SCATTERPOINT – 2011 An Amateur Radio Publication for the Microwave Enthusiast JANUARY Scatterpoint Subs & Distribution 28-47GHz Amplifier DXing on Lightwaves 2011 Contest Rules & Calendar New Squares Award New 87km Lightwave Record FEBRUARY/MARCH Low Cost 14.4MHz TCXO 40Watt PA for 2.3GHz UKuG Online Contest Portal 24GHz – 579km FR-DL World Record 2.3GHz VK-ZL across the Tasman Sea Microwave Distance Records APRIL Video Linked Azimuth Indicator Basic ADF4110 Lockbox More Lightwave records New German 76GHz record – 228km Beacon Upgrades Lowband Contest Results MAY Don Hayter G3JHM SK 144MHz Source for Transverters! Look back at newsletters by Peter G3PHO Seigy 2011 Report Lightwaves challenge and new record First steps on 134 GHz JUNE 10GHz power amplifier for beginners 15 element Yagi for 1090MHz ADS-B Mac software for radio Experimental YTO-based 10 GHz sweeper 134 GHz Transverter 24GHz EME Activity JULY Silent Keys OZ8AFC, HB9QQ Powering a 28V Coaxial Relay from 12V 50MHz to 4GHz high dynamic range amplifier 1090MHz ADS-B Preamp with 1296MHz Notch Filter WR42/WG20 to WR28/WG22 transition for 24GHz RAL 2011 Information AUGUST 30dB Power Attenuator 432MHz downconverter for the SDR-IQ RDDS Locking 3 x G8ACE Oscillators Optical (nanowaves) comms and definitions Finningley Round Table Weekend Surplus 3cm amplifier and filter SEPTEMBER Using Horns on much lower Frequencies 30db Power Attenuator a PS Leaky plumbing Microwave Power Meters & Accuracy Nanowave 46km 850nm contact Microwave Field Day 2011 Report OCTOBER 78GHz and 122GHz in a single Transverter BXF Azimuth Rotator Controller UKuG at the RSGB Convention ARRL EME Contest Nanowaves Diary 135GHz, 243GHz and 324GHz in Australia NOVEMBER / DECEMBER 5760MHz 7N2UO version of W2IMU horn 144146MHz bandpass filter for the SPFAMP News from the Big Dish at Bochum How to be a Bad Morse Operator 1296MHz JT65 Experimental Beacon Scottish Microwave Roundtable