Nick Derenko (US8AR)

Support Nick US8AR

Nick Derenko (US8AR)

Author of free programs and services for amateur radio operators worldwide. Feel free to contact via email: us8ar@ukr.net

My Services & Programs

ArTropo

A web service for analyzing tropospheric conditions and planning radio contacts (QSOs), accounting for changes in the vertical profile of atmospheric humidity and temperature.

MS Meteor Planner

Web service to explore active meteor showers and plan Meteor Scatter QSOs using radiant geometry, MS zones, antenna directions, and QTH locators.

KSTChat

Convenient ON4KST desktop chat client. Includes interactive user map, private chats, DX cluster with map spots, and propagation forecasts.

LogAR

Advanced ham radio logging software with DX cluster. Supports networked Multi-OP operation, internal rig control, and digital mode link.

QSLGen

Generates high-quality electronic QSL card images directly from ADIF logs. Simple, fast, and lightweight creator tool.

QSL Server

PHP scripts for setting up your own eQSL card server. Allows online search and automated generation of confirmation cards from QSO logs.

ArRotator_AZ

Antenna rotator controller app supporting Yaesu GS-232 protocol. Provides precise automated azimuthal positioning from your PC.

HamInfo

Provides operators with solar propagation data, active HF/VHF beacons indexes, and real-time amateur satellite track logs.

ArSat

Real-time amateur satellite tracker displaying current azimuth/elevation, Doppler shift, and visibility footprints on the world map.

ArTracer

Real-time propagation monitoring tool visualising digital station observations reported to PSKReporter network via MQTT protocol.


Thank you for supporting the development of useful tools for the ham radio community!