G4BAO.COMMicrowave Amateur Radio Station, Waterbeach. 8km North Of Cambridge JO02cg |
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To Contact me: Skype johng4bao E-mail john at g4bao dot com QTHR
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Downloads Click on the link to download. 3 Watt 70cm Amplifier (500mW DATV Amplifier) PCB kits are available for this amplifier. see For sale page A copy of the article and build instructions can be downloaded below. Build instructions 2.5Watt 23cm Amplifier (300mW DATV Amplifier) PCB kits are no longer available for this amplifier. A copy of the article and build instructions can be downloaded below. Article (Zip file)
Relay Driver
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Presentations GHz Bands EME from a “challenging” The Bodger's Guide to QO-100 / Es'hailSat A Deeper understanding of Meteor Scatter The Bodger's Guide to Patio Moonbounce Optimising a REALLY small microwave EME system Modifying 1900MHz SSPas for 13cm My EME2012 presentation The Bodger's Guide to Amateur Microwaves Talk given to the Cambridge University Wireless Soiciety 2/2/2012 Orebro EME convention 2011 - LDMOS PAs A re-working of some earlier talks on LDMOS PAs for the Swedish EME convention The Bodger's Guide to Solid State QRO at VHF A pdf of my RSGB Convention 2010 presentation The Bodger's Guide to Scattering parameters A PDF of my presentation at RAL on the 18th of April 2010 The Bodger's Guide to LDMOS Power Amplifiers A PDF of my presentation at RAL on the 26th of April 2009 Bodger's Guides (or application notes if you prefer) #2 Using ceramic flange devices in the G4BAO PA PCB #3 Using Surplus AFL 900MHz hybrids at 23cms #4 Recycling the Mini circuits ZAPD1 as a DC- >4GHz splitter #5 A 40 Watt power amplifier for 2320MHz using the MRF19085 in a G4BAO 1296MHz board Some code to play with for programming the synthesisers in Ionical equipment
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