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10 Years of APRS Projects
49:47
Месяц назад
WCARES Repeater System - 2024
1:00:06
2 месяца назад
Weather Observing & Ham Radio
46:18
3 месяца назад
GMRS Radio
23:11
6 месяцев назад
DMR for Amateur Radio
26:37
6 месяцев назад
WCARES and the ARRL Field Organization
7:53
7 месяцев назад
Jim Creek HUGE Radio Antenna
17:23
7 месяцев назад
Winlink - Communication Without Infrastructure
1:07:45
7 месяцев назад
NVIS Antennas
27:29
7 месяцев назад
Nano VNA's
16:56
10 месяцев назад
Troubleshooting Digital Modes
28:10
10 месяцев назад
Parks On The Air (POTA) - 2023
37:55
10 месяцев назад
Off-Center Fed Antennas
35:41
Год назад
Radio Wave Propagation
1:08:32
Год назад
KN4VKW & KN4VKY are Big Dogs!
2:43
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The Need for Surge Protection
54:51
2 года назад
MTEARS
1:13:12
2 года назад
VHF/UHF Sideband Operation
51:59
2 года назад
Maximize Your Signal Reception
43:09
2 года назад
What is Emergency Management?
42:03
2 года назад
Mobile HF Contesting
34:13
2 года назад
Virtual Ham Shack Tour #12 - WCARES EOC
17:13
3 года назад
WCARES 2021 Field Day Plan
23:12
3 года назад
WSPR Experiment with an HCLW-20 Antenna
35:36
3 года назад
Virtual Ham Shack Tour #11 - KM4PT
8:19
3 года назад
Комментарии
@Revras
@Revras 10 дней назад
Excellent talk!
@garrettmoser9904
@garrettmoser9904 10 дней назад
Are these in Magnetic or True for 45 degrees and 150 degrees?
@WECB640
@WECB640 Месяц назад
Fantastic presentation! Very informative. 73
@HowardKlein1958
@HowardKlein1958 Месяц назад
Can't hear what you are saying. Audio terrible.
@jinks6410
@jinks6410 2 месяца назад
Trying to get a grasp on DMR. Can you go to any frequency? I know TX will be limited to radio hardware but can DMR's listen up to the 900 Mhz range?
@johnjay7822
@johnjay7822 2 месяца назад
Will this work for tuning a self made 1/4 wave 1090mHz for ADS-B plane spotting?
@SamuelReid-jj9mw
@SamuelReid-jj9mw 3 месяца назад
Great video. Thanks for the primer on the Nano VNA.
@k6aaq64
@k6aaq64 3 месяца назад
Doug, you speak well and had a very nice presentation. Thank you!
@markbeckwith1418
@markbeckwith1418 3 месяца назад
Excellent presentation. Some great wisdom gems from a guy who is really at the top of that game. Congrats on your 2021 Florida record, Jim. See you on the air. 73 - N5OT
@G1WVK
@G1WVK 4 месяца назад
Excellent explanation of the OCFD, my main QTH antenna. At school, the x-axis went left to right, and the y-axis went up and down. I'm in the UK. Thank you for the presentation.
@JoseArrom
@JoseArrom 5 месяцев назад
Great introduction in plain language and several good stories. I'm from Chicago southwest, and EMI/RFI is rampant in the area.
@millbean13
@millbean13 5 месяцев назад
Awesome video. Incredibly informative.
@williamlowry9585
@williamlowry9585 6 месяцев назад
FRS is license by rule not a paid service or a lifetime license as was stated.
@fm71450
@fm71450 6 месяцев назад
Dear sir, thank you for this video. I have been very interested in OCF antennas, making them in particular. Your presentation was helpful. It is embarrassing that the ham world has its share of negative commenters. Please ignore their sad efforts. Best wishes from S.E.Tennessee, 73 KQ4IXD
@bhamptonkc7
@bhamptonkc7 6 месяцев назад
Most catalog items I have seen are very very bandwidth intensive, need some text based info
@MikeSilver200
@MikeSilver200 6 месяцев назад
Here's a shocker. If you want true NVIS your antenna will be below 10 feet. Been doing this many years. We don't care about gain. We don't care about signal strength. What we care about is if the intended recipient can copy us. Low antenna is difficult to DF. Low antenna is down out of the noise. And we run them QRP.
