Top Amateur Radio Websites – Issue 2632

This week, we’re looking at a few items that touch on the practicalities of getting on the air and staying there reliably. There’s a piece on understanding SSB bandwidth, which is always worth a revisit, especially when operating near band edges. We also have a resource for looking up callsigns, something that comes up often whether you’re chasing DX or just curious about a new contact. For those running higher power, or perhaps considering it, there’s a useful set of modifications for Ameritron HF amplifiers to help with cooling during those longer digital mode sessions. And, of course, a solid DX cluster tool is always welcome for finding activity. These are the kinds of things that make a difference in day-to-day operation, from the home station to a portable setup.

Understanding SSB Frequency and Band Edges for Ham Radio Operators

This resource provides guidance for amateur radio operators on understanding the actual transmitted frequency and bandwidth for SSB operations. It helps ensure compliance with band limits, which is crucial for avoiding out-of-band transmissions.

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Callook: USA Amateur Radio Callsign Lookup

Callook offers a straightforward USA amateur radio callsign lookup service. It provides current FCC data, including grid squares, and also features API access for developers or those needing automated lookups.

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DXData

DXData is a free, real-time DX cluster that aggregates spots from various sources like DXSpider, RBN, and PSK Reporter. It includes advanced filtering capabilities and integrates with Club Log, making it a valuable tool for DXers.

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Cooling Modifications for Ameritron AL82, AL1200, AL1500 Amplifiers

This article details cooling modifications specifically for Ameritron AL82, AL1200, and AL1500 HF amplifiers. These modifications are designed to mitigate overheating, particularly during high-duty-cycle digital mode operation, extending amplifier longevity and reliability.

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That wraps up this week’s selection of resources. We hope you find these picks useful for your station, whether you’re operating HF, VHF/UHF, or out in the field. Be sure to follow us next week for more, and we always appreciate your thoughts and comments on our social channels.