Engineering & DX'ing

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Last post

Built some Hovermans

Last post by km1125 « Wed Nov 18, 2020 3:41 pm
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

3305 Views

Last post by km1125
Wed Nov 18, 2020 3:41 pm
The Most Complete Single Conductivity Study Of Northwest And Northern Lower Michigan

Last post by CK-722 « Tue Nov 17, 2020 12:38 pm
Replies: 9
by CK-722 » Fri Nov 13, 2020 11:51 am

Every 5 degrees from the WTCM site, done by Khanna and Guill going back to 1981 when WTCM moved to 580 and 1984 when they increased from 2.5 to 5 kW,...

9 Replies

2779 Views

Last post by CK-722
Tue Nov 17, 2020 12:38 pm
Mini DXpedition 2020

Last post by Turkeytop « Fri Nov 13, 2020 7:28 pm
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

2809 Views

Last post by Turkeytop
Fri Nov 13, 2020 7:28 pm
What About This Antenna Is Superior Enough To Justify Cost?

Last post by k8jd « Sat Nov 07, 2020 11:47 pm
Replies: 11
by CK-722 » Tue Nov 03, 2020 11:50 am

I don't see any specs that are that impressive-like 8.2 dB over isotropic, not even over a tuned dipole.

11 Replies

2603 Views

Last post by k8jd
Sat Nov 07, 2020 11:47 pm
The FCC Will Vote This Month on All-Digital AM

Last post by SixPlusOne « Tue Nov 03, 2020 12:56 pm
Replies: 23
by SixPlusOne » Sat Oct 10, 2020 7:08 pm
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The FCC Will Vote This Month on All-Digital AM

The Federal Communications Commission will vote this month on whether to allow AM stations in the...
23 Replies

5327 Views

Last post by SixPlusOne
Tue Nov 03, 2020 12:56 pm
DX in reverse?

Last post by Turkeytop « Thu Oct 29, 2020 9:44 pm
Replies: 16
by ADD in TC » Tue Aug 04, 2020 11:27 am
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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

4387 Views

Last post by Turkeytop
Thu Oct 29, 2020 9:44 pm
Distant stations on local AMs

Last post by Turkeytop « Thu Oct 29, 2020 7:28 pm
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

2417 Views

Last post by Turkeytop
Thu Oct 29, 2020 7:28 pm
The End of an Era

Last post by Turkeytop « Thu Oct 29, 2020 3:16 pm
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

1378 Views

Last post by Turkeytop
Thu Oct 29, 2020 3:16 pm
Early Development Of AM BC DAs

Last post by k8jd « Tue Oct 27, 2020 4:13 pm
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

2171 Views

Last post by k8jd
Tue Oct 27, 2020 4:13 pm
Solar Cycle 25 Is Upon Us

Last post by Turkeytop « Sat Oct 24, 2020 10:07 pm
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

2004 Views

Last post by Turkeytop
Sat Oct 24, 2020 10:07 pm
AM Daytime And CH NW Straits Area Of Michigan

Last post by CK-722 « Sat Oct 24, 2020 3:50 pm
Replies: 35
by TC Shuts Up » Fri Sep 18, 2020 9:36 pm
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Alone Groudwave

580 WTCM
620 WTMJ
680 WDBC
790 WSGW
940 WIDG
1110 WJML
1240 WCBY
1270 WMKT
1310 WCCW
1340 WMBN

Alone Borderline

760 WJR
960 WHAK...
35 Replies

7385 Views

Last post by CK-722
Sat Oct 24, 2020 3:50 pm
Vintage Sony Portable

Last post by Turkeytop « Fri Oct 16, 2020 9:11 am
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

1512 Views

Last post by Turkeytop
Fri Oct 16, 2020 9:11 am
Nice Map If This Link Works

Last post by CK-722 « Tue Oct 13, 2020 1:34 pm
Replies: 18
by Ben Zonia » Sat Oct 10, 2020 1:41 am
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18 Replies

3953 Views

Last post by CK-722
Tue Oct 13, 2020 1:34 pm
Sleeping Bear Dunes Bandscans (600+ mi.)

