Thunderbolt Display 2022 Update

January 1, 2022 Adam 0

This v2.4 firmware update deletes support for years 2020 and 2021 (obviously no longer required!), which now creates space in the PICAXE28X2’s limited memory for date support to end of 2035.

 

Background:

Thunderbolt does not translate date fields correctly … Read more...

Fixing Trimble Thunderbolt -55° Temp Error

January 30, 2020 Adam 0

This Trimble Thunderbolt 10 MHz GPSDO (purchased off eBay) has always reported temperature incorrectly.

Everything else was fine, just the temperature being reported as -55°.

The temperature sensor is a Dallas DS1620S in a SOIC-8 package, and is quite easy … Read more...

Thunderbolt Display 2020 Date Fix

January 7, 2020 Adam 0

This v2.3 firmware fix addresses the date translation error which became apparent on January 1, 2020.
 
Due to unforeseen coding bugs in the WNRO (Week Number Roll Over) fix released in 2017, 01-Jan-20 was incorrectly displayed as 32-Dec-19.   The … Read more...

ThunderBolt GPSDO Rebuild

January 10, 2014 Adam 0

A Trimble ThunderBolt GPS Disciplined Oscillator (GPSDO) is the main 10 MHz station reference, and was originally built into a dual-band 2.4/3.4 GHz transverter system.

Now that a larger and more powerful 3.4 GHz PA module is to be installed … Read more...

Lady Heather and ThunderBolt Display

November 11, 2013 Adam 0

Post by N1JR » 08 Jun 2012, 21:03

I sometimes use “Lady Heather” monitor software on my computer for my Thunderbolt.
I have noticed that when I do, after a while, Adam’s Thunderbolt Monitor stops reading the correct outputs, i.e. … Read more...

ThunderBolt Display documentation updated

September 10, 2013 Adam 0

ThunderBolt Display documentation has been updated to reflect the subtle changes of the V3 PCB.

Please note:

  • Alarm LED output polarity is different to the previous V1 and V2 PCBs
  • Pads for 5V output (for powering ThunderBolt Commander) is now
Read more...
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ThunderBolt Display now shipping

September 9, 2013 Adam 0

As of this afternoon, 25 of the batch of 50 units have already been paid for, 10 of which have now been posted overseas from orders received last week.
More being posted tomorrow.

The last 25 remain uncommitted.
First in, … Read more...

10 MHz GPSDO

August 7, 2013 Adam 0

Here’s a rundown of my Trimble Thunderbolt GPSDO project.

It provides an accurate 10MHz reference for the transverter Local Oscillator PLLs.
The existing Thunderbolt mounting holes will be utilized, and mounted in a vertical orientation, inside the 3RU 2.4/3.4GHz transverter … Read more...

Mounting a ThunderBolt Display

August 7, 2013 Adam 0

Unit #1 – Within Transverter enclosure, no screws visible from front panel

This is the part I have been dreading… actually mounting the display, and preferable in a strong manner that is invisible from the front.

To be really strong … Read more...

Video: ThunderBolt Display

July 17, 2013 Adam 0

ThunderBolt Display
Take a look at the VK4GHZ ThunderBolt Display, and see what it does.

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This video has been removed, due to design piracy.
One lazy dumb-ass Pom couldn’t even come up with his own original page

Read more...

ThunderBolt Commander

July 16, 2013 Adam 0

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 Read more...