Tech Center

Amateur Satellites

· Satellite Primer  

WIFI

· Long range Wi-Fi -  Jefa Tech

· What's killing your Wi-Fi signal? PC Pro

QST Articlets of Interest

40 & 20 Meters

· A 56 foot antenna for 40 and 20 Meters     QST May 2011 Page 58

· Backup Power
       Solar Backup Power System
       QST May 2011 Page 37

Sound Card
       Build your own Sound Card  —  QST        March 2011 Page 34

Coax
       Selecting the Best Coax for your next        antenna— February 2011 Page 49

PC Boards
       Design your own PC Board (W7JI) —        QST February 2011 Page 37
The G5RV— How and why it works .
       August 2010 QST— The Doctor is in—
       Page 54

· 
Build a Spud gun
       March 2010 QST— The W4SSY Spud        gun— Page 67

Amateur Radio On Youtube

· www.youtube.com/ARRLHQ

· Watch interview w/ Brenden Geary (KJ6HVP)

· ARES using D-STAR

· Make your own printed circuit board...

· PL-259 Installation made easy for RG213

· PL-259 Installation made easy for RG8X

· An Emergency Preparedness Story

· FCC Forum with Craig Fugate

· WSPR Software

NBEMS

· Narrow Band Emergency Messaging
NBEMS Software by
W1HKJ & Associates
   http://www.w1hkj.com from w5IK
   Introduction to NBEMS by WA3WSJ

 

Emergency Antennas

             Pocket J-pole

             Free Standing Telescoping j-Pole

VHF/UHF Antennas

·        2M/70cm Copper Vertical Dipole (W7LPN)

·        Recycling TV antennas for 2 meter use

· 
HF Antennas

·        Dipole, inverted V & Ground        Plane        Calculator

·        The Bent Dipole K0NM

HF Antennas with Ladderline Feed

· Five Bands— No Tuner (GOFAH)

· The Lure of Ladder line (WB8IMY)

· The G5RV Multiband Antenna

APRS

· An APRS Encoder Tracker

· APRS on the web APRS.fi

· Google Maps APRS

For your Shack

· A CW Operating Aid K1LDZ

· A Transmit/Receive Switch WA2CBZ

· Adapting the D104 Microphone
or Use with Modern Transceivers K0SF

·  Design your own PC Board

Software

· Winmore — Software TNC for Winlink              Download— RMS Express (see QST     October 2010 Page 93.

· MMTTY TTY software

· WSJT (W1JT) physicsprinston.com

· WSPR (W1JT) — physicsprinston.com
             QST November 2010 Propagation
            

· ALE400 — Multipsk

             MultiPSK — Error Free HF
             communications
             see QST June 2011 Page 34

Predictive Software
             www.qsl.net/w6elprop
             www.wm7d.net/hamradio/solar              index.html

             (QST March 2011 Page 65/66)

Other

             Amateur Radio Software

 

Power

· 12V Junction Box ARRL

· A 12V Boost Regulator N8XJK