digital – After The Net

What Are Those Weird Tones?

On: February 4, 2022February 4, 2022 By: K7DAA

If you tune around the HF bands, you’ve very likely heard strange-sounding tones, squawks or beeps, and wondered what they are. Here is a link to a very well-done Wiki that gives you audio samples you can listen to, and a brief explanation of all sorts of different modulation types found on the Amateur bands to help you identify what you’re hearing:

https://www.sigidwiki.com/wiki/Category:Amateur_Radio

Easy Raspberry Pi Build for Amateur Radio

On: January 24, 2020January 24, 2020 By: N6DZK

Check out this cool Raspberry Pi build video on YouTube that will streamline setting up a Pi to run your digital amateur radio modes. Add a 7″ touch display for Pi and your own case, and you have a very capable portable digital mode station for your full power or QRP portable HF or VHF/UHF station.

	June 2022
Mon	Tue	Wed	Thu	Fri	Sat	Sun
		1 MHARS Weekly Net MHARS Weekly Net June 1, 2022 9:00 pm - 10:30 pm K7DAA 442.975 + PL 100 or 147.330 + PL 103.5 Weekly Morgan Hill Amateur Radio Society Net, hosted by K7DAA and his band of merry followers from Morgan Hill, San Martin, Gilroy, Hollister, and beyond. The first Wednesday of every month is our Tech Night were we focus on a particular tech topic. The rest of the month (well, all the time, really) it is friendly chat, keeping up with ham news of the day, and seeing what's new with folks. See more details •	2 SBCARA Weekly Net SBCARA Weekly Net June 2, 2022 7:30 pm - 8:30 pm N6SBC/R 147.315 + 94.8 PL Weekly SBCARA Net. See www.sbcara.org for details. See more details •	3	4	5
6	7 W5KUB Roundtable W5KUB Roundtable June 7, 2022 6:00 pm - 7:00 pm http://w5kub.com Amateur Radio Roundtable - Live ham show every Tuesday at 6PM See more details GVARC Weekly Net GVARC Weekly Net June 7, 2022 7:30 pm - 8:30 pm W6GGF Repeater - 146.825 - PL 100 Weekly GVARC Net See more details • •	8 MHARS Weekly Net MHARS Weekly Net June 8, 2022 9:00 pm - 10:30 pm K7DAA 442.975 + PL 100 or 147.330 + PL 103.5 Weekly Morgan Hill Amateur Radio Society Net, hosted by K7DAA and his band of merry followers from Morgan Hill, San Martin, Gilroy, Hollister, and beyond. The first Wednesday of every month is our Tech Night were we focus on a particular tech topic. The rest of the month (well, all the time, really) it is friendly chat, keeping up with ham news of the day, and seeing what's new with folks. See more details •	9 SBCARA Weekly Net SBCARA Weekly Net June 9, 2022 7:30 pm - 8:30 pm N6SBC/R 147.315 + 94.8 PL Weekly SBCARA Net. See www.sbcara.org for details. See more details •	10	11	12
13	14 W5KUB Roundtable W5KUB Roundtable June 14, 2022 6:00 pm - 7:00 pm http://w5kub.com Amateur Radio Roundtable - Live ham show every Tuesday at 6PM See more details GVARC Weekly Net GVARC Weekly Net June 14, 2022 7:30 pm - 8:30 pm W6GGF Repeater - 146.825 - PL 100 Weekly GVARC Net See more details • •	15 MHARS Weekly Net MHARS Weekly Net June 15, 2022 9:00 pm - 10:30 pm K7DAA 442.975 + PL 100 or 147.330 + PL 103.5 Weekly Morgan Hill Amateur Radio Society Net, hosted by K7DAA and his band of merry followers from Morgan Hill, San Martin, Gilroy, Hollister, and beyond. The first Wednesday of every month is our Tech Night were we focus on a particular tech topic. The rest of the month (well, all the time, really) it is friendly chat, keeping up with ham news of the day, and seeing what's new with folks. See more details •	16 HF (Ham Fun) Night HF (Ham Fun) Night June 16, 2022 7:00 pm - 8:30 pm Hosted by W6KRK. Please contact directly for directions. HF Night, AKA Ham Fun Night is a monthly gathering of like minded amateur radio peeps that like to meet and share ideas. Past meetings have included Lifepo4 battery information, how to do satellite contacts, antenna workshops, etc. Future topics will include a Skype meeting with Elecraft, and other interesting topics related to our hobby. See more details SBCARA Weekly Net SBCARA Weekly Net June 16, 2022 7:30 pm - 8:30 pm N6SBC/R 147.315 + 94.8 PL Weekly SBCARA Net. See www.sbcara.org for details. See more details • •	17	18	19
20	21 W5KUB Roundtable W5KUB Roundtable June 21, 2022 6:00 pm - 7:00 pm http://w5kub.com Amateur Radio Roundtable - Live ham show every Tuesday at 6PM See more details GVARC Weekly Net GVARC Weekly Net June 21, 2022 7:30 pm - 8:30 pm W6GGF Repeater - 146.825 - PL 100 Weekly GVARC Net See more details • •	22 MHARS Weekly Net MHARS Weekly Net June 22, 2022 9:00 pm - 10:30 pm K7DAA 442.975 + PL 100 or 147.330 + PL 103.5 Weekly Morgan Hill Amateur Radio Society Net, hosted by K7DAA and his band of merry followers from Morgan Hill, San Martin, Gilroy, Hollister, and beyond. The first Wednesday of every month is our Tech Night were we focus on a particular tech topic. The rest of the month (well, all the time, really) it is friendly chat, keeping up with ham news of the day, and seeing what's new with folks. See more details •	23 SBCARA Weekly Net SBCARA Weekly Net June 23, 2022 7:30 pm - 8:30 pm N6SBC/R 147.315 + 94.8 PL Weekly SBCARA Net. See www.sbcara.org for details. See more details •	24	25 GVARC Monthly Breakf… GVARC Monthly Breakfast June 25, 2022 8:00 am - 10:00 am Mimi's Cafe, 6935 Camino Arroyo, Gilroy, CA 95020, USA Garlic Valley Amateur Radio Club monthly breakfast meeting at Mimi's Cafe in Gilroy. See more details •	26
27	28 W5KUB Roundtable W5KUB Roundtable June 28, 2022 6:00 pm - 7:00 pm http://w5kub.com Amateur Radio Roundtable - Live ham show every Tuesday at 6PM See more details GVARC Weekly Net GVARC Weekly Net June 28, 2022 7:30 pm - 8:30 pm W6GGF Repeater - 146.825 - PL 100 Weekly GVARC Net See more details • •	29 MHARS Weekly Net MHARS Weekly Net June 29, 2022 9:00 pm - 10:30 pm K7DAA 442.975 + PL 100 or 147.330 + PL 103.5 Weekly Morgan Hill Amateur Radio Society Net, hosted by K7DAA and his band of merry followers from Morgan Hill, San Martin, Gilroy, Hollister, and beyond. The first Wednesday of every month is our Tech Night were we focus on a particular tech topic. The rest of the month (well, all the time, really) it is friendly chat, keeping up with ham news of the day, and seeing what's new with folks. See more details •	30 SBCARA Weekly Net SBCARA Weekly Net June 30, 2022 7:30 pm - 8:30 pm N6SBC/R 147.315 + 94.8 PL Weekly SBCARA Net. See www.sbcara.org for details. See more details •

