Content in the TECHNICAL category

Content (e.g. blog posts, information pages, and files/links) about the activities of the RRRA Technical Committee and the equipment/systems they maintain, along with technical topics of general interest.
Technical

Updated RRRAES Frequency List Published

The updated RRRAES Frequency list discussed by KD0IOE at the May 2019 ARES meeting has been published on-line. This list is available as an Excel spreadsheet, PDF and CSV files.

The files are stored in the ARES | Documents and Manuals folder on the RRRA Groupware Server. This folder may be accessed without logging in through a public link (which is listed as RRRA ARES Documents and Manuals on the RRRA Files and Links page.)

Club members who need assistance with their Groupware Server account should contact the Webmaster Team .

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Technical

IRLP

What is IRLP? Central ND IRLP Hotlink Using IRLP Rules of Operation Connecting Disconnecting Central ND Hotlink Features ND IRLP Station Nodes IRLP Reflectors Need Help? Would You Like To Know More? What is IRLP? The Internet Radio Linking Project, also called IRLP, is a closed-source project that links amateur radio stations around the world by using Voice over IP (VoIP). Each gateway consists of a dedicated computer running custom software that is connected to both a radio and the Internet.
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Technical

QRM.guru Can Help With Interference

Do you need help resolving Amateur Radio intereference issues? QRM.guru is here to help!

QRM.guru, sponsored by The Amateur Radio Society of Australia Inc., is an educational and reference resource developed to assist Amateur Radio operators mitigate RF noise issues. Although developed for VK hams, this resource contains information useful worldwide.

QRM.guru is a responsive (i.e. “mobile friendly”) and comprehensive resource intended to help hams with:

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Technical

A harbinger of Solar Cycle 25?

On November 19, 2018, Dr. Tony Phillips reported in his A Sunspot from the Next Solar Cycle article that an ephemeral sunspot with a reversed magnetic field was detected by Nasa’s Solar Dynamics Observatory at 21:00 UT on November 17th, 2018. This sunspot matches two previously reported spots and suggests that the " slow transition between Solar Cycle 24 and Solar Cycle 25 appears to be underway."1

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