Канал: piranha32

Last moments of Caddx Ratel

Last moments of Caddx Ratel

LinuxCNC + Mesa 7i95 + Proxxon KT-70

LinuxCNC + Mesa 7i95 + Proxxon KT-70

Caltopo

Caltopo

DC Power, Distribution, Batteries and Solar

DC Power, Distribution, Batteries and Solar

How to set up up serial port in ICOM IC-7100 and IC-7300 for use with spectrum display in N1MM

How to set up up serial port in ICOM IC-7100 and IC-7300 for use with spectrum display in N1MM

Volcanoes for Hams, Poets and Lovers, Part 2

Volcanoes for Hams, Poets and Lovers, Part 2

Overview of LiFePO4 Batteries for Solar & Ham Radio Applications

Overview of LiFePO4 Batteries for Solar & Ham Radio Applications

Why Every Ham Should Know and Love the Decibel

Why Every Ham Should Know and Love the Decibel

An Insider’s Overview of the Dayton Amateur Radio Association (DARA) and the Dayton Hamvention

An Insider’s Overview of the Dayton Amateur Radio Association (DARA) and the Dayton Hamvention

Ham radio mobile installation

Ham radio mobile installation

Field Day N1MM+ Training

Field Day N1MM+ Training

"Rig here is homebrew" - The Joys and Sorrows of Building your own Rigs.

"Rig here is homebrew" - The Joys and Sorrows of Building your own Rigs.

Preparing for Field Day

Preparing for Field Day

Report on K4HTA repeater relocation given at the VWS Special Meeting.

Report on K4HTA repeater relocation given at the VWS Special Meeting.

RF ground models for antenna simulation

RF ground models for antenna simulation

Short #dipole and how and why it is different from full-length antenna

Short #dipole and how and why it is different from full-length antenna

What is an S unit?

What is an S unit?

Antenna patterns

Antenna patterns

What is antenna gain?

What is antenna gain?

What makes an antenna radiate?

What makes an antenna radiate?

Getting started with antenna modelling using EZNEC

Getting started with antenna modelling using EZNEC

How to build the perfect antenna and achieve the perfect SWR?

How to build the perfect antenna and achieve the perfect SWR?

History of #EzNEC by Roy Lewallen, W7EL

History of #EzNEC by Roy Lewallen, W7EL

Baluns: What are they, and how they work

Baluns: What are they, and how they work

"Blowing away the smoke and mirrors of antenna operation" by Roy Lewallen, W7EL

"Blowing away the smoke and mirrors of antenna operation" by Roy Lewallen, W7EL

Chasing awards with FT8

Chasing awards with FT8

Chasing Awards

Chasing Awards

DX Spotting: An Important Tool for Finding New Contact Locations

DX Spotting: An Important Tool for Finding New Contact Locations

Why isn't this thing working?

Why isn't this thing working?

A Prototype Slow Scan TV (SSTV) System for a High Altitude Balloon Launch (HAB)

A Prototype Slow Scan TV (SSTV) System for a High Altitude Balloon Launch (HAB)

Bob Heil presentation at Vienna Wireless Society

Bob Heil presentation at Vienna Wireless Society

Antenna Modelling using Numerical Electromagnetics Code (NEC)

Antenna Modelling using Numerical Electromagnetics Code (NEC)

piranha32 Live Stream

piranha32 Live Stream

JS8Call: Weak Signal Chat and Networking

JS8Call: Weak Signal Chat and Networking

Antarctic Circle Expedition: Journey through Antarctica

Antarctic Circle Expedition: Journey through Antarctica

VWS animated logo

Building an Effective a 160/80 meter Antenna

Building an Effective a 160/80 meter Antenna

Tinyhawk S - failing FC? (no, it isn't)

Tinyhawk S - failing FC? (no, it isn't)

