Category: Uncategorized
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All broadcasts cancelled!
Unfortunately, we have to share some technical news: all RBSK broadcasts are cancelled for now. In our setup we’ve been using a small battery-powered controller that lets us manually manage the transmitter power. After a long stretch of freezing weather, that controller has finally run out of battery, and the system can’t be operated in…
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New license period confirmed
We’ve successfully secured a new license period for ourselves. The frequency and power remain the same. More up-to-date information about the exact dates and themes will be posted on the “Schedule” page soon!
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Delays in report verifications.
Due to afew work-related timetable challenges, verifications of reception reports are severely delayed. One should not worry as all reports are received and will be carefully verified later. Thank you for your understanding.
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New Season, New Power!
Radio Blacksmith Knoll has received an extension for its broadcasting license — and with it, a bit more muscle. Our transmissions return on Saturday, November 8, 2025, continuing through to the end of January 2026. Broadcasts will mainly take place on weekends, though the darker season brings with it several exceptions: expect special weekday programs…
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Autumn theme, winter is coming
From the very beginning, Radio Blacksmith Knoll has never been afraid to experiment. This station was never meant to be just background noise; it has always aspired to be a voice that awakens, challenges, and surprises. Now, inspired by listener feedback, we are taking the next step: moving towards a more adventurous, theme-based jukebox model.…
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We’ve Left Google – Here’s What You Need to Know
We’ve made a clean break from Google and moved all our email services to a self-hosted, independent platform. As part of this transition, all our contact addresses have changed. The new details are already live on the website, and we recommend updating your records accordingly. If you recently tried to reach us via our old…
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The Importance of AM Audio Preprocessing
TL;DR: What This Document Covers This deep-dive blog post explores practical audio processing techniques for AM radio transmission, focusing on achieving maximum clarity and loudness within strict bandwidth and modulation constraints. It covers AGC, multi-band compression, pre-emphasis, filtering, mono summing, clipping, and asymmetrical modulation — all tailored for low-power AM hobby stations using tools like…
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Vinyl to Digital: How RBSK Moves Analog Sound Through Light
At RBSK studio, we’ve recently adopted a new method for connecting analog audio sources—especially vinyl turntables—to our broadcast system. The core idea is simple: digitize the analog signal right after preamplification and transmit it optically to the mixer computer. The result? A completely galvanically isolated (electrically decoupled) signal path that’s immune to hum and interference—even…
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Time to Party – Scandinavian Weekend Radio – 25 Years on the Shortwaves!
Scandinavian Weekend Radio (SWR) is a Finnish hobby radio station that has been making noise on the airwaves for a remarkable 25 years. Broadcasting from the town of Virrat since the year 2000, the station is active on shortwave, medium wave, and FM. For many years, SWR stood alone as the only privately operated shortwave…
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A small step for the script, one giant leap for amplitude modulation.
It really takes time to recover from a full-blown crash of the previous program automation system — and I can tell you, the resurrection has been anything but easy. I made the decision to rebuild everything from scratch, tailoring the new system entirely to my own needs and wishes, putting all commercial software aside. I…