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Amateur Radio ThunderBolt GPS

Fixing Trimble Thunderbolt -55° Temp Error

January 30, 2020 by admin

This Trimble Thunderbolt 10 MHz GPSDO (purchased off eBay) has always reported temperature incorrectly. Everything else was fine, just the temperature being reported as

Test Equipment

Grafting a Fluke Tilt Bail onto a HP 5315A

January 14, 2020 by admin

The tilt bail on a HP 5315A Universal Counter is broken and spare parts are nigh impossible to obtain. An old Fluke 7220A Frequency

Amateur Radio ThunderBolt GPS

Thunderbolt Display 2020 Date Fix

January 7, 2020 by admin

This v2.3 firmware fix addresses the date translation error which became apparent on January 1, 2020.   Due to unforeseen coding bugs in the

Amateur Radio K3NG Rotator Controller

Nextion for K3NG Rotator Controller Update

January 6, 2020 by admin

VK4GHZ Nextion for K3NG Rotator Controller now gets a version for the NX8048K050 5.0″ Enhanced touchscreen. The 5.0″ screen is nice! Below are some

Miscellaneous

Fixing Electrolux ZUF4205AF Power Switch

December 1, 2019 by admin

The power on/off switch on an Electrolux ZUF4205AF vacuum cleaner was becoming unreliable, and needed fixing or replacing. Note that this repair is not

Amateur Radio IC-9700

IC-9700 GPS-locking mods & warranty issues

November 20, 2019 by admin

Icom’s IC-9700 has been favorably received by consumers, except for the half-baked 10 MHz “Reference” locking scheme.  It was thoughtful of Icom to provide

23cm Amateur Radio Eltek Rectifier Miscellaneous Nextion HMI Video

Eltek Flatpack2 HE 48V/2000W Controller

September 26, 2019 by admin

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

23cm Amateur Radio Eltek Rectifier Video

Eltek Flatpack2 controller PSU

May 27, 2019 by admin

A reliable 5V power supply is required to power a  controller for an Eltek Flatpack2 48/2000 HE rectifier being used as the PSU for

Miscellaneous

Panasonic DMR-BWT720 IR6 Remote buttons not working

March 28, 2019 by admin

Some of the buttons on the Panasonic DMR-BWT720’s remote control have stopped working, or have become unreliable. This needs to be fixed! I suspect

Amateur Radio Miscellaneous Miscellaneous

FS1000A 433 MHz transmitter – L2 missing

December 18, 2018 by admin

I recently purchased some of these low-cost 433 MHz SAW transmitter and receiver pairs for a current project. The receivers work as advertised. The

Miscellaneous

LED vs Incandescent Reversing Lamp Comparison

March 12, 2018 by admin

I recently purchased some LED automotive reversing lamps off eBay, having become increasingly frustrated with incandescent lamps blowing at the most inopportune times! A

Amateur Radio

(SOLD) For Sale Icom IC-910H UX-910 CR-293 UT-106 MB-23 in VGC

March 11, 2018 by admin

For Sale Icom IC-910H, comes with the following: • UX-910 23cm 10W module • CR-293 High Stability unit • UT-106 DSP unit • MB-23

Miscellaneous

Adding a real power switch – APTK461 Digital Scales

March 6, 2018 by admin

Many consumer devices have “software power switches”, that is, the device is in a “standby” state when “off”. This standby state still draws current,

23cm Amateur Radio

(SOLD) For Sale: 150 Watt 23cm Power Amplifier

March 5, 2018 by admin

Based on the highly regarded PE1RKI power amplifier module, this is a fully assembled and tested – ready to use – 150 watt 1296

Miscellaneous

Adding Car Stereo USB port into Delica

February 13, 2018 by admin

A long overdue stereo upgrade was done recently, and the new Pioneer AVH-X3800DAB head unit has a USB port for media playback. The vehicle

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Products from VK4GHZ:

  • Eltek Flatpack2 Touchscreen Controller Kit $139.00 AUD
  • Universal K3NG Rotator Controller
  • Universal K3NG Rotator Controller Main PCB
  • G-5500 K3NG Rotator Controller
  • Australia Post Domestic Extra Cover $2.50 AUD

$5 credit from PCB Way:

Use this referral link to get $5 off your first order with PCB Way. https://www.pcbway.com/setinvite.aspx?inviteid=290409

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Post Categories:

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    • Build: Blackout 6" (16)
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