Visualizing How a Yagi Works

Using a low power amateur radio transmitter and a simple light bulb receiver circuit, we see how radio waves and electromagnetic induction transmit energy and signals wirelessly through the air. We also see how dipole and Yagi antennas radiate their energy in different patterns.

by Diana Ing

View the original post at Make online magazine:
http://blog.makezine.com/archive/2010/02/seeing_radio_waves_with_a_light_bul.html

CQ Magazine files rule change request on 97.113

CQ Magazine files rule change request on 97.113

One of the nation’s leading ham radio publications is joining the movement to modify section 97.113 of the Amateur service rules. This, to permit hams in the employ of government or relief agencies to take part in disaster training drills.

You can read the entire story on the CQ petition to change section 97.113 of the Amateur service rules beginning on page 8 and continuing on page 114 of February 2010 issue of that magazine. Its also on-line at
http://www.cq-amateur-radio.com/ZeroBiasFeb10.pdf

CQ Magazine files rule change request on 97.113

One of the nation’s leading ham radio publications is joining the movement to modify section 97.113 of the Amateur service rules. This, to permit hams in the employ of government or relief agencies to take part in disaster training drills.

Microphone no Different than Cell Phone Say Canadian Police

The Lindsay Post
by: Lisa Gervais, Lindsay Post Reporter
February 3,  2010

CB and HAM radio users must conform to new legislation

KAWARTHA LAKES – Local police are advising amateur CB and ham radio users to adhere to the new driver distraction legislation, saying a microphone is no different than a cellphone. However, the MTO said if those radios are being used to assist in an emergency situation, users are covered under three-year exemption until January 1, 2013.

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March of Dimes – March for Babies 2010

March of Dimes Fresno March for Babies 2010

Mark your calendars for Saturday April 17, 2009 – CARP will be providing radio communications for the March of Dimes March for Babies Fresno 2009 event at Woodward Park. We have also enlisted the help of Fresno ARES/RACES and other local amateur radio clubs.

If you are interested in participating in the event, please fill out the sign-up form below or contact Rob Mavis AE6GE ae6ge@k6arp.org or 559-272-6791.

Date/Time:
Saturday April 18, 2008 – 7:30am
Please arrive by 7:30. The event will last until around 12 to 1 pm.

Location:
Woodward park

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Texting Underground Can Save Lives And Caves

NPR.org
by: Brad Horn
January 31, 2010

Texting Underground Can Save Lives And Caves

Caves are some of the last places on the planet left to explore. Though caving is relatively safe, if something goes wrong deep inside the earth a rescue can take days – in part because cell phones and walkie-talkies don’t work underground. But a remarkable teenager in New Mexico has invented a device that may significantly speed that process with the ability to text from underground caves. The young man’s invention may have other applications as well.

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CARP February 2010 e-Newsletter

Clovis Amateur Radio Pioneer’s
February 2010 e-Newsletter

Hello fellow Pioneers,

Enjoy this month’s edition of the CARP e-Newsletter.  Please send any comments or questions to info@k6arp.org.

In this edition:

  • 2010 CARP Election Results
  • 2010 CARP Officers
  • Repeater Outage Update
  • KD6DRY Estate Silent Auction

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FCC Notice of Proposed Rule Making on Vanity Call Sign Rules Open for Comments

ARRL Bulletin 3  ARLB003
From ARRL Headquarters Newington CT
January 29, 2010
To all radio amateurs

SB QST ARL ARLB003
ARLB003 FCC Notice of Proposed Rule Making to Revise and Clarify Vanity Call Sign Rules Open for Comments
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CARP Repeater System Update

by: Rob Mavis AE6GE
January 24, 2010

CARP Repeater System Update Report

dscf8072Today members of the CARP Technical Committee, Patrick May KI6QOH and Rob Mavis AE6GE,  made the trek up the hill to the check out the repeater site and do some maintenance and get the link between Clovis and Mile High back up.

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CARP Repeaters Back Online

by: Rob Mavis AE6GE
January 23, 2010

Power is Restored and the CARP Repeater System is Back Up

Looks like the power was restored to the hilltop around 2pm today. Repeaters are back functional, but there is still a problem with the link so the IRLP and echolink is not linked to the hilltop.

The Technical Committee is coordinating a trip to the hilltop for next weekend, hopefully the roads will be clear by then.

CARP Repeater Down Due to Power outage

by: Rob Mavis AE6GE
January 21, 2010

Power Outage Due to Winter Storm has left Repeaters of the Air

Due to the series of winter storms that has pounded the area, there has been an extended power outage in the Shaver Lake/Mile High area. This has resulted in the CARP high-level repeater system being out of service.

When the power is restored the repeater system should be back up.

Currently out low-level repeater located near downtown Clovis is operational. The frequency of that repeater is 440.350 MHz, 141.3 hz tone.