Tim - K5OHY

2.86K subscribers

107 videos

I’m a ham radio operator with the callsign K5OHY. I enjoy experimenting with antennas, chasing contacts, and operating CW (Morse code). Most of my videos are...

Latest Videos

Quarter-Wave Vertical Antenna Explained Theory, Setup & How to Add Gain

Remote Band Switching Bluetooth Relay for My 40m30m Antenna

SOTA + POTA in the Guadalupe Mountains 11 Activations in 2 Days

Building the CFT1 QRP Radio Field Test

An Efficient Portable Antenna 66' Doublet with 300 Ohm Line

The KJ6ER Marauder Antenna A Portable 2-Element Vertical Moxon

HOA-Friendly 40m30m Antenna Simple and Effective

SaVVy Portable Yagi Build, Modeling, On-Air Results

Challenger PVC Mount Fast , Simple, Effective

EFHW Antenna Part 3 POTA & DX Performance

EFHW Antenna Part Two Which Configuration Works Best

EFHW Antenna Part One Easy, Cheap, and Efficient 491 Build

NorCal Doublet Great Idea, but not Perfect

The Doublet Best Multi-Band Antenna

Rybakov Antenna Simple Multi-Band Vertical

Budget challenger Antenna Build (Part 2) Tuning & Field Testing

Budget Challenger Antenna Build (Part 1) DIY 41 Unun

10 Meters is Starting to Open Up!

Half-Square Antenna 3.6dBi and Low Takeoff Angle

Big Bend Ranch State Park Camping at Guale 2

Challenger OCF Vertical Halfwave Better than POTA Performer

Testing Antenna Performance Cobweb vs Parasitic Vertical Array

2 Element Quarterwave Array 2.9dB over Single PERformer!

Simple 2-Element Vertical Antenna

Abilene State Park A CW Story for Headcopy Practice 25wpm

Power for POTA Budget Batteries for 100W & QRP

Monahans Sandhills State Park

Big Spring, TX History and Ham Radio on Scenic Mountain

2 Element Vertical & Buglife at the Bush Family Home

CW Practice Vail & VBand Adapters Explained