Engineering & DX'ing

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20 element fm antenna

Last post by Ben Zonia « Tue Sep 19, 2023 11:04 pm
Replies: 5
by hunterw » Sun Sep 17, 2023 8:28 am

Been searching the web for a yagi fm antenna, not many out there these days but i did stumble upon this one.

Any thoughts? Looks a little...

5 Replies

307 Views

Last post by Ben Zonia
Tue Sep 19, 2023 11:04 pm
August 16-22 Tropo Summary

Last post by syntheticexctasy « Thu Sep 14, 2023 5:03 pm
Replies: 10
by cckadlec » Wed Aug 30, 2023 11:33 pm

Here is a summary of the massive tropo event of August 16 and August 19-22 as heard here in Fremont. Equipment includes a portable Grundig G8 with an...

10 Replies

448 Views

Last post by syntheticexctasy
Thu Sep 14, 2023 5:03 pm
WLLZ Applies To Move To Diplex With WDET

Last post by Ben Zonia « Thu Sep 14, 2023 10:15 am
Replies: 23
by Ben Zonia » Tue Apr 26, 2022 3:06 pm
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It appears that it's proposed that WLLZ be 39 kW @ 169 meters HAAT, diplexed with the WDET antenna, and if licensed, WLLZ will no longer be a...
23 Replies

2244 Views

Last post by Ben Zonia
Thu Sep 14, 2023 10:15 am
Last Electronics Store

Last post by billmich88888 « Mon Sep 11, 2023 4:41 pm
Replies: 34
by TC Talks » Wed May 10, 2023 10:47 pm
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I stumbled across this and thought it might amuse someone...
34 Replies

2115 Views

Last post by billmich88888
Mon Sep 11, 2023 4:41 pm
CKWW 580 Signal Observations

Last post by Turkeytop « Mon Sep 04, 2023 9:57 pm
Replies: 21
by Ben Zonia » Thu Jul 07, 2022 5:22 pm
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You use to be able to hear CKWW as far as Saginaw, even with 50000 watt WTCM on the air. Now people are having problems close by in Oakland and...
21 Replies

1761 Views

Last post by Turkeytop
Mon Sep 04, 2023 9:57 pm
WMVP Downgrade

Last post by k8jd « Mon Aug 28, 2023 4:56 pm
Replies: 8
by Ben Zonia » Thu Aug 17, 2023 10:11 pm

WMVP 1000 is downgrading to 37000 watts Nighttime, and shorter towers. From just East of Joliet, IL.

1. Much weaker signal in Downtown/Loop Area of...

8 Replies

596 Views

Last post by k8jd
Mon Aug 28, 2023 4:56 pm
some real good skip and bounce

Last post by ChrisWL1980 « Tue Aug 22, 2023 9:29 pm
Replies: 6
by fairbankshockeypuck » Mon Aug 21, 2023 9:44 am

re scanned tv antenna...76 channels...many almost 300 miles away from Dayton Ohio...sure they will go bye bye soon

6 Replies

352 Views

Last post by ChrisWL1980
Tue Aug 22, 2023 9:29 pm
FM Antenna Price Inflation and Performance Deflation?

Last post by Marcus « Sun Aug 20, 2023 10:55 pm
Replies: 6
by Ben Zonia » Tue Aug 15, 2023 3:58 pm

This one is $90 at Walmart. One source claimed just 5.5 dBi maximum gain with it for FM. If accurate, that's just 3.35 dBd. A well designed 3 element...

6 Replies

416 Views

Last post by Marcus
Sun Aug 20, 2023 10:55 pm
90% Of World Population Lives Within 6 Miles Of Fresh Water

Last post by 48125er « Sat Aug 19, 2023 10:08 pm
Replies: 3
by Ben Zonia » Wed Aug 16, 2023 10:54 am

Our results show that over 50% of the world's population lives closer than 3 km to a surface freshwater body, and only 10% of the population lives...

3 Replies

331 Views

Last post by 48125er
Sat Aug 19, 2023 10:08 pm
TV AMP

Last post by Ben Zonia « Mon Aug 14, 2023 8:20 pm
Replies: 9
by fairbankshockeypuck » Thu Aug 10, 2023 1:29 pm

TV amp yes or no....I get great local reception with the outdoor TV antenna/Clearstream 4 max antenna/about 15 foot in the air..would I be able to...

