W1GHZ.org domain page

(Note W1GHZ.cx has gone away)
(Note Mirror on qsl.net is not always up to date)

Updated June 2013

 

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W1GHZ (N1BWT) 10 GHz home page

W1GHZ Microwave Antenna Book Online


QEX articles by W1GHZ
Small Projects
Phase Noise and MDS
New - from Microwavelengths, QST, July 2013
Sensitive RF Detector for Sun Noise and other uses


New - Locked VCXOs for Stable Microwave Local Oscillators with Low Phase Noise
Updated from Microwave Update 2012 with Phase Noise


New - PC Board for A Flexible VCXO Locking Board - locks VCXO to GPS or 10 MHz reference
Updated from Microwave Update 2012


New - PC Board for ADL5324 Power Amplifier for Cheap and Simple Microwave Transverters


New - PC Board for Modest Power Amplifier for Cheap and Simple Microwave Transverters


New - PC board for A Panadapter for the FT-817 using the Funcube Dongle, by N1JEZ


New - Miniverter-F

A 2-meter transverter for Flex-1500 and Microwave Transverters

Miniverter-F for 2 meters, also 222 or 432 MHz


New - A Personal Beacon for 10 GHz

10 GHz Personal Beacon or LO for 8 to 12 GHz


An Even More Fool-Resistant Conditional Sequencer

Even More Fool-Resistant Conditional Sequencer


Multiband Microwave Transverters for the Rover


902, 1296, 2304 and 3456 MHz
Simple and Cheap


From QST April 2007 "Microwavelengths"

RF Power Reference for power meter calibration


From Microwave Update 2005

A Homebrew Ratiometer for Antenna Measurement, or a Handheld Network Analyzer



Improved Dualband Feedhorn for 10 and 24 GHz
photo of feed
photo of feed with horn
photo of one-piece feed with horn and lowpass filter
New: One-piece horn with
Low-pass filter for better isolation

BD_2004 - now includes grids beginning with Q


Palm Software


January 2003 QST:  222 MHz Transverter for the Yaesu FT-817

New stuff I haven't organized yet

Small projects with PC boards

 Last light at the Big Ear Radiotelescope





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