RadCom Plus

RadCom Plus is the RSGB’s digital technical supplement

RadCom Plus, Vol. 8, No. 1

July 28, 2023

To read this edition, tap or click the cover image Contents 1 Alignment of multi-resonator band-pass filters without a sweep generator John Worsnop, G4BAO 3 A compact broadband active antenna for VHF/UHF: The “Scantenna” John Hawes, G8CQX 10 Receiver and transcei...

Read more

RadCom Plus, Vol. 7, No. 1

December 22, 2022

To read this edition, tap or click the cover image Contents 1 On the response of an active dipole antenna Gwyn Griffiths, G3ZIL and Glenn Elmore, N6GN 8 Icom IC-705 aerial switch and automatic antenna tuning unit Bob Harris, G4APV 14 Operating on the 30THz band – ...

Read more

RadCom Plus, Vol. 6, No. 2

February 3, 2022

To read this edition, tap or click the cover image Contents 1 High loss RF sampler taps Thomas Alldread, VA7TA 8 Operating on the 30THz band – Part 1 Barry Chambers G8AGN 14 Long delay echoes A.K. Goodacre VE3HX 19 Experiments with DIY remote operations Bob Cowder...

Read more

RadCom Plus, Vol. 6, No. 1

May 19, 2021

To read this edition, tap or click the cover image Contents 3 Driving relays over a network Bob Cowdery, G3UKB 8 An Automation system for the WSPRLite Bob Cowdery, G3UKB 13 Sporadic E – where we are now? Jim Bacon, G3YLA 26 piWebCAT: a CAT software system fo...

Read more

RadCom Plus, Vol. 5, No. 1

December 16, 2020

To read this edition, tap or click the cover image Contents 3 Wide dynamic range field strength meter Thomas M. Alldread, VA7TA, describes his wide dynamic range field strength meter 19 Elevating an antenna with anti-phased elements Tony Preedy, G3LNP, shows us ho...

Read more