Tuesday, June 19, 2012

An Untanglable Twinlead 20-Meter Dipole

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  The March 2010 Trail-Friendly Radio column in WorldRadio Online magazine features a 20-meter folded dipole that is great for backpacking...
Tuesday, November 22, 2011

Schematic of LED Absorptive SWR Bridge-Indicator, Circa 2000, Featured in the January 2012 WRO

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Details on how to build a "cardboarded" -  as opposed to a "breadboarded" - version of this T-FR LED Absorptive SWR Bri...
1 comment:
Saturday, May 14, 2011

Reader Feedback: 2-Meter 300-Ohm Twinlead J-Pole, January 2011 WRO

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I was quite interested to read the article on the “Loose-Wire Double Radiator 300 ohm Twinlead 2-meter J-Pole antenna” in the January issu...
2 comments:
Thursday, October 21, 2010

KI6SN T-FR Single-Lever CW Paddle

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November 2010's Trail-Friendly Radio, in Worldradio Online magazine by Richard Fisher, KI6SN, features a modified version of NB6M...
Friday, May 21, 2010

'Where Am I Going to Operate?' - Frequencies

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For an enlarged view, click on the image. Darrell Swenson, KØAWB, of Omaha, Nebraska, put together this handy chart of HF and VHF freque...
Monday, April 12, 2010

KI6SN LM380 Audio Amplifier For the Field

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KI6SN's Trail-Friendly Radio column in the May 2010 edition of WorldRadio Online magazine features an easy-to-build audio amplifie...
1 comment:
Friday, March 19, 2010

Feedback On the KI6SN OM Antenna Mast

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   This photo shows the bottom portion of N2EIK's PVC mast arrangement. Here's the mid-portion of the mast at N2EIK.  A l...
Tuesday, January 19, 2010

Diana Eng, KC2UHB: From the 'Runway' to the trail

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Diana Eng, KC2UHB, a star of the hit Bravo reality series Project Runway, has the lead role in her own You Tube video: How To: Set Up ...
Tuesday, December 15, 2009

The KI6SN 'Old Man' Mast - Bending all the rules

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The January 2010 edition of WorldRadio Online's Trail-Friendly Radio column features the KI6SN "Old Man Mast," an easy-...
Saturday, November 14, 2009

WA3ZBJ takes field-based antennas to a new height

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As featured in KI6SN's December '09 Trail-Friendly Radio column in WorldRadio Online magazine, Don McBride, WA3ZBJ, operated a ...
Monday, October 19, 2009

A simple, useful tuner for the venerable EFHW

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KI6SN's November 2009 Trail-Friendly Radio column in WorldRadio Online magazine focused on a useful, popular and easy-to-manage HF fie...
Saturday, September 12, 2009

High-flying with the Bottle Bag Antenna Launcher

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The Trail-Friendly Radio column by KI6SN in the October 2009 edition of WorldRadio Online magazine features a simple antenna launching ...
1 comment:
Friday, August 21, 2009

W6JRY reflections on the PRC-64 'Spy Radio'

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The September 2009 Trail-Friendly Radio column in WorldRadio Online magazine features a retrospective on the Vietnam-era PRC-64 "Spy ...
1 comment:
Monday, July 20, 2009

The W5JH Baby Black Widow keyer paddle

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The August 2009 edition of WorldRadio Online magazine's Trail-Friendly Radio column, by Richard Fisher, KI6SN, features Jerry Haigwo...