QEX Download Files sorted by Date:
Last updated on 24 December
2009. Please report errors to qex@arrl.org.
File |
Issue |
Description |
Author’s Name |
Author’s Call |
1/2010 |
LTSpice
simulation files for the Tech Notes article on “Outphasing
Modulation of High Efficiency Amplifiers.” This is a follow up article to
Mike Hamel’s Sep/Oct 09 article, “Phase Controlled Differential Drive for EER
Amplifiers.” |
Mike Hamel David Cripes |
WO1U NM0S |
|
1/2010 |
Octave script
files for “Octave for Bessel
Functions.” |
Maynard Wright |
W6PAP |
|
1/2010 |
ResistorCAD
program file originally described in “Letter” from Juan Monico, VA7IE, in the
Sep/Oct 09 issue. This file was updated 12/7/09 to include a ReadMe.txt file
from the author that was missing from the original download file. Thanks to
Dave Green, VE3TLY, for bringing
this to our attention in a “Letter” in the Jan/Feb 10 issue. |
Terry Harris Vadar Systems |
11/2009 |
Gerber Circuit Board files for the “SDR: Simplified” column. |
Ray Mack |
W5IFS |
|
11/2009 |
PDF files of Circuit Board layout for the “SDR: Simplified” column. |
Ray Mack |
W5IFS |
|
11/2009 |
Crystal ladder filter design program for “Crystal Ladder Filters for All |
Horst Steder Jack Hardcastle |
DJ6EV G3JIR |
9/2009 |
.Program files for “Build a Low Cost Iambic Keyer |
Richard Chapman |
KC4IFB |
|
9/2009 |
Circuit board and front panel CAD files for “Atomic Frequency Reference for your Shack.” |
Bob Miller |
KE6F |
|
9/2009 |
ResistorCAD program file described in “Letter” from Juan Monico, VA7IE This file was updated 12/7/09 to include a ReadMe.txt file from the author that was missing from the original download file. |
Terry Harris Vadar Systems |
||
9/2009 |
Circuit board and parts placement files for Part 4, “A Cybernetic Sinusoidal Synthesizer.” |
Gary Steinbaugh |
AF8L |
|
9/2009 |
EZNEC model file for “An Easily Erected 20 Meter Antenna for Emergency Use” |
Robert Zimmerman |
VE3RKZ |
7/2009 |
Program files for the “SDR: Simplified” column. |
Ray Mack |
W5IFS |
|
|
|
|
|
3/2009 |
Various program files for “Some Assembly Required — How to Write a Simple Microcontroller Program.” |
Roger Monroe |
K7NTW |
|
3x09_Spencer_Tech_Notes_PCB.zip |
3/2009 |
Tech Notes Column files. The PPT file is a Microsoft PowerPoint file that animates a couple of the propagation reception graphs. The PCB file contains top and bottom circuit board files and parts placement overlay. The asm file is the assembly language file for the PIC on the revised SID receiver interface. |
Mark Spencer |
WA8SME |
3/2009 |
Letters Column. This file is a program to calculate parameters for Frederick Hubler’s Nov/Dec 2008 article, Broadband Impedance Matching. |
Steven Schultz |
WB8WGY |
|
3/2009 |
Letters Column. This file is an updated program file for Jim Koehler’s May/Jun 2007 article, An Automatic Noise Figure Meter |
James Koehler |
VE5FP |
|
1/2009 |
The software files associated with the “SDR: Simplified” column. (11 KB) |
Ray Mack |
W5IFS |
11/2008 |
Software files and some color photos associated with “Fully Automated
DDS Sweep Generator Measurement System. This file includes software updates provided by the author on 1 Dec
08. (3.58 MB) |
Dr. Sam Green |
W0PCE |
|
11/2008 |
Spice circuit simulation files for “Broadband Impedance Matching,
along with a self-executing file with a version of UC Berkeley Spice ver 3f5. (896 KB) |
Frederick Hubler |
||
11/2008 |
EZNEC model file for the five-element 2-m Yagi antenna described in
“Offset Matching of Yagi-Uda Beams.” (349 bytes) |
Robert Zimmerman |
VE3RKZ |
|
9/2008 |
LTSpice circuit simulation files for the circuits
of Figures 6 and 7 of “A Great Teacher: The Crystal Set.” (2 KB) |
Phil
Anderson |
W0XI |
|
9/2008 |
Software
files associated with “SID: Study Cycle 24, Don’t Just Use It.” (24 KB) |
Mark
Spencer |
WA8SME |
|
9/2008 |
PIC
program files and Windows Configuration Software files for “The Rechargeable
Battery Cycler.” (452 KB) |
Bertrand
Zauhar |
VE2ZAZ |
|
7/2008 |
EZNEC files for the antennas modeled in the Antenna Options column. This
column discusses one wavelength loops. (70 KB) |
L.