Last post by cckadlec « Mon Oct 12, 2020 11:15 am
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

2928 Views

Last post by cckadlec
Mon Oct 12, 2020 11:15 am
Environment Canada to end weather radio.

Last post by k8jd « Sat Oct 03, 2020 12:13 pm
Replies: 22
by Turkeytop » Mon Sep 14, 2020 5:12 pm
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Environment Canada operates a system of weather radio stations, similar to NOAA. They have announced they will end this service within six months....
22 Replies

4720 Views

Last post by k8jd
Sat Oct 03, 2020 12:13 pm
09/26-27 Tropo

Last post by djb « Thu Oct 01, 2020 5:55 am
Replies: 4
by ChrisWL1980 » Sun Sep 27, 2020 3:35 pm

Heard in Whitmore Lake:

Star 88.3 (unable to tell whether this was WEAX Angola or WLAB Ft. Wayne)
88.7 WICR Indy
90.1 WFYI Indy mixing with WUCX...

4 Replies

1661 Views

Last post by djb
Thu Oct 01, 2020 5:55 am
Virtual endec

Last post by k8jd « Wed Sep 23, 2020 12:22 pm
Replies: 7
by bobhuge » Mon Sep 21, 2020 11:04 am

Hello someone smarter than me, I need to move my automation to my tower and with that I'll need to install some form of EAS with it.

Does anyone...

7 Replies

1946 Views

Last post by k8jd
Wed Sep 23, 2020 12:22 pm
Fires Threaten Mt. Wilson Radio TV Microwave Towers And Observatory

Last post by Ben Zonia « Wed Sep 16, 2020 3:35 pm
Replies: 2
by Ben Zonia » Tue Sep 15, 2020 10:49 pm

Strange that KNX is mentioned but their tower is not there.

Wonder how many have auxiliaries. Anyone know where? Hollywood Hills?

2 Replies

1130 Views

Last post by Ben Zonia
Wed Sep 16, 2020 3:35 pm
The Big Opening To The East

Last post by ftballfan « Tue Sep 15, 2020 9:01 am
Replies: 5
by cckadlec » Sun Sep 13, 2020 2:49 pm

Here's a summary of tropo happenings in Fremont from the afternoon of Sept. 11th into the morning of the following day.

A duct broke open into...

5 Replies

1792 Views

Last post by ftballfan
Tue Sep 15, 2020 9:01 am
Beer Goes Nerdy

Last post by audiophile « Tue Sep 15, 2020 6:30 am

by audiophile » Tue Sep 15, 2020 6:30 am

Heathkit and MFJ could have made a mint - both had cantennas aka dummy loads..

0 Replies

708 Views

Last post by audiophile
Tue Sep 15, 2020 6:30 am
DX late morning (9/3/20)

Last post by CK-722 « Fri Sep 04, 2020 1:13 pm
Replies: 4
by MWmetalhead » Thu Sep 03, 2020 10:04 pm

Was picking up 98.5 WUPS at full quieting with RDS around Fowlerville and Webberville around 10:45a this morning.

Was also picking up a pretty good...

4 Replies

1479 Views

Last post by CK-722
Fri Sep 04, 2020 1:13 pm
EAS malfunctioning Friday morning or just Verizon?

Last post by MWmetalhead « Sun Aug 30, 2020 12:21 pm
Replies: 4
by MWmetalhead » Sat Aug 29, 2020 7:11 am

I live in the section of Oakland County for which a flash flood warning was issued around 6:20a Friday morning, yet I *never* received the emergency...

4 Replies

1130 Views

Last post by MWmetalhead
Sun Aug 30, 2020 12:21 pm
VHF DX From A Mist From The Smoke Of A Distant Fire

Last post by audiophile « Sat Aug 29, 2020 7:29 am
Replies: 7
by CK-722 » Mon Aug 24, 2020 6:31 pm

Any predictions about the effect of the smoke from the forest fires out West on VHF DX? In the past, volcanoes and fires have had an effect. The...

