Veteran's Day Operations|
12:00 EST, 11 Nov 2010 - 5403.5 KHz USB
|A boat crane, the last remaining vestige of the Electric Launch Company ( ELCO) manufacturers of WWII Patrol -Torpedo Boats including PT-109.|
|So, What's Wrong with My Whip?|
Your sigal is shown in red.
(Low half-wave in blue.)
End-Fed Half-Wave Antenna
for 75, 60, and 40 Meters
Getting the Wire Into the Sky
While most packsets, designed for short whips, will resonate an end-fed half-wave wire, the radiation resistance of the much longer antenna in about 50 ohms as opposed to just a couple of ohms as presented by the whip. N3FRQ was able to run todays net with the PRC-2000's internal tuner, but signal reports improved dramatically when the external tuner was used in place of the internal auto tuner.
This design is easy to reproduce: