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text by @W1DVR Mar 28, 2025

GRA-7350T

Did a quick test of the GRA-7350T on 20 meters. Setup was straightforward, and an antenna analyzer was definitely useful for quicker tuning. So far, getting good performance. Curious if anyone else is running this and what bands you've tried.

[upl-image-preview uuid=cdf3eea9-038a-49e0-97a1-9ec0c23a6767 url=https://sdham.org/f/assets/files/2025-03-28/1743135770-764539-20250327-163150.jpg

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text by @admin Oct 3, 2024

Understanding Ham Radio HF Communications

### Understanding Ham Radio HF Communications

Hello fellow radio enthusiasts!

Today, I want to dive into the fascinating world of HF (High Frequency) communications in ham radio. Whether you’re new to the hobby or looking to expand your knowledge, understanding HF can open up a whole new dimension of radio operation.

#### What is HF Communication?

HF refers to the radio frequency range from 3 to 30 MHz. This band is particularly interesting for amateur radio operators because it allows for long-distance communication, often referred to as "DXing."

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#HF 0 comments
text by @admin Oct 3, 2024

Step-by-Step Guide: Building a 10-Meter Dipole Antenna

### Building a 10-Meter Dipole Antenna: A Detailed Step-by-Step Guide

Hello everyone!

If you’re looking to dive into the 10-meter band, building a dipole antenna is one of the most straightforward and effective ways to get started. In this guide, I’ll walk you through everything you need to know to construct a 10-meter dipole antenna, including materials, tools, and detailed instructions.

#### What You'll Need:

  • 1.

    **Materials:**

  • - **Wire:** Two lengths
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    #HF #Off Topic #DIY 0 comments
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