7 Replies

1866 Views

Last post by audiophile
Sat Aug 29, 2020 7:29 am
AM reception question

Last post by k8jd « Wed Aug 26, 2020 12:38 pm
Replies: 37
by Deleted User 24 » Mon Jul 27, 2020 12:02 pm
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I have a GE Superadio in my kitchen that I use mainly to listen to WWJ. The signal almost always has a buzz or static. In particular, there's a...
37 Replies

6382 Views

Last post by k8jd
Wed Aug 26, 2020 12:38 pm
Late Summer NOAA WX Station DX

Last post by SolarMax « Tue Aug 25, 2020 4:18 pm
Replies: 12
by CK-722 » Thu Aug 06, 2020 1:12 am

Since translators, IBOC, and other interference, it is becoming more difficult to DX the FM Band.

We recently put my late relative's Scanner back...

12 Replies

2726 Views

Last post by SolarMax
Tue Aug 25, 2020 4:18 pm
The Larger Topic Of Electrical Noise Suppression

Last post by SolarMax « Mon Aug 24, 2020 11:10 pm
Replies: 4
by Ben Zonia » Sun Aug 23, 2020 12:20 pm

This is a good link. The items are kind of pricey though. I like the idea of suppressing noise on each phase of the circuit breaker box. If your...

4 Replies

1190 Views

Last post by SolarMax
Mon Aug 24, 2020 11:10 pm
Long Wave Broadcast Radio

Last post by k8jd « Mon Aug 24, 2020 12:45 pm
Replies: 1
by Deleted User 15342 » Sun Aug 23, 2020 5:41 pm

Has anyone ever received any European broadcast on the long wave broadcast band 148 kHz-283 kHz, just curious. I know here in the U.S it’s mainly...

1 Replies

731 Views

Last post by k8jd
Mon Aug 24, 2020 12:45 pm
The Climbing Of Island View Hill

Last post by CK-722 « Sun Aug 23, 2020 7:53 pm

by CK-722 » Sun Aug 23, 2020 7:53 pm

Last week, I decided to take a ride along the M-119 Tunnel Of Trees. I had always wanted to see where the short lived WMBN-FM 96.3 site (mid-1980s)...

0 Replies

737 Views

Last post by CK-722
Sun Aug 23, 2020 7:53 pm
WDMJ STA

Last post by Deleted User 15342 « Wed Aug 19, 2020 11:02 am
Replies: 1
by Ben Zonia » Tue Aug 18, 2020 9:44 pm

WDMJ reportedly has had a complete antenna failure and is operating with a long wire antenna wit 200 watts. That old WJPD 1240 facility is looking...

1 Replies

939 Views

Last post by Deleted User 15342
Wed Aug 19, 2020 11:02 am
antenna lift

Last post by Rich F. « Tue Aug 18, 2020 4:17 pm
Replies: 16
by SolarMax » Tue Jun 16, 2020 4:05 pm
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For those fascinated by such things, there might be a chopper doing antenna lift Saturday 6/20 on the 8 Mile/Meyers tower, around 8am.
16 Replies

3830 Views

Last post by Rich F.
Tue Aug 18, 2020 4:17 pm
WMT 600 Cedar Rapids Legendary Self Supporting Tower Collapses In A Storm

Last post by audiophile « Sat Aug 15, 2020 11:42 am
Replies: 21
by CK-722 » Wed Aug 12, 2020 9:51 am
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WMT has applied for <=25% Power nondirectional Night STA after the legendary self supporting tower collapsed in a storm.

WTVN 610 has been on...
21 Replies

3803 Views

Last post by audiophile
Sat Aug 15, 2020 11:42 am
WWJ sounds great right now! Full 10 kHz analog bandwidth!

Last post by Ben Zonia « Sat Aug 15, 2020 10:08 am
Replies: 16
by MWmetalhead » Sat Apr 11, 2020 9:29 am
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I-BLOC has been off for a while, and until recently, analog bandwidth was still brickwalled at 5 kHz.

