W1GHZ
(N1BWT) 10 GHz home page
Needs some updating
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W1GHZ
Microwave Antenna Book Online
Updated December 2024
QEX articles by W1GHZ
NEW - Updated and Improved Software:
HDL_ANT for Windows - thanks to W3SZ
WGFIL6 Waveguide Filter Design by WA4LPR - 32 bit version for Windows 10
NEW -
Antenna Analyzer Pet Tricks
from QEX, January 2019. Reprinted with Permission.
Discover a range of measurements you can make with your antenna analyzer
Useful tricks you can use with NanoVNA as well
Transverters
Sequencers
PC Board Small Projects
Other Small Projects
Filter articles by W1GHZ
Waveguide
Directional Couplers for High Power
Phase Noise and MDS
24 GHz and Up
Old W1GHZ home page (in case something got lost)
Large W2IMU Feedhorns for Improved G/T on Offset Dishes
New - From Microwave Update 2024
![Four horn sizes](http://www.w1ghz.org/new/Four_horns.jpg)
Large W2IMU Feedhorns for Improved G/T on Offset Dishes
Sectoral Horn Antennas for Microwave Beacons
From Microwave Update 2023
![Horn with transitions](http://www.w1ghz.org/new/production_horns_sm.jpg)
Sectoral Horn for 24 or 47 GHz
with Waveguide Transitions for WR-42 (24 GHz) or WR-19 (47 GHz)
![47GHZ beacon](http://www.w1ghz.org/new/47G_beacon_sm.jpg)
Beacon for 47 GHz with Sectoral Horn and
WA1MBA 47 GHz Quadrupler
from Microwave Update 2023
Sectoral Horns and Waveguide Transitions are available
Improved Dualband Feedhorn
for 10 and 24 GHz
![photo of feed](http://www.w1ghz.org/new/dm1024_icon.jpg)
![photo of feed with horn](http://www.w1ghz.org/new/dm1024_horn.jpg)
![photo of one-piece feed with horn and lowpass filter](http://www.w1ghz.org/new//mark3_horn.jpg)
One-piece horn with
Low-pass filter for better isolation
BD_2004 - now includes grids beginning with Q
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