B. Cebik (SK) This
is the final Antenna Options column that we had received from L. B. before
his death. |
W4RNL |
|
5/2008 |
EZNEC
files for the antennas modeled in
the Antenna Options column. This column discusses various types of
reflectors. (30 KB) |
L. B. Cebik (SK) It is with the deepest sorrow that we
report that L. B. became a Silent Key in April 2008. |
W4RNL |
|
5/2008 |
Software files associated with “An All
Digital SSB Exciter for HF.” (1.86 MB and 124 KB) |
James Ahlstrom |
N2ADR |
|
5/2008 |
Firmware and program files associated with
“A Software Controlled Radio Preselector.” (1.54 MB) |
Juan Jose de Onate |
M0WWA |
|
3/2008 |
Excel
and Quatro
Pro format spreadsheets for calculations described in the Antenna
Options column. This column discusses impedance matching for beam antennas.
(26.7 KB) |
L. B. Cebik |
W4RNL |
|
1/2008 |
EZNEC files for antennas modeled in the Antenna Options column. This column looks at some larger choices for horizontally polarized omnidirectional antennas. (14 KB) |
L. B. Cebik |
W4RNL |
|
1/2008 |
Program files and HEX code files for”A Low-Cost, Flexible USB Interface.” (645 KB) |
Professor Dr Thomas C. Baier |
DG8SAQ |
|
1/2008 |
Circuit board patterns and parts placement
diagrams for “A 2256 MHz PLL Local Oscillator.” Assembly language PIC program
file and HEX code files are also included. (1.24 MB) |
Jim Kocsis |
WA9PYH |
|
1/2008 |
Circuit board patterns and parts placement
diagrams for “A Squelch Amplifier.” (1 KB) |
John Laughlin |
KE5KSC |
|
1/2008 |
Files associated with “The Z100 CW Tuning
Aid.” (1.7 MB) |
Jack Smith |
K8ZOA |
|
1/2008 |
Octave script file for
“More Octave for Transmission Lines.” (5.34 kB) |
Maynard Wright |
W6PAP |
11/2007 |
This file is an Adobe PDF file of the index for 2007, Issues 240-245. |
Lori Weinberg |
KB1EIB |
|
11/2007 |
EZNEC files for antennas modeled in the Antenna Options
column. This column explores some horizontally polarized omnidirectional
antennas. (7.9 kB) |
L. B. Cebik |
W4RNL |
|
11/2007 |
Circuit board pattern and HEX program code for “SAN2PC: A Spectrum Analyzer to PC Interface.” (21.4 kB) |
Roland Cordesses |
F2DC |
|
11/2007 |
Various program files and audio files associated with “Program Your Own Voice Keyer/Recorder.” (859 kB) |
Steve Gradijan |
WB5KIA |
|
9/2007 |
EZNEC files for the antennas
modeled in the Antenna Options column. This column looks at circularly
polarized satellite antennas. (14.4 kB) |
L. B. Cebik |
W4RNL |
|
9/2007 |
PIC controller hex program file
for “A DDS Based QRSS (and CW) Beacon.” (4.5 kB) |
Matteo Campanella |
IZ2EEQ |
|
9/2007 |
Various Microsoft Excel Spreadsheets
and EZNEC data files associated with “Using Gain-Probability Data to Compare
Antenna Performances.” (151 kB) |
Fred Glenn |
K9SO |
|
9/2007 |
Various program and text files associated with “Turbo Delphi
Explorer: Develop Amateur Radio Projects for Windows with a Free
Compiler.” (875 kB) |
Steve Gradijan |
WB5KIA |
|
9/2007 |
Text file with Table 1, Visual Basic Code Samples
from “An Unusual Vector Network Analyzer.” (1.32 kB) |
Dr George R. Steber |
WB9LVI |
|
9/2007 |
Octave script files for the
program listings in Tables 1, 2, 4 and 5 from “Octave for Circle
Diagrams.” (3.9 kB) |
Maynard A. Wright |
W6PAP |
|
7/2007 |
EZNEC files for the antennas
modeled in the Antenna Options column. This column looks at reversible wire
beam antennas. (82.4 kB) |
L. B. Cebik |
W4RNL |
|
7/2007 |
