Amateur Radio
681 sites
http://monitoringtimes.com/html/mttopHF.html
Monitoring Times presents a curated list of over 1000 active HF frequencies compiled by Larry Van Horn (N5FPW), covering military, marine, government, and civil air patrol communications worldwide. A valuable reference for shortwave listeners and scanner enthusiasts, the list spans frequencies from 2 MHz to nearly 30 MHz with detailed mode and geographic information.
https://qsl.net/cemarc
CEMARC (Council of Eastern Massachusetts Amateur Radio Clubs) is the ARRL-affiliated umbrella organization representing the ham radio community across Eastern Massachusetts, with delegate clubs meeting quarterly to coordinate activities. The site covers club member interests, on-air nets, Field Day information, local club listings, and the council's history dating back to its founding memo.
https://hflink.com/
HFLINK is the international hub for ALE (Automatic Link Establishment) high-frequency ham radio communications, covering HF interoperability, selective calling (SELCALL), and emergency communications. Visitors can find ALE frequencies, band guides, software resources, propagation data, and archives from HF interoperability exercises dating back years.
https://n2ty.org/
The Troy Amateur Radio Association is the official web presence for a ham radio club based in Troy, serving local amateur radio enthusiasts with club information and resources. A hub for the regional ham radio community, it connects operators interested in amateur radio activities, licensing, and club events.
https://qsl.net/ve3bdb
The ORIGINAL Wireless Set No. 19 Group is a long-running online community dedicated to collectors and users of the WWII-era military radio known as the Wireless Set No. 19, active since 1997. Visitors can explore technical notes, photo galleries, a world inventory of surviving sets, history of the radio in Canadian service, and member submissions covering everything from operating tips to movie appearances.
https://rigpix.com/index.shtml
RigPix is a comprehensive reference database featuring information, specifications, and photographs of ham radio and shortwave receiver equipment from hundreds of manufacturers including Icom, Kenwood, Yaesu, Hallicrafters, Heathkit, and many more. With thousands of entries spanning vintage and modern transceivers, scanners, and accessories, it serves as an indispensable rig reference for amateur radio operators and SWL enthusiasts alike.
http://scvrs.org/
The SCVRS (Santa Clarita Valley Repeater Society) WB6OQS page serves as the online home for an amateur radio repeater organization in the Santa Clarita Valley area. Visitors can find information about the club's repeater systems, frequencies, and amateur radio activities for the local ham radio community.
http://foxdelta.com/
Fox Delta, operated by K7SFN, I2TZK, and VU2FD, is a direct-sales kit shop and project resource for amateur radio enthusiasts, offering RF amplifiers, SWR meters, antenna rotator software, and more. The site features a range of active and previous hardware kits including the PA-100 IRF510 RF amplifier and ST2 USB interface, all sold exclusively through this site with no third-party dealers.
https://www.qsl.net/fara
The Framingham Amateur Radio Association (FARA) ran this club hub for ham radio operators in the Framingham, Massachusetts area, featuring meeting schedules, flea market announcements, licensing events, and DX-pedition photos. A great snapshot of an active local amateur radio club from the early 2000s, complete with member callsigns, ARRL news feeds, and resources for newcomers seeking their first no-code license.
https://www.qsl.net/n1pce
John N1PCE runs the Northern New Hampshire AllStar Network, a linked repeater system spanning Whitefield and Groveton with VHF/UHF nodes and a DMR BrandMeister connection on Cannon Mountain. The site lists node frequencies, CTCSS tones, ASL node numbers, and a weekly 'North Country Weather Net' schedule for amateur radio operators in the north country region.