9 Replies

527 Views

Last post by Ben Zonia
Mon Aug 14, 2023 8:20 pm
FM Tropo Sat 8/12

Last post by Turkeytop « Sat Aug 12, 2023 2:22 pm
Replies: 2
by SolarMax » Sat Aug 12, 2023 10:06 am

Solid copy in Detroit this morning (Sat 8/12) of 90.3 WCLV Cleveland.
Nothing outstanding but for the radio being a low-end table stereo with a short...

2 Replies

219 Views

Last post by Turkeytop
Sat Aug 12, 2023 2:22 pm
Hum in am signal

Last post by Ben Zonia « Wed Aug 09, 2023 11:32 am
Replies: 9
by bobhuge » Fri Jul 28, 2023 11:55 am

Ok peeps way smarter than me.

I have a am station. It has a hum. The circuit goes from out building, through a dry Pair to the tower. The hum isn't...

9 Replies

615 Views

Last post by Ben Zonia
Wed Aug 09, 2023 11:32 am
ATSC 3.0 to analog TV converter box

Last post by SolarMax « Thu Aug 03, 2023 11:30 pm
Replies: 2
by paul8539 » Sun Jul 23, 2023 10:02 pm

I need a new converter box. One that will convert ATSC 3.0 to an analog TV signal. Input is rabbit ears and bow tie; output is to an older (1993)...

2 Replies

293 Views

Last post by SolarMax
Thu Aug 03, 2023 11:30 pm
Well this is an obscure-looking FM tuner

Last post by TC Talks « Thu Aug 03, 2023 10:41 pm
Replies: 10
by bmw » Fri Jun 30, 2023 9:07 am

This is a Raymer 824 FM tuner. I've never seen anything like this before. Per the company literature, it is a music-on-hold device - that is, used to...

10 Replies

704 Views

Last post by TC Talks
Thu Aug 03, 2023 10:41 pm
Shipshewana, IN FM Bandscan 7/20

Last post by cckadlec « Thu Aug 03, 2023 3:13 am
Replies: 10
by 48125er » Wed Jul 26, 2023 9:24 pm

Forgot to upload this, but did a bandscan in Shipshewana, Indiana in my 2013 Ford. Surprisingly no Chicago stations pulled up, not even 92.3 WPWX...

10 Replies

640 Views

Last post by cckadlec
Thu Aug 03, 2023 3:13 am
July 30 E-Skip

Last post by MotorCityRadioFreak « Mon Jul 31, 2023 2:12 am
Replies: 1
by ChrisWL1980 » Sun Jul 30, 2023 11:38 pm

Texas took over the FM dial in northern Washtenaw County this evening. Here's some of what I was able to confirm (Whitmore Lake, between 7-9pm,...

1 Replies

210 Views

Last post by MotorCityRadioFreak
Mon Jul 31, 2023 2:12 am
910 WFDF

Last post by BillyChilly « Mon Jul 24, 2023 6:51 am
Replies: 11
by MWmetalhead » Sat Jul 15, 2023 10:46 am

I noticed their HD is now turned off, and the station appears to be broadcasting at reduced power. Signal has been weaker than normal in my locale...

11 Replies

777 Views

Last post by BillyChilly
Mon Jul 24, 2023 6:51 am
Another antenna question

Last post by km1125 « Thu Jul 20, 2023 9:20 am
Replies: 6
by k8jd » Fri Jul 14, 2023 6:39 pm

I have been considering running more coax to get my AM/FM 36 auto antenna away from the house and noise on AM. Currently it uses the incorperated...

6 Replies

496 Views

Last post by km1125
Thu Jul 20, 2023 9:20 am
AM Radio might have 10 more years

Last post by k8jd « Wed Jul 19, 2023 6:53 pm
Replies: 42
by Marcus » Sun Sep 04, 2022 1:32 pm
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This is mentioned towards the end of the following video. Electric cars without AM are said to be a factor.
42 Replies

3966 Views

Last post by k8jd
Wed Jul 19, 2023 6:53 pm
CFCO AM 630

Last post by billmich88888 « Mon Jul 17, 2023 11:11 am
Replies: 2
by MWmetalhead » Sat Mar 18, 2023 6:16 pm

The audio-is-too-flimsy affliction found at AM 800 CKLW in recent years seems to have spread to 630 CFCO.

Audio levels are much lower than they...