MathCAD files used by the author
to create graphs for “Voltage-Magnitude Impedance Measurement.” (57.7 kB) |
F. N. Eddy |
|
|
7/2007 |
Microsoft Excel spreadsheet example file for three element cubical quad antenna design
described in “Microsoft Excel for Antenna Modeling.”(3.63 kB |
Brian B. Turner |
K2SJM |
|
5/2007 |
EZNEC files for antennas modeled in the Antenna Options column. This column looks at NVIS antennas for special needs. (85 kB) |
L. B. Cebik |
W4RNL |
|
5/2007 |
ATMega32 microprocessor source code
and HEX object code files for the Automatic Noise-Figure Meter (27 kB) NOTE: In the
Mar/Apr 2009 issue, in the Letters column, the author informed readers that
he had discovered an error in the code, and he provided a new file. That new
file is the one linked here for download. |
Jim Koehler |
VE5FP |
|
3/2007 |
Color graphs and original
captions for Figures 12, 13, 16, 17 and 18 from “A Low Budget Vector Network Analyzer
for AF to UHF.” (210 kB) |
Professor Dr Thomas C. Baier |
DG8SAQ |
|
3/2007 |
An assembly guide and an operators guide, along with a printable file to
make the project box label for “IsoCat.: USB
Transceiver Control and Sound Card Interface.” (363 kB) |
William Buoy |
N5BIA |
|
1/2007 |
EZNEC files for antennas modeled in the Antenna Options column. This column looks at various narrowband NVIS antennas. (14 kB) |
L. B. Cebik |
W4RNL |
|
1/2007 |
EZNEC file for “All About the
Discone Antenna.” (1 kB) |
Steve Stearns |
K6OIK |
|
1/2007 |
Octave script
file for “Octave for Transmission Lines.” (3 kB) |
Maynard Wright |
W6PAP |
11/2006 |
EZNEC files for antennas
modeled in the Antenna Options column. This column explores some options for
wire beam antennas. (11 kB) |
L. B. Cebik |
W4RNL |
|
11/2006 |
Various program source code files associated with “Command and Control: Talk to Your Radio and Your Radio May Talk Back.” (1.44 MB) |
Steve Gradijan |
WB5KIA |
|
9/2006 |
EZNEC files for antennas modeled in the Antenna Options column. This column looks at various horizontal dipole arrays. (5 kB) |
L. B. Cebik |
W4RNL |
|
9/2006 |
MathCAD files associated with “Q Calculations of L-C Circuits and Transmission Lines: A Unified Approach.” The Microsoft Excel file “Calc_SeriesRLC.xls” is also included. (1.18 MB) |
Jacques Audet |
VE2AZX |
|
7/2006 |
EZNEC files for antennas
modeled in the Antenna Options column. This column looks at various vertical
dipole arrays. (5 kB) |
L. B. Cebik |
W4RNL |
|
7/2006 |
Software files for “I-V Curve Tracing with a PC” and companion July 2006 QST article. (114 kB) |
Dr. George Steber |
WB9LVI |
|
7/2006 |
Octave executable model file for “Octave for System Modeling.” Also included are Tables 2 and 3 from the article, with code snippets for other model variations discussed in the text. (2.95 kB) |
Maynard Wright |
W6PAP |
|
5/2006 |
EZNEC files for antennas
modeled in the Antenna Options column. This column looks at the bandwidth of
several Yagi and quad antenna designs. (3.77 kB) |
L. B. Cebik |
W4RNL |
|
5/2006 |
Talking Logbook with Rig Control software. This is the
software installation file. (1.8 MB) |
Steve Gradijan |
WB5KIA |
|
5/2006 |
EZNEC antenna model file
for Uniform Current Loop Radiators. (0.5 kB) |
Robert K. Zimmerman, Jr. |
NP4B |
|
3/2006 |
EZNEC files for antennas modeled in the Antenna
Options column. (1 kB) |
L. B. Cebik |
W4RNL |
|
3/2006 |
Controller software source code for "An L-Q Meter." (23 kB) |
Jim Koehler |