To my delight, this morning, WWJ is using a...
16 Replies

3984 Views

Last post by Ben Zonia
Sat Aug 15, 2020 10:08 am
FM reception note From Lakeport.

Last post by k8jd « Wed Aug 12, 2020 10:53 am

by k8jd » Wed Aug 12, 2020 10:53 am

I just got back from a few days of camping on the shore of Lake Huron. When I took a listen across he FM band I was surprized to hear a few minutes...

0 Replies

674 Views

Last post by k8jd
Wed Aug 12, 2020 10:53 am
Are Section 73.239 and Section 73.635 Being Enforced?

Last post by kc8yqq « Thu Aug 06, 2020 6:10 am
Replies: 9
by CK-722 » Sun Feb 09, 2020 7:11 pm

Common use of FM and TV towers.

For situations like WLAV-FM, if a competitor makes it difficult to collocate or otherwise relocate, increased...

9 Replies

2337 Views

Last post by kc8yqq
Thu Aug 06, 2020 6:10 am
Non Metallic Antenna Mounting Pipes

Last post by CK-722 « Sun Aug 02, 2020 10:01 am
Replies: 7
by CK-722 » Mon Jul 27, 2020 11:40 am

I'm thinking of mounting a short light vertically polarized antenna on a PVC mast on a PVC vent pipe, to avoid reflections affecting the pattern...

7 Replies

1606 Views

Last post by CK-722
Sun Aug 02, 2020 10:01 am
What's your typical FM Dial?

Last post by Deleted User 3751 « Sat Aug 01, 2020 4:02 pm
Replies: 10
by radioandtventhusiast » Fri Jul 03, 2020 6:56 pm

What FM stations do you typically receive on your car or home radio where you live? I saw a now-deleted topic on here from 2010 using the Internet...

10 Replies

2618 Views

Last post by Deleted User 3751
Sat Aug 01, 2020 4:02 pm
WCXI problems

Last post by Deleted User 3751 « Sun Jul 26, 2020 7:04 am
Replies: 23
by k8jd » Sun Jul 12, 2020 2:33 pm
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WCXI 1160 dead air at night ?
23 Replies

4893 Views

Last post by Deleted User 3751
Sun Jul 26, 2020 7:04 am
Under Construction-100 Oldest Radio Stations In The US

Last post by CK-722 « Tue Jul 14, 2020 6:57 pm
Replies: 6
by CK-722 » Sun Jun 28, 2020 6:43 pm

This Page Is Under Construction-Old List

Poster's Note:

MANY STATIONS BEGAN AS EXPERIMENTAL STATIONS. The dates shown here are when they were...

6 Replies

2634 Views

Last post by CK-722
Tue Jul 14, 2020 6:57 pm
Most distant AM/FM/TV signal you ever tuned in?

Last post by innate-in-you « Mon Jul 13, 2020 6:45 pm
Replies: 77
by mtburb » Wed Mar 27, 2019 10:05 pm
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Another pre-crash thread recreation. As in the old thread, list the most distant AM, FM and TV signal you've ever tuned in.

From my current memory,...
77 Replies

25455 Views

Last post by innate-in-you
Mon Jul 13, 2020 6:45 pm
WTVS repack upgrades completed

Last post by km1125 « Thu Jul 09, 2020 10:38 am
Replies: 7
by SolarMax » Fri Jul 03, 2020 2:50 pm

WTVS 56 (RF 20) is now operational on its permanent antenna on the candelabra, at full authorized power.

7 Replies

2128 Views

Last post by km1125
Thu Jul 09, 2020 10:38 am
Booming in from the north

Last post by ChrisWL1980 « Sun Jul 05, 2020 5:49 pm
Replies: 6
by Mega Hertz » Fri Jul 03, 2020 9:19 am

Lots of good reception this morning in Brighton coming from the north.

