VK4GHZ.com

Amateur Radio Eltek Rectifier

Eltek FP2 Monitor Development

December 3, 2023 by admin

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 FLATPACK2 24 V or 48 V Rectifier, … Read more...

Tokyo’s Electric Town – Ham Radio Shopping

November 15, 2023 by admin

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, and attracts tourist from all … Read more...

Amateur Radio Satellites Video

Homebrew Satellite Antenna Elevation System

July 23, 2023 by admin

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 only a system to rotate … Read more...

Amateur Radio DMR

Anytone AT-D878UVII+ (v3.01) VK Codeplug

March 16, 2023 by admin

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 of VKDMR.com, and the foolish … Read more...

Amateur Radio Eltek Rectifier

Eltek Volts Setter Available

February 27, 2023 by admin

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.

Price remains the same.… Read more...

Amateur Radio DMR

Anytone AT-D878UVII+ (v2.05) VK Codeplug

August 16, 2022 by admin

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 repeater channels have callsign & … Read more...

Amateur Radio Miscellaneous

VK Logger Forum Archive

May 16, 2022 by admin

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.

It ceased operation in 2021 … Read more...

Amateur Radio K3NG Rotator Controller Nextion HMI

Nextion for K3NG Rotator Controller Update 2022-05-03

May 3, 2022 by admin

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 you to David, 4X1DG for … Read more...

Amateur Radio K3NG Rotator Controller

K3NG Rotator Controller Start Up Issue

April 26, 2022 by admin

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 obvious, except that the rotor … Read more...

Amateur Radio Eltek Rectifier

New – Eltek Flatpack2 Volts Setter

January 18, 2022 by admin

This low-cost device allows you to set the default start-up voltage of an Eltek Flatpack2 Rectifier.

Compatible with 24V and 48V rectifiers.

Connect your own PC or laptop to Volts Setter, and connect Volts Setter … Read more...

Amateur Radio ThunderBolt GPS

Thunderbolt Display 2022 Update

January 1, 2022 by admin

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 … Read more...