The technical side of broadcasting. Think IBOC is a sham? Talk about it here! How about HDTV? Post DX reports here as well.
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USPS Sun Science Stamps
Replies: 3
by
SolarMax » Tue Jun 29, 2021 8:42 pm
I couldn't not post this.
U.S. Postal Service to Issue NASA Sun Science Forever Stamps
Buy some.
I'll keep mine in a drawer, along with my IRCs!...
- 3 Replies
- 952 Views
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Last post by SolarMax
Wed Jun 30, 2021 10:14 pm
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- 40 Replies
- 7072 Views
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Last post by innate-in-you
Wed Jun 23, 2021 9:35 am
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- 12 Replies
- 2766 Views
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Last post by WOHO
Sat Jun 19, 2021 8:34 pm
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- 1 Replies
- 1177 Views
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Last post by paul8539
Tue Jun 15, 2021 5:40 pm
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- 799 Views
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Last post by Ben Zonia
Mon Jun 14, 2021 11:10 am
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- 21 Replies
- 3442 Views
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Last post by k8jd
Sat Jun 12, 2021 2:18 pm
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- 14 Replies
- 3706 Views
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Last post by WOHO
Fri Jun 04, 2021 10:07 am
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- 11 Replies
- 2709 Views
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Last post by SolarMax
Sun May 23, 2021 7:44 pm
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Homemade AM Antenna
Replies: 4
by
Calvert DeForest » Fri May 21, 2021 8:17 am
Got this in an email from CCrane. Looks like an interesting project:
Make Your Own AM Antenna for Free
Well, not exactly free. Your do have...
- 4 Replies
- 1497 Views
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Last post by Turkeytop
Sat May 22, 2021 9:16 pm
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- 4 Replies
- 1396 Views
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Last post by WOHO
Wed May 19, 2021 10:03 am
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WRTH Summer 2021 International schedule
Replies: 5
by
SolarMax » Tue May 11, 2021 10:44 am
WRTH (World Radio TV Handbook) have posted the Spring 2021 International Broadcasting and clandestine operations schedule and cross-reference. It is...
- 5 Replies
- 1559 Views
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Last post by k8jd
Thu May 13, 2021 1:03 pm
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1960 FM Allotment Rules
Replies: 6
by
Ben Zonia » Sun May 02, 2021 12:30 pm
FM Allotments in 1960 were still based on contour overlap and protection ratios, not specific distance requirements. This is the cause of the most...
- 6 Replies
- 2394 Views
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Last post by ftballfan
Fri May 07, 2021 10:21 pm
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Expanded AM band oddity
Replies: 4
by
k8jd » Wed Apr 28, 2021 5:21 pm
Just found a station on 1700 kHz onlyrunning 5 KW daytime hours and 1 Kw night. Wonder why only 5 K when the standard power is 10 kw day on the band...
- 4 Replies
- 1596 Views
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Last post by k8jd
Fri May 07, 2021 6:31 pm
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- 2 Replies
- 1282 Views
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Last post by Ben Zonia
Sun May 02, 2021 9:10 am
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- 29 Replies
- 7251 Views
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Last post by Deleted User 14896
Mon Apr 19, 2021 8:08 pm
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- 5 Replies
- 1971 Views
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Last post by Deleted User 14896
Tue Mar 23, 2021 12:59 pm
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Crawford Broadcasting Lightning Strike
Replies: 9
by Deleted User 14896 » Mon Mar 01, 2021 12:12 pm
This article is mainly about lightning protection. Starts out talking about a lightning strike at Crawford Broadcasting here in Detroit. Just figured...
- 9 Replies
- 2873 Views
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Last post by Deleted User 15506
Tue Mar 09, 2021 9:29 am
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- 19 Replies
- 4108 Views
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Last post by k8jd
Sun Mar 07, 2021 4:27 pm
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Below 88 mHz
Replies: 11
by
k8jd » Sun Jan 17, 2021 4:23 pm
A few nights ago I could not sleep so I put on the headphones and got my Teksun PL880 going. Surprized to hear some signal below 88.1, maybe 87.7?...
- 11 Replies
- 2809 Views
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Last post by Turkeytop
Sun Feb 07, 2021 6:40 pm
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Automotive radio frequencies poster
Replies: 1
by Deleted User 14896 » Sun Feb 07, 2021 2:53 pm
I got this link in a work email.