VA7DIJ |
|
3/2006 |
WINDLOD.EXE and DOC file for "An Analysis
of Stress in Guy-Wire Systems (55.5 kB) |
William Rynone, PhD, PE |
WB2EIQ |
|
1/2006 |
EZNEC files for antennas modeled in the Antenna
Options column. (1.46 kB) |
L. B. Cebik |
W4RNL |
|
1/2006 |
Circuit files for PSpice analysis (1.38 MB) |
Randy Evans |
KJ6PO |
|
1/2006 |
Two images of the Harmanized R4C receiver (1.58 MB) |
Phil Harman, Steve Ireland |
VK6APH, VK6VZ |
11/2005 |
HP to JEDEC parts cross reference (46 kB) |
Frank Carcia |
WA1GFZ |
|
9/2005 |
Software for QRP DDS |
David Harrison |
W6IBC |
|
9/2005 |
Software package for “A USB controlled VFO” (506 kB) |
Gary Geissinger |
WAØSPM |
|
9/2005 |
Files and program for PC Sound card impedance bridge |
Dr George Steber |
WB9LVI |
|
5/2005 |
Figures for “Using The SA605/615 IF Processor IC.” |
Dan Doberstein |
— |
|
3/2005 |
PIC software for inexpensive TNC (505 kB) |
Bob Ball |
WB8WGA |
|
1/2005 |
1-GHz Waveguide Preamplifier Etching pattern and Harmonica model |
Zack Lau |
W1VT |
|
1/2005 |
Excel spreadsheet to design PLLs (128 kB |
Randall Evans |
KJ6PO |
|
|
1/2005 |
"Why antennas radiate" appendix. Check back for updates. (120 kB "Why antennas radiate" pdf. Corrections to "Why antennas radiate." |
Stuart Downs |
WY6EE |
1/2005 |
QST coaxial-trap discussion |
Müller |
DG1MFT |
7/2004 |
Improved remote antenna-impedance measurement spreadsheet |
Ron Barker |
G4JNH, VK3INH, ex VK2INH |
|
7/2004 |
Host and target source, schematic for 100 MHz vector network analyzer with USB interface. |
Tom McDermott Karl Ireland |
N5EG |
|
5/2004 |
Graphics files of Figs 2-8 |
Glen Gardner |
AA8C |
|
5/2004 |
Code for programming microprocessor |
Chris Sieg |
WA3LDI |
|
5/2004 |
USB Firmware Users Guide - Assembly version |
Dick Lichtel |
KD4JP |
|
3/2004 |
UHF Microwave synthesizer |
John Miles |
KE5FX |
|
3/2004 |
GWBasic programs for multiband dipoles |
Al Buxton |
W8NX |
|
3/2004 |
Tapped capacitor matching |
Randy Evans |
KJ6PO |
|
3/2004 |
1296 MHz signal source |
Zack Lau |
W1VT |
|
1/2004 |
Parts placement diagram |
Bob Kopski |
K3NHI |
11/2003 |
Filter tables and bias calcs |
Jim Scarlett |
KD7O |
|
7/2003 |
PLD info, graphics, etching patterns |
Larry Cicchinelli |
K3PTO |
|
9/2003 |
Spreadsheets for ladder filter design |
Randy Evans |
KJ6PO |
|
7/2003 |
Antenna models |
Chris Trask |
K7ZWY |
|
5/2003 |
Logging files for Palm organizers |
Paul Wade |
W1GHZ |
|
3/2003 |
Worksheet to analyze SDR-1000 |
Gerald Youngblood |
AC5OG |
|
1/2003 |
Basic Stamp 2 source and figures |
Manfred Mornhinweg |
XQ2FOD |
11/2002 |
Demo program source code |
Gerald Youngblood |
AC5OG |
|
9/2002 |
Borlund Delphi component to control Pegasus |
Mark Erbaugh |
N8ME |
|
9/2002 |
Visual Basic source to use MS DirectX8 driver |
Gerald Youngblood |
AC5OG |
|
9/2002 |
Color versions of article figures |
John Stephensen |
KD6OZH |
|
7/2002 |
Excel worksheet for Digital Transceiver Design |
James Scarlett |
KD7O |
|
7/2002 |
EZNEC descriptions for Optimized Wideband Antennas |
L. B. Cebik |
W4RNL |
|
5/2002 |
Excel worksheet for battery-charger design with TI/Unitrode UC3906 IC |
Randy Evans |
KJ6PO |
|
3/2002 |
EZNEC descriptions for loop and fractal-loop antennas |
Steven R. Best |
VE9SRB |
|
1/2002 |
NEC antenna description files for asymmetrical double rectangle antennas |
Dan Handelsman |
N2DT |
|
1/2002 |
Color versions of article graphics |
Philip Sage |
KF8JW |
|
1/2002 |