	June 2022
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27 K1USN Slow Speed Test K1USN Slow Speed Test June 27, 2022 12:00 am - 1:00 am http://www.contestcalendar.com/weeklycont.php See more details ICWC Medium Speed Test ICWC Medium Speed Test June 27, 2022 1:00 pm - 2:00 pm http://www.contestcalendar.com/weeklycont.php See more details QCX Challenge QCX Challenge June 27, 2022 1:00 pm - 2:00 pm http://www.contestcalendar.com/weeklycont.php See more details OK1WC Memorial (MWC) OK1WC Memorial (MWC) June 27, 2022 4:30 pm - 5:29 pm http://www.contestcalendar.com/weeklycont.php See more details ICWC Medium Speed Test ICWC Medium Speed Test June 27, 2022 7:00 pm - 8:00 pm http://www.contestcalendar.com/weeklycont.php See more details QCX Challenge QCX Challenge June 27, 2022 7:00 pm - 8:00 pm http://www.contestcalendar.com/weeklycont.php See more details RSGB FT4 Contest RSGB FT4 Contest June 27, 2022 7:00 pm - 8:30 pm http://www.contestcalendar.com/weeklycont.php See more details • • • • • • •	28 Worldwide Sideband Activity Contest Worldwide Sideband Activity Contest June 28, 2022 1:00 am - 1:59 am http://www.contestcalendar.com/weeklycont.php See more details ICWC Medium Speed Test ICWC Medium Speed Test June 28, 2022 3:00 am - 4:00 am http://www.contestcalendar.com/weeklycont.php See more details QCX Challenge QCX Challenge June 28, 2022 3:00 am - 4:00 am http://www.contestcalendar.com/weeklycont.php See more details RTTYOPS Weeksprint RTTYOPS Weeksprint June 28, 2022 5:00 pm - 7:00 pm http://www.contestcalendar.com/weeklycont.php See more details • • • •	29 Phone Weekly Test Phone Weekly Test June 29, 2022 2:30 am - 3:00 am http://www.contestcalendar.com/weeklycont.php See more details A1Club AWT A1Club AWT June 29, 2022 12:00 pm - 1:00 pm http://www.contestcalendar.com/weeklycont.php See more details CWops Test (CWT) CWops Test (CWT) June 29, 2022 1:00 pm - 2:00 pm http://www.contestcalendar.com/weeklycont.php See more details Mini-Test 40 Mini-Test 40 June 29, 2022 5:00 pm - 5:59 pm http://www.contestcalendar.com/weeklycont.php See more details Mini-Test 80 Mini-Test 80 June 29, 2022 6:00 pm - 6:59 pm http://www.contestcalendar.com/weeklycont.php See more details CWops Test (CWT) CWops Test (CWT) June 29, 2022 7:00 pm - 8:00 pm http://www.contestcalendar.com/weeklycont.php See more details • • • • • •	30 CWops Test (CWT) CWops Test (CWT) June 30, 2022 3:00 am - 4:00 am http://www.contestcalendar.com/weeklycont.php See more details CWops Test (CWT) CWops Test (CWT) June 30, 2022 7:00 am - 8:00 am http://www.contestcalendar.com/weeklycont.php See more details RTTYOPS Weeksprint RTTYOPS Weeksprint June 30, 2022 5:00 pm - 7:00 pm http://www.contestcalendar.com/weeklycont.php See more details EACW Meeting EACW Meeting June 30, 2022 7:00 pm - 8:00 pm http://www.contestcalendar.com/weeklycont.php See more details • • • •