signal

490 links - and 11 categories

Durable 2-Meter Yagi Antenna: PVC and Window Line Construction - KB9RLW
Discover the creation of a robust 2 meter 3 element Yagi antenna using PVC pipe ...

[ Hits: 140 | Votes: 0 | Rating: 0 ]

Baluns and Ferrites Basics - VE2AZX
Unlock the secrets of RF signal optimization in a presentation covering Balun essentials diverse types ...

[ Hits: 198 | Votes: 3 | Rating: 9.67 ]

Comparing Mobile whip versus EF HW Vertical - PH0NO
PH0NO conducted field tests comparing a mobile antenna DX UHV to an end fed half ...

[ Hits: 81 | Votes: 0 | Rating: 0 ]

Moxon Mania - Building the Ultimate 4-Band Moxon Antenna - W7JMP
The article details the design and construction of a four band Moxon beam by a ...

[ Hits: 96 | Votes: 0 | Rating: 0 ]

Open-Folded W8JK Antenna for HF - F5NPV
Originally designed by John Kraus W8JK in about 1940 this antenna has some interesting properties ...

[ Hits: 141 | Votes: 1 | Rating: 3 ]

Chokes and Isolation Transformers for Receiving Antennas - K9YC
Chokes and isolation transformers are essential for receiving antennas to mitigate common mode current which ...

[ Hits: 60 | Votes: 1 | Rating: 9 ]

Cloverleaf Antenna - Oscarliang
Cloverleaf antenna is a circular polarized antenna which is way better than the cheap dipole ...

[ Hits: 64 | Votes: 0 | Rating: 0 ]

Optimizing TX/RX Levels in WSJT-X - N6CTA
Exploring digital radio modes the author rethinks how to adjust transmit and receive levels in ...

[ Hits: 50 | Votes: 0 | Rating: 0 ]

A mobile radio installation - KG4JJH
Detailing a Yaesu FT 857 and ATAS 120 installation in a 1997 Toyota Tacoma the ...

[ Hits: 44 | Votes: 1 | Rating: 3 ]

Hamstick Experimentation: A Day of Surprising Results - WK4DS
In his POTA activation WK4DS experimented with radials for hamstick antennas Despite sun and RF ...

[ Hits: 44 | Votes: 0 | Rating: 0 ]

Digital Modes with Yaesu FT-817 - qsoshack
Setting up the Yaesu FT 817 and Signalink for data mode communication Hardware and software ...

[ Hits: 58 | Votes: 0 | Rating: 0 ]
FT-817 Audio Speech Compressor: Boosting Signal Power with SSM2165 - AD5X
Designed for the FT 817 this audio speech compressor centered on the Analog Devices SSM2165 ...

[ Hits: 60 | Votes: 0 | Rating: 0 ]
Yaesu FT-817 Audio Enhancement: Heathkit-inspired Homebrew Project - KG4JJH
Inspired by Heathkit author aimed to enhance his Yaesu FT 817 with audio and RF ...

[ Hits: 81 | Votes: 1 | Rating: 2 ]

How to use AI to identify Radio signals - ZR6AIC
How to use AI Artificial Intelligence to identify Radio signals using a RTL SDR dongle ...

[ Hits: 110 | Votes: 0 | Rating: 0 ]

Skywave Linux - Philip Collier AB9IL
Linux for shortwave and amateur radio monitoring Supports popular SDR hardware and online streaming from ...

[ Hits: 293 | Votes: 0 | Rating: 0 ]

AI-Powered Radio Signal Cleanup: Battling QRM in Real Time - PA9X
Amateur radio enthusiast Jean Paul Suijs discusses combating manmade noise QRM in radio signals using ...

[ Hits: 73 | Votes: 0 | Rating: 0 ]

Arduino QRP Transceiver: DIY Success on HF Bands - M0XPD
This article introduces an Arduino based QRP CW Transceiver designed for lower HF bands The ...

[ Hits: 115 | Votes: 1 | Rating: 1 ]

Build an Arduino CW Decoder - KG4JJH
An Arduino Based Solution for 5 35 WPM Signals Explore the circuit controls and setup ...

[ Hits: 363 | Votes: 3 | Rating: 7 ]

Analyzing SSB Signal Quality in CQ WW Contest - OH6LI
This article investigates SSB signal quality during the CQ WW 2015 SSB contest It highlights ...

[ Hits: 42 | Votes: 0 | Rating: 0 ]

A 2 meter band-pass cavity using surplus Heliax - ka7oei
Cavity is often required at a busy site to not only prevent its receiver from ...

[ Hits: 131 | Votes: 2 | Rating: 3 ]