106.1 The Point from Tawas City beating Q106 from Jackson. That one's always...

6 Replies

1831 Views

Last post by ChrisWL1980
Sun Jul 05, 2020 5:49 pm
Manditory ATSC 1.0 Simulcasting End Date

Last post by RingtailedFox « Sat Jun 20, 2020 1:30 pm

by RingtailedFox » Sat Jun 20, 2020 1:30 pm

So, we now know what the length of time for manditory simulcasting of x.1 ATSC 1.0 streams will be: sometime in 2023, according to

After that, a...

0 Replies

756 Views

Last post by RingtailedFox
Sat Jun 20, 2020 1:30 pm
Traverse City DX

Last post by ftballfan « Thu Jun 18, 2020 9:14 am
Replies: 1
by ADD in TC » Wed Jun 17, 2020 8:35 pm

Night of 6-17 l received 3 stations clearly but briefly with full RDS from the Denver area.

96.5 KXPK a Spanish station,99.5 the Mountain,And 106.7...

1 Replies

1012 Views

Last post by ftballfan
Thu Jun 18, 2020 9:14 am
y'think this might be true? (AM DX)

Last post by innate-in-you « Wed Jun 17, 2020 10:18 pm
Replies: 12
by TomSanders » Wed Apr 01, 2020 12:28 am

A couple sources -- middle-level people inside the New York and New Jersey governors' offices -- have recommended that AM DXers in the Northeast and...

12 Replies

2956 Views

Last post by innate-in-you
Wed Jun 17, 2020 10:18 pm
The Strongest Skywaves In The Straits Area Of Northern Michigan

Last post by innate-in-you « Sun Jun 14, 2020 9:41 am
Replies: 38
by CK-722 » Sun May 10, 2020 10:51 am
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1. WWJ 950 50000 watts, Directional to the North.
2. WFDF 910 25000 watts, Directional to the North.
3. WJR 760 50000 watts, Nondirectional.
4. WMVP...
38 Replies

6865 Views

Last post by innate-in-you
Sun Jun 14, 2020 9:41 am
New GM Radio

Last post by innate-in-you « Sun Jun 14, 2020 9:18 am
Replies: 12
by Turkeytop » Fri May 22, 2020 9:56 pm

Got my new 2020 Equinox today. It replaces the 2016 Equinox I had. As was the 2016, this one too has a radio equipped to receive SXM. They've made...

12 Replies

2362 Views

Last post by innate-in-you
Sun Jun 14, 2020 9:18 am
Golden Gate Bridge Humming After New Slats Installed

Last post by Turkeytop « Thu Jun 11, 2020 9:59 pm
Replies: 7
by CK-722 » Thu Jun 11, 2020 4:23 pm

Golden Gate Bridge is a humming!

If the engineers who designed these slats were old enough to have had a TV antenna with Low VHF folded dipoles,...

7 Replies

1398 Views

Last post by Turkeytop
Thu Jun 11, 2020 9:59 pm
Spring/Summer 2020 Tropos

Last post by k8jd « Thu Jun 11, 2020 7:14 pm
Replies: 10
by ChrisWL1980 » Sat Jun 06, 2020 5:36 pm

Last night was perhaps the first big FM opening of the season for me (I missed the previous E-skip openings). Better late than never, I suppose....

10 Replies

2179 Views

Last post by k8jd
Thu Jun 11, 2020 7:14 pm
Cool Demonstration Picture From 1940

Last post by CK-722 « Sun Jun 07, 2020 3:13 pm

by CK-722 » Sun Jun 07, 2020 3:13 pm

FM vs. AM demonstration from 1940. The arc is from a one million volt static generator.

Though I am still a proponent of AM Radio as much as...

0 Replies

805 Views

Last post by CK-722
Sun Jun 07, 2020 3:13 pm
VA3 FEZ

Last post by k8jd « Tue Jun 02, 2020 11:49 am
Replies: 29
by Turkeytop » Mon Apr 06, 2020 8:51 pm
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VA3 FEZ is an amateur repeater in London ON. I hear the same two operators yacking on there every night.

What's the etiquette for these things? Do...
29 Replies

4829 Views

Last post by k8jd
Tue Jun 02, 2020 11:49 am

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