2 Replies

581 Views

Last post by billmich88888
Mon Jul 17, 2023 11:11 am
E-Skip is happening again

Last post by Marcus « Sun Jul 09, 2023 10:25 pm
Replies: 5
by Marcus » Sun Jul 09, 2023 2:11 pm

I am hearing Texas and Oklahoma this afternoon. This is a very common part of the USA when it comes to FM band Skip.

5 Replies

405 Views

Last post by Marcus
Sun Jul 09, 2023 10:25 pm
CKSY completely wiping out Royal Oak Twp translator at 94.3

Last post by k8jd « Sun Jul 09, 2023 2:29 pm
Replies: 5
by MWmetalhead » Sat Jul 01, 2023 8:53 am

I live about 7 miles from the Eight Mile Rd towers, and there is zero sign (other than a little fuzziness) of Relevant Radio on 94.3 FM.

CKSY is...

5 Replies

465 Views

Last post by k8jd
Sun Jul 09, 2023 2:29 pm
Night time FM E-Skip

Last post by Ben Zonia « Sat Jul 01, 2023 7:14 am
Replies: 4
by Marcus » Wed Jun 28, 2023 11:18 pm

Right now at 11:15 EDT I have it on 88.7 and KUHF from Houston is coming in over top of Pure Country 89. Is it common for this to happen at this hour?

4 Replies

445 Views

Last post by Ben Zonia
Sat Jul 01, 2023 7:14 am
Seven tower array

Last post by k8jd « Fri Jun 30, 2023 7:31 pm
Replies: 8
by Mega Hertz » Mon Jun 26, 2023 8:26 pm

I saw seven towers west of 23 between Michigan Ave and Willis road in Pittsfield Twp (roughly Ann Arbor) while driving for work today. Does anyone...

8 Replies

532 Views

Last post by k8jd
Fri Jun 30, 2023 7:31 pm
Why Doesn't This Article Have The Right Station Pattern?

Last post by audiophile « Mon Jun 26, 2023 8:44 am
Replies: 6
by Ben Zonia » Sat Jun 24, 2023 12:17 am

Actual WCMV 94.3 from Radio Locator.

Article about new frequency from CMU.

6 Replies

476 Views

Last post by audiophile
Mon Jun 26, 2023 8:44 am
AM directional arrays

Last post by Ben Zonia « Fri Jun 23, 2023 10:26 am
Replies: 4
by k8jd » Sun Jun 04, 2023 7:48 pm

I saw an interesting discussion of phased vertical antennas. On QRZ.Com/ sub Antennas towers etc.
Lot of the engineering hams jumped in with modeling...

4 Replies

558 Views

Last post by Ben Zonia
Fri Jun 23, 2023 10:26 am
Field Day

Last post by SolarMax « Thu Jun 22, 2023 11:05 pm
Replies: 1
by Round Six » Thu Jun 22, 2023 8:00 pm

Any hamsters not doing Field Day are welcome to come to the Livonia FD this weekend. June 24th 2:00pm to June 25th 2:00pm.

1 Replies

235 Views

Last post by SolarMax
Thu Jun 22, 2023 11:05 pm
Televes Hi-VHF Yagi

Last post by Ben Zonia « Sun Jun 18, 2023 8:53 pm
Replies: 25
by jimh » Tue Jun 06, 2023 3:03 pm
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In April 2023 I bought a Televes seven-element Hi-VHF Yagi from SOLID SIGNAL in Novi, Michigan, placing a telephone order and then driving over to...
25 Replies

1350 Views

Last post by Ben Zonia
Sun Jun 18, 2023 8:53 pm
Hammarlund HQ 140

Last post by k8jd « Sun Jun 18, 2023 6:32 pm
Replies: 2
by Turkeytop » Tue Jun 13, 2023 8:35 pm

It's in near mint condition and he offered it to me for $30.

I would love to have it, in my own packrat sort of way. But I have so many good radios...

