Categoria: Notizie QRZ Now (http://qrznow.com)

Can You Cook A Hotdog With Ham Radio?
0 0

Can You Cook A Hotdog With Ham Radio?

“I’ve always been facinated by the physical affects of RF. Today, a light experiment testing if can cook hotdogs with RF. The test incorporated a…

Updated Radio Frequency Exposure Rules Become Effective on May 3
0 0

Updated Radio Frequency Exposure Rules Become Effective on May 3

The FCC has announced that rule changes detailed in a lengthy 2019 Report and Order governing RF exposure standards go into effect on May 3, 2021. The…

Lab599 Discovery TX-500
0 0

Lab599 Discovery TX-500

Today i’m bringing you an update on a very exciting qrp ham radio from Lab599. It’s called the Discovery TX-500. The TX500 is a HF…

RTL-SDR BLOG L-BAND Patch Antenna Version 2 – Inmarsat – Iridium – GPS
0 0

RTL-SDR BLOG L-BAND Patch Antenna Version 2 – Inmarsat – Iridium – GPS

Here we take a look at the brand new L-Band Patch antenna from RTL-SDR Blog. This antenna is designed to work with Inmarsat, Iridium and…

The Malahit DSP portable SDR receive
0 0

The Malahit DSP portable SDR receive

A nifty little portable SDR receiver. I still have lots to explore with it, but here’s an overview. 【Frequency Range】50 kHz~2.0GHz (Registered version 1.10a);【Demodulation Mode】AM,…

Comparing the Elecraft KX2 and the Icom IC-705. Which should I buy?
0 0

Comparing the Elecraft KX2 and the Icom IC-705. Which should I buy?

Comparing the Elecraft KX2 and the Icom IC-705. Which should I buy? Antenna Cushcraft R9 covers 6,10,12,15,17,20,30,40,80 Meters November 09, 2015 No comments   This…

80M Antenna with HOA Constraints
0 0

80M Antenna with HOA Constraints

Welcome to the 400th Ask Dave video! Ken, VE7ZY, is having trouble with an 80m dipole mounted very closely to the roof flashing. He is…

Traditional Amateur Radio Contesting Faces a Demographic Cliff
0 0

Traditional Amateur Radio Contesting Faces a Demographic Cliff

Frank Howell, K4FMH, followed up his two-part National Contest Journal (NCJ) series, “The Demographics of Contesting,” with a post to his Social Circuits blog, called “Lemmings over a Demographic…

ARISS USA Gets IRS 501(c)(3) Recognition
0 0

ARISS USA Gets IRS 501(c)(3) Recognition

ARISS-USA, a Maryland nonprofit corporation, has earned recognition from the US Internal Revenue Service (IRS) as a Section 501(c)(3) charitable, scientific, and educational organization. ARISS-USA…

Can I Put One End of a Dipole Next to my VHF Antenna?
0 0

Can I Put One End of a Dipole Next to my VHF Antenna?

Nick, KC3PWJ, has a flagpole and also a pole that holds up his VHF/UHF discone. He’d like to string a 20m dipole between the two…

YOTA Contest 2021
0 0

YOTA Contest 2021

Team YOTA has been working hard over the last few months to establish one whole new project for the ham radio community. Everyone can take…

Amateur Radio Community Invited to Take Part in MARS Exercise on 60 Meters
0 0

Amateur Radio Community Invited to Take Part in MARS Exercise on 60 Meters

Radio amateurs are invited to take part in the MARS exercise now under way until April 10 in support of the US Department of Defense….

Yaesu FTDX-10 Menu and Feature Overview with W9FFF Ham Radio Dude
0 0

Yaesu FTDX-10 Menu and Feature Overview with W9FFF Ham Radio Dude

New from Yaesu, the FTDX-10 HF Transceiver – today I’ve invited Sean, W9FFF, from the Ham Radio Dude channel to go though all of the…

The RSGB is delighted to launch a new Award
0 0

The RSGB is delighted to launch a new Award

Friendship on the Air Award The Friendship on the Air Award is designed to celebrate the friendship of amateur radio over the airwaves. The main…

Renewing Your Amateur Radio License thru FCC Universal Licensing System
0 0

Renewing Your Amateur Radio License thru FCC Universal Licensing System

Renewing Your Amateur Radio License thru FCC Universal Licensing System Review Icom ID-51E PLUS2 Unboxing April 26, 2017 No comments The D-STAR Evolution continues with…

Wideband Antennas for SDR Radios
0 0

Wideband Antennas for SDR Radios

Flip, W4FLP, asked about options for wideband antennas for the popular RSP-DX software defined radio from SDRPlay. We cover three that should work fine. One…

A New Sunspot & More Aurora while A Mars Helicopter Preps for Flight | Space Weather News 04.05.2021
0 0

A New Sunspot & More Aurora while A Mars Helicopter Preps for Flight | Space Weather News 04.05.2021

A New Sunspot & More Aurora while A Mars Helicopter Preps for Flight | Space Weather News 04.05.2021 Review Ailunce HS1 HF SDR QRP Review…

Contests on QO-100 allowed
0 0

Contests on QO-100 allowed

Updated band plan valid: from 4 April 2021 Contest Zone (CW and SSB) Uplink area 2400.370 – 2400.490 MHz Downlink area 10489.870 – 10489.990 MHz…

NanoVNA-H4 Network Analyzer,  Antenna Analyzer Review/Demo
0 0

NanoVNA-H4 Network Analyzer, $86 Antenna Analyzer Review/Demo

Today we are checking out the NanoVNA-H4 analyzer. This little gem does a lot more than just SWR, so check out this video and other…

Getting the Sidebands Mixed Up Creates Audio Garbage
0 0

Getting the Sidebands Mixed Up Creates Audio Garbage

Roger Nielsen, K7PUG, is having trouble with his Elecraft K3 after a factory reset. Everything sounds garbled and won’t tune in. Let’s troubleshoot together. Antenna…

KN-990 SDR All Mode HF Transceiver With IF DSP 0.1 – 30 MHz
0 0

KN-990 SDR All Mode HF Transceiver With IF DSP 0.1 – 30 MHz

Here we take a look and test the KN-990 SDR All mode HF Transceiver. This radio is well built and includes an IF DSP for…

How to use an automatic antenna tuner with a Yaesu FT-891 (LDG Z11 Pro II)
0 0

How to use an automatic antenna tuner with a Yaesu FT-891 (LDG Z11 Pro II)

How to use an automatic antenna tuner with the Yaesu FT-891. In this video I show you the steps to set up and configure the…

Online Comm Academy 2021 is set for April 10 – 11
0 0

Online Comm Academy 2021 is set for April 10 – 11

The 2021 Comm Academy April 10 – 11 is 2 days of training, talks, and information on emergency communications and amateur radio. This year’s theme is Disasters…

World Amateur Radio Day (WARD) 2021 is Sunday, April 18
0 0

World Amateur Radio Day (WARD) 2021 is Sunday, April 18

World Amateur Radio Day (WARD) 2021 is Sunday, April 18. On that day in 1925, the International Amateur Radio Union (IARU) was formed in Paris….

Dayton Hamvention Announces Hamvention Weekend Activities
0 0

Dayton Hamvention Announces Hamvention Weekend Activities

Following its decision earlier this year to cancel the in-person Dayton Hamvention® in May, Hamvention has announced a series of 2021 Hamvention weekend activities, both virtual and on…