@cooloftheevening
@cooloftheevening День назад
Hi have you any good resources for this
@Zerkbern
@Zerkbern 6 месяцев назад
Audio is horrible. Yes
@parochial2356
@parochial2356 6 месяцев назад
One question I have that was not addressed; the "Do not go inside a residence..." caution, but then the FCC instructs a licensee to make contact and go into the residence. The implication is [I think] that the FCC has gave him the authority as an implied agent of the Fed/FCC to do so. Does the FCC have the legal authority to "deputize" a licenses? I wonder if statute or case law has ever addressed the potential personal civil liability of this? Being an FCC employee is one thing but a licensee allegedly [now] having the authority to further track down the cause by entering the premises and doing further testing is another. Great presentation, all hams, especially new licensees, should watch this so they will have an idea of how to approach this if and when they encounter it.
@TheRiddleNL
@TheRiddleNL 6 месяцев назад
Bad distorted audio :(
@Porco_Utah
@Porco_Utah 6 месяцев назад
I have Inverted L antenna, 40 ft wide 20 ft high , 1/4 at 3.5MHz, and counter poise . it work pretty Good NVIS antenna, lousy DX antenna. AG6JU
@JoeHamelin
@JoeHamelin 6 месяцев назад
Thank you, Scott. I've lived by there (Tulalip Indian Reservation) for the last twenty years. When driving east on Marine Dr one can see the blinking FAA lights of the towers. It took me a while to realize what I was looking at since we don't have any windfarms nearby.
@sgthoskins
@sgthoskins 6 месяцев назад
Great video! I've been using a Chameleon Emcomm III 130' in a NVIS config. 10' horizontal off the ground. Had a nice JS8Call conversation with another ham in Germany this week. Im in southern NH and have pretty solid coverage all the way to the Mississippi river per psk reporter.
@tonyziegler3030
@tonyziegler3030 6 месяцев назад
Loo
@donausmus4281
@donausmus4281 6 месяцев назад
I have the 25' Chameleon mast on the front hitch receiver of my truck. Works great and is very mobile! Works on the rear receiver hitch also, of course, but I have to use a hitch extension.
@n9amiwavelengthradio
@n9amiwavelengthradio 7 месяцев назад
Very good presentation
@davidwilcox9110
@davidwilcox9110 7 месяцев назад
This is SO GOOD!
@bill-2018
@bill-2018 8 месяцев назад
40 years ago at the old QTH i had problems with neighbours both next door and three doors away. 100 Watts and a long wire. I sorted one with a simple braid breaker on his t.v., the other with a ferrite ring partially sorted it and a t.v. engineer came round and said there's only a problem when I transmit. Great! He had no idea what to do. Both three doors away had problems with t.v. and hi-fi. I called the G.P.O. and he gave me the all clear and went to the neighbours to explain. They still complained, even coming round when I was asleep in a chair. Badly made equipment. 33 years here and not one complaint, 5 Watts, nobody has asked what the wires are in my garden. Now get S8 noise 160 to 20m from broadband which I hope will disappear as fibre replaces wire. G4GHB.
@tomsteuverkb8dxn132
@tomsteuverkb8dxn132 8 месяцев назад
Great presentation but wish you spent more time on the slides so we can read them. Can we get a copy of the slides?
@bill-2018
@bill-2018 8 месяцев назад
Why not stop the video? I did. G4GHB.
@michaelrogers3078
@michaelrogers3078 8 месяцев назад
Ignore the trolls. Great video. Thanks for posting. You are an excellent speaker. I'm glad I watched! 73, N4MJR
@rickmckee6698
@rickmckee6698 9 месяцев назад
It's "Common Mode Current", not common current that flows on the outside of the shield. Then there is differential mode current that flows on the center conductor and the inside of the shield.
@richardwesterman5773
@richardwesterman5773 8 месяцев назад
Common Mode Current "is" RF current flowing on the outside of the shield.
