between OverDet Clock and Full Position 3D.
Watch the video
Easy to build on Veroboard
Do I need this?
If you always operate a Trimble ThunderBolt … Read more...
SOLD OUT ! Note: This is a discontinued item. Sorry, there are absolutely no plans to build anymore.
Availability: September 2013
ThunderBolt Display is a stand-alone microprocessor-controlled LCD specifically for Trimble’s ThunderBolt Disciplined Clock, providing a comprehensive indication of Thunderbolt’s status, modes, and alarm conditions.
It is fully assembled and … Read more...
This is an overview on building a band pass filter for the 10 GHz amateur band using copper plumbing end caps.
Ideal when using a signal generator at lower frequencies, where you want to filter the fundamental and undesired harmonics.
15mm end cap
double-sided PCB offcut
M4 bolt & screws
085 semi rigid coax
SMA connectors to suit
Cheap and … Read more...
This video by Peter, VK4EA, covers the VK4 2013 Microwave Test & Tune day, held at the Redcliffe & Districts Radio Club rooms on April 21, 2013.
… Read more...
A video demonstrating what 10 GHz via rain scatter sounds like.
Firstly Kevin, VK4UH, is listening to the VK4RBB beacon, then we see a 10 GHz QSO between VK4GHZ and VK4UH.
A 3-part series covering the S/E Queensland Microwave Activity Day (MAD) on February 24, 2013.
VK4 Microwave Activity Day (MAD), Feb 24, 2013 – Part 1
VK4 Microwave Activity Day (MAD), Feb 24, 2013 – Part 2
VK4 Microwave Activity Day (MAD), Feb 24, 2013 – Part 3
Learn more about the new VK4RTT beacon, now in service, as of Sunday January 20, 2013.
The previous beacon served the VHF community very well, for around 30 years, but over time became increasingly unreliable.
So, a replacement was commissioned.
… Read more...
Unboxing of a West Mountain Radio Rigblaster Advantage interface unit.
This unit offers a lot of great features at a good price.
… Read more...
A look at the Icom CR-293 High Stability Oscillator option in an IC-910.
Easy to tweak, and the stability is very good.
You may not need to muck around with GPS Locking at all.
This video takes a look at the S/E QLD Microwave Activity Day (MAD) on October 28, 2012.
See VK4ADC, VK4AQF, VK4EA, VK4GHZ, VK4KJJ, VK4OE, VK4UH, VK4ZQ operating on the microwave bands around South East Queensland.
This is a 2-part series covering the VK4 2012 Microwave Test & Tune day, held at the Redcliffe & Districts Radio Club rooms on September 16, 2012.
S/E QLD Microwave 2012 Tune Up Day – Part 1
S/E QLD Microwave 2012 Tune Up Day – Part 2
… Read more...
Join team members:
Adam, VK4GHZ
Alan, VK4WR
Graeme, VK4FI
Scott, VK4CZ
at their Summer Field Day station atop Mt Richmond, in Northen NSW.
Genuine OEM Belt Clip for Anytone AT-D878UV & AT-D868UV - 3 Pack
$21.00 AUD
Eltek Flatpack2 24/48V Touchscreen Controller Kit
$145.00 AUD
YK04 Remote Control Kit
$30.00 AUD
K3NG Universal Rotator Controller Kit
$109.00 AUD
K3NG Universal Remote i2c Starter Kit
$20.00 AUD