Use this free poster as a quick reference for managing the coexistence and interference .
I suppose this is a good...
- 1 Replies
- 1086 Views
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Last post by k8jd
Sun Feb 07, 2021 5:50 pm
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MW DX
Replies: 22
by
Turkeytop » Sun Dec 27, 2020 7:39 pm
CBC Radio 1 Network has mostly moved to the FM band. One of their remaining AM transmitters is 560 KHZ in Dawson City Yukon.
Recently, the station...
- 22 Replies
- 5261 Views
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Last post by innate-in-you
Sat Feb 06, 2021 6:10 pm
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Misuse of Ham Radio
Replies: 7
by
Turkeytop » Sat Jan 23, 2021 10:47 pm
I've heard reports that ham operators were among the Jan 6 terrorists and that they were using their hand held radios for communications.
I sure...
- 7 Replies
- 1910 Views
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Last post by innate-in-you
Sun Jan 31, 2021 6:14 pm
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- 6 Replies
- 1729 Views
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Last post by SolarMax
Sun Jan 31, 2021 12:25 pm
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Antennas Spotted On Helicopters
Replies: 11
by
Ben Zonia » Thu Jan 14, 2021 8:46 pm
Looks like a simple loop turnstile to me. Nothing fancy. Look at the frequency range and reach your own conclusions.
- 11 Replies
- 2414 Views
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Last post by k8jd
Wed Jan 27, 2021 7:46 pm
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Fixed antenna for CICO & CBET
Replies: 35
by
n8fnr » Fri Dec 11, 2020 2:07 pm
I want to put up a fixed TV antenna at about 20 feet for CICO and CBET in Windsor. According to RabbitEars they are 27 miles from my house. Since...
- 35 Replies
- 7453 Views
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Last post by n8fnr
Thu Jan 21, 2021 10:22 am
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- 2 Replies
- 1157 Views
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Last post by k8jd
Tue Jan 19, 2021 4:10 pm
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Where's Art Bell When You Need Him?
Replies: 8
by
Ben Zonia » Wed Dec 09, 2020 7:58 pm
What happened here?
Was this spontaneous or sabotage or what?
BTW, FOR THE THREAD TOPIC POLICE, THIS IS A PARABOLIC DISH ANTENNA. The parabolic...
- 8 Replies
- 2195 Views
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Last post by SolarMax
Thu Jan 14, 2021 11:00 pm
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- 4 Replies
- 2117 Views
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Last post by paul8539
Tue Jan 12, 2021 5:01 pm
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A little help with plugging away
Replies: 14
by
Mark Schirripa » Mon Dec 21, 2020 11:35 am
I ordered two of these cords with plugs:
VGA/HD15 Male Plug 15 pin to 3 RCA Audio AV Cable Adapter for HDTV PC DVD
I have a picture of it but I...
- 14 Replies
- 2761 Views
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Last post by djb
Sun Jan 03, 2021 9:54 am
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- 26 Replies
- 4012 Views
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Last post by CK-722
Thu Dec 31, 2020 3:07 pm
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- 0 Replies
- 987 Views
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Last post by SolarMax
Thu Dec 31, 2020 10:55 am
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DIY antenna designs for attic?
Replies: 52
by
km1125 » Fri Jan 03, 2020 7:18 pm
Wondering if there are any updated designs for DIY UHF antenna that focus on the 470-600MHz frequencies that might be optimized over the old 470-890...
- 52 Replies
- 11527 Views
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Last post by jimh
Fri Dec 11, 2020 4:06 pm
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Ham Radio Question
Replies: 5
by
Turkeytop » Fri Nov 27, 2020 9:12 pm
I'm listening right now to the local repeater on the 70 cm band. There are operators on from Australia. How can they work a repeater in Canada from...
- 5 Replies
- 1959 Views
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Last post by Turkeytop
Sat Nov 28, 2020 11:42 am
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- 10 Replies
- 1941 Views
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Last post by Turkeytop
Thu Nov 26, 2020 1:31 pm
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Universal Radio closing November 30
Replies: 4
by
SolarMax » Sun Nov 22, 2020 1:54 pm
Long-time SWL and ham gear retailer Universal Radio, outside of Columbus, OH has announced it is closing on November 30, as the owners are retiring....