@nealbeach4947
@nealbeach4947 2 месяца назад
Then make your own video and grace us with your superior knowledge.
@mikemcdonald5147
@mikemcdonald5147 9 месяцев назад
very well done on the grounding and lightning protection. Nice setup
@mikemcdonald5147
@mikemcdonald5147 9 месяцев назад
the tab idea is a cool idea im gonna steal LOL :) Thanks for sharing your shack very well designed and setup.
@WECB640
@WECB640 9 месяцев назад
SUPERB!
@Not_So_Weird_in_Austin
@Not_So_Weird_in_Austin 9 месяцев назад
Thanks for your ham oriented presentation
@MarkTheLostTraveler
@MarkTheLostTraveler 10 месяцев назад
Just saw this I was wondering can you operate n-scale kato switches using the 8 Channel Anderson Powerpole Connector Power Splitter Distributor Source Strip, with 8 Independent Control Switches
@damiengirvan5020
@damiengirvan5020 10 месяцев назад
Nice video
@ijontichy6070
@ijontichy6070 10 месяцев назад
Thanks for the information ,Nano VNA is rich in possibilities and in the same time a cheap instrument that is very helpful. Well if I had such a " toy" 50 years earlier...🤔
@acestudioscouk-Ace-G0ACE
@acestudioscouk-Ace-G0ACE 10 месяцев назад
Thanks for this very well made and presented video. It's a good taster on the basics and intro into exploring the Nano VNA further.
@nats50
@nats50 10 месяцев назад
Why is your VNA's ports different and also their location? The one I have, the H4, has those small SMA's and are located on the left side.
@cliffbatson
@cliffbatson 10 месяцев назад
We’ll done, Hoop!
@ronk5xk197
@ronk5xk197 11 месяцев назад
Outstanding presentation! Thanks/73 from NW Arkansas, de K5XK
@JosephVE3GKT
@JosephVE3GKT 11 месяцев назад
Dx at 30 degrees? Ok there bud.
@mattb7406
@mattb7406 Год назад
So hard to find what radio equipment is being used. Recommended gear
@MM0IMC
@MM0IMC Год назад
Excellent presentation!
@matthewweaver1123
@matthewweaver1123 Год назад
This is awesome, thank you so much. I have broad band noise on 40 and 20 at my home QTH that was s5-7 6 months ago and is s9+5 now. Also seems to be over a very large area, unaffected by weather, but slightly more intense later in the day, so I will be employing some of these tactics and try to hunt it down. Thank you for taking the time to share this presentation. I will be sharing this with our local club W3RRR Thanks and 73 Matt W3MMW
@mikemcdonald5147
@mikemcdonald5147 Год назад
unfortunately I have a metal roof. I do like that attic antennas have no wind load comment though.
@mikemcdonald5147
@mikemcdonald5147 Год назад
One of the best explanations as to what all those buttons and knobs do on my radio. When I became a new general I wish I had this video back then. Im an extra now and just had to learn the hard way. Thanks for sharing this. Will definitely show new hams about this.
@mikemcdonald5147
@mikemcdonald5147 Год назад
thanks for posting these amazing talk. I have a square d product on my house fuse box. Its a large white box outside the fuse panel that connects direct.
@andyrudolph84
@andyrudolph84 Год назад
Congratulations! Quite an accomplishment.
@woodlandsparkmethodistchur9957
Hi Cliff, Shack in an upstairs bedroom, Hustler 6BTV fed with coax in the back yard, QRP with a KX2...... Also Sotabeams dipoles for /P work.... Regards, Bill G7PVZ
@rico1319
@rico1319 Год назад
Looks like you’re nice and cozy in that room. For being off the air for so long and then getting back on you sure fell for it again! Great job and thanks for the video!! 👍👍👍🇨🇱😎 w5pn
@oltredding
@oltredding Год назад
Hi Bob, great presentation. It would be great to read of further comparisons. I am especially interested in antenna comparisons. My design goal is the ability to support the Hurricane Watch Net, communicate with my family, and support net operations on 20 meters. I wonder what antenna(s) you have settled on for your QTH? Terry - W6LMJ