2 Replies

302 Views

Last post by k8jd
Sun Jun 18, 2023 6:32 pm
June 11 Texas E-Skip

Last post by Marcus « Sun Jun 11, 2023 5:26 pm

by Marcus » Sun Jun 11, 2023 5:26 pm

89.1 KSTX San Antonio
93.3 KGSR (Lucy 93-3)
94.1 KLNO Fort Worth
95.3 KNEL Classic Country
89.1 KSQX Springtown

0 Replies

187 Views

Last post by Marcus
Sun Jun 11, 2023 5:26 pm
FM DX e-skip 5/31/23

Last post by Turkeytop « Sat Jun 10, 2023 10:53 pm
Replies: 15
by ZenithCKLW » Wed May 31, 2023 11:00 am
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Anyone getting any new catches today? I was tipped off on an e-skip event today, when placed over a map, is shaped like a donut over the eastern...
15 Replies

942 Views

Last post by Turkeytop
Sat Jun 10, 2023 10:53 pm
FM power in different areas

Last post by Ben Zonia « Thu Jun 08, 2023 2:47 pm
Replies: 35
by ZenithCKLW » Tue Apr 25, 2023 4:25 pm
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I went down a rabbit hole today, and noticed that the commercial FM's in Chicago mostly all have an ERP of just a few thousand watts. Detroit...
35 Replies

1983 Views

Last post by Ben Zonia
Thu Jun 08, 2023 2:47 pm
Alternate FM channel use in Canada

Last post by Marcus « Wed May 24, 2023 1:40 pm
Replies: 2
by Marcus » Sun May 21, 2023 2:55 pm

In Toronto the channels on both sides of Classical 96.3 are used. 95.9 in Country Music and 96.7 simulcasts AM 740. In addition to that 98.7 CKFG is...

2 Replies

365 Views

Last post by Marcus
Wed May 24, 2023 1:40 pm
Seeking Receiver recommendations

Last post by k8jd « Wed May 10, 2023 10:37 am
Replies: 18
by SolarMax » Sun Apr 30, 2023 5:55 pm
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A friend's venerable Sony ICF-2001 has crossed the radio bridge, beyond repairability, forever silent.
He is now shopping for a similarly capable...
18 Replies

1112 Views

Last post by k8jd
Wed May 10, 2023 10:37 am
"Solar Max Might Arrive Early"

Last post by syntheticexctasy « Sat Apr 29, 2023 10:39 pm
Replies: 6
by SolarMax » Wed Apr 12, 2023 6:28 pm

From Spaceweather.com--Solar Max Might Arrive Early

I'm coming for your DX...
:D

6 Replies

672 Views

Last post by syntheticexctasy
Sat Apr 29, 2023 10:39 pm
If ATSC 3.0 broadcasts pack 50 radio stations in one TV channel, I’m all ears

Last post by k8jd « Fri Apr 21, 2023 5:26 pm
Replies: 2
by n8fnr » Fri Apr 14, 2023 9:42 am

TV could be the next radio wave.

In a recent Radio World interview with Mark Aitken of Sinclair Broadcast Group subsidiary ONE Media Systems, the...

2 Replies

396 Views

Last post by k8jd
Fri Apr 21, 2023 5:26 pm
Radio tuning question.

Last post by Ben Zonia « Wed Apr 19, 2023 2:38 pm
Replies: 3
by ADD in TC » Wed Apr 19, 2023 1:14 pm

Just bought a 2013 Ford Focus and can't figure out how to manually tune the radio.Being an extreme very compulsive button pusher, who continually...

3 Replies

355 Views

Last post by Ben Zonia
Wed Apr 19, 2023 2:38 pm
Congressman Says Make AM a Mandatory Car Safety Feature

Last post by km1125 « Wed Apr 19, 2023 8:22 am
Replies: 44
by n8fnr » Sat Mar 25, 2023 4:18 pm
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A congressman from New Jersey wants the government to add AM radio to the list of safety equipment that carmakers must include in their vehicles....
44 Replies

2560 Views

Last post by km1125
Wed Apr 19, 2023 8:22 am
Nautel MA3 All Digital AM

Last post by syntheticexctasy « Thu Mar 30, 2023 12:00 pm
Replies: 13
by Marcus » Fri Mar 10, 2023 1:12 pm

It is claimed that this mode is much more immune to static than the standard Amplitude Modulation. Could electric cars could receive it without too...

13 Replies

1093 Views

Last post by syntheticexctasy
Thu Mar 30, 2023 12:00 pm
Traveler information stations on AM 530, 1610, etc

Last post by k8jd « Wed Mar 29, 2023 7:12 pm
Replies: 20
by bmw » Fri Mar 24, 2023 7:22 pm
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These have to be the most boring transmissions in existence. I discovered one today while in Oscoda that I didn't even know was on the air - 1610 AM,...
20 Replies

1152 Views

Last post by k8jd
Wed Mar 29, 2023 7:12 pm
Realistic Patrolman 9

Last post by km1125 « Sun Mar 26, 2023 1:59 pm
Replies: 4
by Turkeytop » Mon Mar 06, 2023 1:19 am

Radio Shack had this multi-band radio back in the late 70s early 80s.
I tried one out at our local store. It was about 6:00 PM but it was winter and...