WSPRnet and why you care

WSPRnet and why you care

Setting up a Ham Shack

Setting up a Ham Shack

The Ham Radio Sandbox

The Ham Radio Sandbox

Update on Winlink

Update on Winlink

Weak Signal Digital Modes

Weak Signal Digital Modes

2019 VWS Holiday Party Show&Tell

2019 VWS Holiday Party Show&Tell

A bit of relax up in the air

A bit of relax up in the air

VWS@hamcommunity.com

VWS@hamcommunity.com

All you would want to know about SKYWARN

All you would want to know about SKYWARN

An Introvert in an Otherwise Extrovert’s Hobby: Musings of a Self-Identified Ham-Introvert

An Introvert in an Otherwise Extrovert’s Hobby: Musings of a Self-Identified Ham-Introvert

Achieving Antenna Nirvana in Restrictive HOA Environments

Achieving Antenna Nirvana in Restrictive HOA Environments

Electronic Logging (eLogging) Software

Electronic Logging (eLogging) Software

Question Corral: Questions from new hams answered by experienced members of the audience

Question Corral: Questions from new hams answered by experienced members of the audience

The Antenna Analyzer: Applications in Amateur Radio

The Antenna Analyzer: Applications in Amateur Radio

The challenges and installing a radio, and antenna in a car or truck

The challenges and installing a radio, and antenna in a car or truck

Tips & Tricks for how to maximize your experience at a Hamfest

Tips & Tricks for how to maximize your experience at a Hamfest

After-action report on the VWS Field Day 2019

After-action report on the VWS Field Day 2019

HD8M: DXpedition experience to the Galápagos Islands

HD8M: DXpedition experience to the Galápagos Islands

Contesting

Contesting

Update on plans for VWS Field Day

Update on plans for VWS Field Day

Coax Cable and Connectors – The Timorous Art of Terminations

Coax Cable and Connectors – The Timorous Art of Terminations

AMA: Experienced ham radio operators answer your questions

AMA: Experienced ham radio operators answer your questions

Field Day Preparations

Field Day Preparations

Trees are a Ham’s Best Friend

Trees are a Ham’s Best Friend

Planning a Trip to the Dayton Hamvention

Planning a Trip to the Dayton Hamvention

VWS Contacts the International Space Station

VWS Contacts the International Space Station

Electrical Safety in the Shack

Electrical Safety in the Shack

VLF Antennas Using Formulas You Already Know

VLF Antennas Using Formulas You Already Know

SOS de MGY R.M.S. Titanic

SOS de MGY R.M.S. Titanic

Winterfest Planning

Winterfest Planning

Lobsters in an tank in a store

Lobsters in an tank in a store

Ant's jaws

Ant's jaws

Mosquito

Mosquito

What’s Cooking at ARRL

What’s Cooking at ARRL

A Technician’s First Radio Station

A Technician’s First Radio Station

A History of Single Side Band

A History of Single Side Band

A Virtual Tour of the VWS' Website

A Virtual Tour of the VWS' Website

A DX Panel of Experts

A DX Panel of Experts

Understanding the DX QSL Process

Understanding the DX QSL Process

Employing Small Drones in Amateur Radio Activities

Employing Small Drones in Amateur Radio Activities

The Forum: Perspectives of an ELMER

The Forum: Perspectives of an ELMER

Setting up and Characterizing the Performance of Portable HF Antennas

Setting up and Characterizing the Performance of Portable HF Antennas

VWS Ballooning Experiences

VWS Ballooning Experiences

W4V operating

W4V operating

The Cold War Museum at Vent Hill

The Cold War Museum at Vent Hill

Contributions of the Bendix Radio Division to Television Development

Contributions of the Bendix Radio Division to Television Development

W4V Special Event Station Planning

W4V Special Event Station Planning

Volcanoes for Hams, Poets and Lovers.

Volcanoes for Hams, Poets and Lovers.

