A collection of the publications, attachments and other downloads found on the site are gathered here.
PDF: ACØC SB200 SLEEPER - Xtreme Conversion
Presented to the Kansas City DX Club, 2009. 12 Mb
PDF: The Good, The Bad and The Ugly - ACøC Alpha 76pa Modernization
One Man’s Modernization - or Unforgivable Butchering - of a Classic Workhorse Amp.
Presented to the Kansas City DX Club, Jun 2011. 3 Mb
PDF: Antenna Pictures and Other Stuff
Comments on each of the antennas on site. Presented to the Kansas City DX Club, Jan 2019. 6 MB
PDF: Fire Control
Covers station automation including integration of rigs and antennas. Presented to the Kansas City DX Club, Mar 2019.
PDF: AC0C 10-band Stealth Attic Antenna System for Contesting and DX
Featured in the NCJ, May-June 2012. 1 MB
PDF: 4th-Generation Stealth All-Band Electrically Reversible Directional Array
Presented to the Kansas City DX Club, 26 Jul 2010. 7 MB
PDF: 40m 2-element Wire Beam: Parasitic to Phased Array Conversion
Details on implementing a phased-drive reversable two element array.
Presented to the Kansas City DX Club, 25 Apr 2011. 3 MB
PDF: Antennas for Restricted Spaces
Presented to the ARRL Midwest Convention, 9 Nov 2013. 5 MB
PDF: Stealth Antennas
Analysis and comment on the First 3 Generations of AC0C Attic Antennas. 2009 7 MB
PDF: Shack Automation - Field Day Style
Automatic band decoding, antenna switch, triplexer and band pass filters - all in one.
Presented to the Kansas City DX Club, Nov 2015. 2 MB
Telrex Antennas and Rotors
Classic 50's era monster beams from Telrex. Documents posted here so they won't be as hard for the next guy to track down !
Telrex antenna catalog - April 1985
Telrex 40M329 - 40m 3 element 29'
Telrex 20M646 - 20m 6 element 46'
Telrex 15M845 - 15m 8 element 45'
Telrex 10M1044X - 10m 10 element 44'
Telrex TB6EM - Triband 6-element 26'
Telrex BA2345RIHS rotor - 9000 in-lbs torque boxed rotor
Telrex BA32899RIHS rotor - 12000 in-lbs torque boxed rotor
Telrex A2140RISX rotor - 9000 in-lbs torque open frame rotor
SDR , Panadapters and Bandscopes
PDF: An Introduction to Software Defined Radios
Published in the Kansas City DX Club Newsletter, 2010. 2 Mb
PDF: Adding Panadapter Capability to the Yaesu FT-2000
Introduction and guidelines for using the combination of IF-2000 mixer board, external SDR and PowerSDR-IF-Stage application for a fully integrated bandscope solution. 2 Mb
PDF: An Introduction to Roofing Filters
Presented to the Centeral Arizona DX Club, 6 Oct 2011. 5 Mb
PDF: Preformance Enhancements for the Popular FT-2000
Presented to the W0DXCC Convention, June, 2011. 17 Mb
VIDEO: Demonstration of IMD Reduction on the FT-2000 using the AC0C NS filter
Format WMV 640x480 - 29mb
VIDEO: Demonstration of IMD Reduction on the FT-950 using the AC0C NS filter
Format WMV 640x480 - 21 mb
PDF: QST Review - AC0C NS Roofing Filter for the FT-2000 and FT-950
QST May 2012, reproduced with permission,
PDF: HB9ERU Measurements on his NS Filter Equipped FT-950
Thanks to Bruno Fognini HB9ERU
PDF: Got PS? 13.7V - 45 Amps - $20
Presented to the KCDXC Sept 2016 - 3 mb
PDF: The Future of RTTY Contesting
Presented to the Dayton Hamvention, May 2019 - 1mb