4 Replies

537 Views

Last post by km1125
Sun Mar 26, 2023 1:59 pm
Bear Lake Allotment Reinstated

Last post by Ben Zonia « Sat Mar 25, 2023 2:58 am
Replies: 4
by Ben Zonia » Tue Feb 14, 2023 10:53 am

The FCC is proposing realloting Channel 264C3 to Bear Lake, MI.

4 Replies

648 Views

Last post by Ben Zonia
Sat Mar 25, 2023 2:58 am
WCXI shenanigans

Last post by windsorjoe « Mon Mar 20, 2023 9:08 pm
Replies: 5
by MWmetalhead » Sun Mar 19, 2023 6:55 am

As of 6:40a this morning, there's no doubt in my mind they are running daytime power & pattern (15,000 watts) as opposed to their nighttime power &...

5 Replies

578 Views

Last post by windsorjoe
Mon Mar 20, 2023 9:08 pm
WCAR, Dark ?

Last post by Deleted User 15835 « Tue Mar 07, 2023 9:47 pm
Replies: 34
by k8jd » Sun Nov 21, 2021 12:27 pm
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WHAT's happening at WCAR AM 1090. For the last few days I hear NOTHING on 1090 kHz No signal, no carrier , Did the Transmitter down off Ford Road and...
34 Replies

4727 Views

Last post by Deleted User 15835
Tue Mar 07, 2023 9:47 pm
TV Antenna And Related Product Reviews At A Glance

Last post by MWmetalhead « Wed Feb 22, 2023 12:36 pm
Replies: 4
by Ben Zonia » Mon Feb 20, 2023 8:25 pm

TV Antennas, good and bad, and Tuners and DVRs, with review videos, at a glance.

4 Replies

577 Views

Last post by MWmetalhead
Wed Feb 22, 2023 12:36 pm
WDEO 990 night testing?

Last post by Ben Zonia « Mon Feb 20, 2023 9:56 pm
Replies: 7
by SolarMax » Sun Jan 15, 2023 11:46 am

Late Saturday night/early Sunday, 1AM-ish , for a short time I heard on 990 what must have been WDEO, loud and clear, covering up CBW. A long...

7 Replies

1015 Views

Last post by Ben Zonia
Mon Feb 20, 2023 9:56 pm
WWV / WWVH

Last post by Ben Zonia « Mon Feb 06, 2023 11:06 pm
Replies: 30
by Turkeytop » Sat Mar 07, 2020 11:27 pm
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I've been going around resetting the clocks for DST.

WWV is weak on 10 MHZ. On 5 MHZ I'm getting a good signal from WWVH, with a weaker WWV in the...
30 Replies

6474 Views

Last post by Ben Zonia
Mon Feb 06, 2023 11:06 pm
3 element FM antenna

Last post by k8jd « Sat Feb 04, 2023 12:42 pm
Replies: 10
by Marcus » Wed Jan 25, 2023 2:55 pm

I am using the little ClearConX CCFM3 antenna. Although it is small, it works quite well. I'm on an apartment balcony so installing the larger CCFM8...

10 Replies

775 Views

Last post by k8jd
Sat Feb 04, 2023 12:42 pm
Small Structures All Over CKLW AM Site On Satellite Image

Last post by Round Six « Thu Feb 02, 2023 6:05 pm
Replies: 7
by Ben Zonia » Sat Jan 07, 2023 2:07 pm

Someone asked what some towers directly West of Harrow were. Some said they were antennas for some type of international financial trading. They...

7 Replies

882 Views

Last post by Round Six
Thu Feb 02, 2023 6:05 pm
"Narrower" Band FM

Last post by k8jd « Wed Feb 01, 2023 2:07 pm
Replies: 7
by Ben Zonia » Wed Dec 14, 2022 12:27 am

What if you were on a first adjacent channel and you used 50-60 kHz deviation instead of 75 kHz deviation, and processing that would compensate...

7 Replies

1033 Views

Last post by k8jd
Wed Feb 01, 2023 2:07 pm

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