VWS Homebrew Challenge

VWS Homebrew Challenge

Your First Handheld Radio

Your First Handheld Radio

Field Day 2018: After Action Report

Field Day 2018: After Action Report

Preparing for NAQP-RTTY

Preparing for NAQP-RTTY

Field Day Mock Exchange Exercise - Basic QSO, best practices, working pileups

Field Day Mock Exchange Exercise - Basic QSO, best practices, working pileups

2018-06-08 CW Forum&business meeting

2018-06-08 CW Forum&business meeting

MMIC rework

MMIC rework

ISS APRS reception - Vienna Wireless Society FieldDay 2016

ISS APRS reception - Vienna Wireless Society FieldDay 2016

VWS’ 2017 Field Day Experience: Successes & Lessons Learned

VWS’ 2017 Field Day Experience: Successes & Lessons Learned

Understanding Summertime High Frequency (HF) Propagation Patterns

Understanding Summertime High Frequency (HF) Propagation Patterns

What’s new with the N1MM Contest Logging Software

What’s new with the N1MM Contest Logging Software

FD2018 status and planning

FD2018 status and planning

Ham radio travel tips

Ham radio travel tips

Installing radio equipment in your vehicle

Installing radio equipment in your vehicle

QRP Hidden Transmitter Exercise

QRP Hidden Transmitter Exercise

NOVA Labs Overview

NOVA Labs Overview

Automatic Dependent Surveillance – Broadcast (ADS–B), CW for Field Day and Contesting

Automatic Dependent Surveillance – Broadcast (ADS–B), CW for Field Day and Contesting

How To Do A Volunteer Examiner (VE) Ham Radio Licensing Exam.

How To Do A Volunteer Examiner (VE) Ham Radio Licensing Exam.

Digital Mobile Radio (DMR) Programming.

Digital Mobile Radio (DMR) Programming.

Ham radio meets Mad Max, Boo-Boo Bear, and Bubba Gump.

Ham radio meets Mad Max, Boo-Boo Bear, and Bubba Gump.

AREDN Mesh and the Marine Corps Marathon

AREDN Mesh and the Marine Corps Marathon

Force of 50: Amateur radio operations in Puerto Rico following hurricane Maria

Force of 50: Amateur radio operations in Puerto Rico following hurricane Maria

Hurricane Maria, Puerto Rico: Power out, no phone, no cell, no internet.

Hurricane Maria, Puerto Rico: Power out, no phone, no cell, no internet.

Very Slow Morse Code, QRSs

Very Slow Morse Code, QRSs

Highh tide coming in Myrtle Beach, SC

Highh tide coming in Myrtle Beach, SC

Burning Man 2015 - the Burn

Burning Man 2015 - the Burn

Burning Man 2015 - The Burn - the fire starts

Burning Man 2015 - The Burn - the fire starts

Fine pitch surface mount IC drag soldering

Fine pitch surface mount IC drag soldering

Working with SMD 1/4: Quick introduction to SMD components

Working with SMD 1/4: Quick introduction to SMD components

Working with SMD 3/4: Let's build a board

Working with SMD 3/4: Let's build a board

SMD 4/4: SMD rework, Frequency Response Analyzer, Testing the board

SMD 4/4: SMD rework, Frequency Response Analyzer, Testing the board

Working with SMD 2/4: How I Learned to Stop Worrying and Love SMD Components

Working with SMD 2/4: How I Learned to Stop Worrying and Love SMD Components

MMIC board rework

MMIC board rework

Geosocial Gauge Temporal Data Browser

Geosocial Gauge Temporal Data Browser

Twitter talking about winter storm on the East Coast

Twitter talking about winter storm on the East Coast

Wedding movie teaser

Wedding movie teaser

Geolocated tweets: Occupy Wall Street's Day Of Action according to twitter

Geolocated tweets: Occupy Wall Street's Day Of Action according to twitter

Pij Pivo!

Pij Pivo!

After snow storm on 495

After snow storm on 495

Highway 66 in snow

Highway 66 in snow