Daiwa SWR & Power Meter LED Lighting
The OEM incandescent lamp in a Daiwa SWR & Power meter which failed is being replaced with modern LEDs.
Five Philips heads screws, 2 on each side and one at … Read more...
Simple FTDI PTT & CW Keying Interface
It doesn’t get any simpler than this!
This interface uses the RTS and DTR signal lines from a cheap FTDI USB Serial Adapter, and provides isolated keying for both PTT … Read more...
OCF 40M Dipole Repair
Adam fixes his faulty 40M Off Center Fed dipole, after being exposed to the elements for 16 years.
The enclosure was cracked, no doubt caused by the SO-239 being recessed … Read more...
New Eltek Touchscreen Controller & Monitors
Both the Eltek Flatpack2 Touchscreen Controller and Eltek Monitor projects have been updated.
The PCB has been redesigned so the controller board can now piggyback mount to the screen.
This … Read more...
Eltek Controller Compatibility
The following Eltek Flatpack 2 Rectifiers are known to work with all of my Eltek controllers.
Thank you to those who spent a few minutes to take a photo and … Read more...
Eltek Flatpack 2 Monitor Available
Two versions of the Eltek Flatpack 2 Monitor are now available, one with a colour TFT screen, and the other with a mono OLED screen.
The colour screen has one … Read more...
Eltek FP2 Monitor Development
Update: 19-Dec-2023
Eltek FP2 Monitor is currently being developed as a replacement for the popular Volts Setter.
Eltek Monitor is used to set the default start-up voltage of an Eltek … Read more...
Tokyo’s Electric Town – Ham Radio Shopping
In the Tokyo burbs, Akihabara, also known as “Electric Town”, is heaven for ham radio shopping.
This district is also a Mecca for all sorts of electronics, PCs and gadgets, … Read more...
Homebrew Satellite Antenna Elevation System
For working satellites, horizontally polarised yagi antennas will be mounted on a non-conductive crossboom made of FRP (Fibreglass Reinforced Polymer).
A Yaesu G-800DXA azimuth rotator is already on station, so … Read more...
Anytone AT-D878UVII+ (v3.01) VK Codeplug
VK Reference Code plug for Anytone AT-D878UVII+ (v3.01 firmware) hand held radio.
Features
• Mode 0 (zero)
• Most known VK DMR repeaters – considering the poor state … Read more...
Eltek Volts Setter Available
Another batch of Eltek Volts Setters have been assembled and tested.
This batch features a blue OLED display.
(Previous batches had a white OLED)
Now available in the VK4GHZ store.… Read more...
Anytone AT-D878UVII+ (v2.05) VK Codeplug
VK Reference Code plug for Anytone AT-D878UVII+ (v2.05 firmware) hand held radio.
Features
• Mode 0 (zero)
• All current VK DMR repeaters
• Channels – All Digital … Read more...
VK Logger Forum Archive
VK Logger Ham Radio Discussion Forum was established in 2006, and ran continuously until 2016.
Operation was suspended in 2016 due to a lack of activity, but “re-booted” in 2018.… Read more...
Nextion for K3NG Rotator Controller Update 2022-05-03
VK4GHZ 7.0″ Nextion firmware for the K3NG Rotator Controller receives an update dated 2022-05-03.
This is a typo fix only on the about page for the 7.0″ version only.
Thank … Read more...
K3NG Rotator Controller Start Up Issue
Adam noticed that his G-5500 was moving Clock-Wise every time the system was powering on. If the rotor were installed up on the tower, this would not have been so … Read more...
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VK Logger Discussion Forum Archive