- 4 Replies
- 1387 Views
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Last post by Turkeytop
Sun Nov 22, 2020 8:14 pm
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Built some Hovermans
Replies: 14
by
km1125 » Mon Oct 26, 2020 1:59 pm
I've been meaning to build a couple DIY antennas to use in the attic. I was going to use an antenna design that seems to be pretty popular that's...
- 14 Replies
- 2873 Views
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Last post by km1125
Wed Nov 18, 2020 3:41 pm
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- 9 Replies
- 2366 Views
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Last post by CK-722
Tue Nov 17, 2020 12:38 pm
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Mini DXpedition 2020
Replies: 13
by
Turkeytop » Sun Oct 18, 2020 9:34 pm
Every fall I pick a day and head out into the country for a few hours to do some DXing on the short wave bands. I take along a radio or two and some...
- 13 Replies
- 2451 Views
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Last post by Turkeytop
Fri Nov 13, 2020 7:28 pm
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- 11 Replies
- 2304 Views
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Last post by k8jd
Sat Nov 07, 2020 11:47 pm
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- 23 Replies
- 4693 Views
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Last post by SixPlusOne
Tue Nov 03, 2020 12:56 pm
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DX in reverse?
Replies: 16
by
ADD in TC » Tue Aug 04, 2020 11:27 am
Sunday,at around 1:15,while listening to 98.9 WEMP over the Tune in app,the music I was hearing suddenly was replaced by a statical signal from the...
- 16 Replies
- 3914 Views
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Last post by Turkeytop
Thu Oct 29, 2020 9:44 pm
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Distant stations on local AMs
Replies: 7
by
fuzzpower » Wed Oct 21, 2020 5:08 am
I’m not talking about puny Class D stations allowed to stay on at night with 17 watts, this is for actual locals who are getting interference from...
- 7 Replies
- 2150 Views
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Last post by Turkeytop
Thu Oct 29, 2020 7:28 pm
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The End of an Era
Replies: 3
by
Turkeytop » Sat Oct 24, 2020 10:14 pm
The Universal Radio catalog has no desktop short wave radios now. Only SDRs.
Anyone wanting a regular radio has to look in the potables section.
Of...
- 3 Replies
- 1237 Views
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Last post by Turkeytop
Thu Oct 29, 2020 3:16 pm
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Early Development Of AM BC DAs
Replies: 6
by
CK-722 » Sat Oct 24, 2020 11:25 pm
39 DAs were operating before the start of World War II. In Michigan, there were 3 to 5 operating, WWJ, WXYZ, WFDF, and possibly WKZO and WOOD, by...
- 6 Replies
- 1911 Views
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Last post by k8jd
Tue Oct 27, 2020 4:13 pm
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Solar Cycle 25 Is Upon Us
Replies: 7
by
Turkeytop » Sat Oct 03, 2020 10:59 pm
So long, cycle 24. Don't let the door hit you in the ass on the way out.
But, they're predicting #25 will be even weaker than 24.
- 7 Replies
- 1757 Views
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Last post by Turkeytop
Sat Oct 24, 2020 10:07 pm
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- 35 Replies
- 6351 Views
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Last post by CK-722
Sat Oct 24, 2020 3:50 pm
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Vintage Sony Portable
Replies: 2
by
Turkeytop » Wed Oct 14, 2020 9:54 pm
Found this image in a google search
I had this very radio back in the early 60s. Five transistor, pocket size, AM only. Loved it.
It was about a...
- 2 Replies
- 1331 Views
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Last post by Turkeytop
Fri Oct 16, 2020 9:11 am
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- 18 Replies
- 3331 Views
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Last post by CK-722
Tue Oct 13, 2020 1:34 pm
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Sleeping Bear Dunes Bandscans (600+ mi.)
Replies: 9
by
cckadlec » Wed Oct 07, 2020 11:45 am
The catches of August 27th from my Empire Bluff site south of Empire, Mich., 445 feet above Lake Michigan, included some big signals up to 600+ miles...
- 9 Replies
- 2428 Views
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Last post by cckadlec
Mon Oct 12, 2020 11:15 am
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- 22 Replies
- 3932 Views
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Last post by k8jd
Sat Oct 03, 2020 12:13 pm
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