EZNEC descriptions for "Quads Revisited" series updated for Part 5 |
R. P. Haviland |
W4MB |
11/2000 3/2001 1/2002 |
EZNEC descriptions for "Quads Revisited" series |
R. P. Haviland |
W4MB |
|
11/2001 |
EZNEC description file for 10-m turnstile antenna |
Zack Lau |
W1VT |
|
11/2001 |
Datasheet for MA4P1250-1072T |
Pavel Zanek |
OK1DNZ |
|
9/2001 |
Excel worksheet for remote antenna impedance measurement |
Ron Barker |
G4JNH |
|
9/2001 |
GWBasic files supporting article about coil Q |
George Murphy |
VE3ERP |
|
7/2001 |
Excel workbook to analyze antenna/tower wind loading |
Frank Travanty |
W9JCC |
|
3/2001 |
PIC source files for an HF transceiver project |
John Stephensen |
KD6OZH |
|
3/2001 |
EZNEC descriptions of off-center-fed dipole |
Zack Lau |
W1VT |
|
3/2001 |
Audio samples of normal and PTC-encoded voice |
|
KF6DX |
|
1/2001 |
Files and support for PC based data-acquisition system |
Steve Hageman Peter Bertini |
|
12/2000 |
Schematic bitmap symbols from QST Hints and Kinks |
Bob Schetgen |
KU7G |
|
11/2000 |
BASIC source for design of thermistor circuits |
Bill Sabin |
W0IYH |
|
9/2000 |
70-cm band-pass filter and twin-lead dipole feed |
Zack Lau |
W1VT |
|
9/2000 |
Narrow band-pass filters for HF |
Bill Sabin |
W0IYH |
|
9/2000 |
Super-regenerative receivers graphics |
Charles Kitchin |
N1TEV |
|
9/2000 |
87C750 source code for remote keyer, IDer |
Sam Ulbing |
N4UAU |
|
7/2000 |
LPDA antenna description files |
L. B. Cebik |
W4RNL |
|
7/2000 |
TI-82 program to analyze PLL loop stability |
Rick Peterson |
WA6NUT |
|
5/2000 |
LPDA antenna description files |
L. B. Cebik |
W4RNL |
|
3/2000 QST |
Author construction template for "A Simple Antenna Flipper" in Hints and Kinks |
Ken Secora |
N9KS |
|
3/2000 |
PC patterns and parts list for WEFAX down-converter |
Jim Kocsis |
WA9PYH |
|
1/2000 |
PC patterns and firmware for Scanner Controller |
Thomas Duncan |
KG4CUY |
|
1/2000 |
ARRL Radio Designer V1.5 balun circuit description |
Zack Lau |
W1VT |
|
1/2000 |
Software for 2-250 MHz Signal Source |
Steve Hageman |
— |
|
1/2000 |
Firmware for Logic Analyzer |
Larry Cicchinelli |
K3PTO |
11/1999 |
Schematic and parts placement for 100-W PA |
William Sabin |
W0IYH |
|
11/1999 |
ARD circuit file to model capacitor Q |
Zack Lau |
W1VT |
|
11/1999 |
PIC source code to control an MC145158 PLL IC |
John Stephensen |
KD6OZH |
|
9/1999 |
EPS files of Figures (see Readme.txt in file) |
Paul Wade |
W1GHX |
|
9/1999 |
Images of part-placement diagrams (dxf and jpg) |
Rodney Green |
VK7KRG |
|
9/1999 |
WINDOWS-based dopplergram program for DSP56002EVM |
Peter Martinez |
G3PLX |
|
7/1999 |
Antenna-description file and radiation-pattern image |
Grant Bingeman |
KM5KG |
|
7/1999 |
Filter-construction information |
William E. Sabin |
W0IYH |
|
7/1999 |
Sample 3D radiation-pattern plot with QuickBasic 4.5 source |
|
KF6DX |
|
7/1999 |
Antenna-description files and pattern images |
Robert Zavrel |
W7SX |
|
5/1999 |
Transmission-Line modeling data for Amateur Radio Designer |
Zack Lau |
W1VT (KH6CP) |
|
7/1997, 1/1999 |
Source and object code for DDS VFO (7/97) plus source code for temperature compensation via PIC (1/99) |
Curtis Pruess |
WB2V |
|
1/1999 |
Tune SSB Automatically |
Robert Dick |
|
12/1998 |
A Faster and Better ADC for the DDC-Based Receiver |
Peter Traneus Anderson |
KC1HR |
|
9/1998 |
Front-End Design with ARRL Radio Designer: a 23-cm Preamp |
John Brown |
G3DVV |
|
7/1998 |
A Continuous Coverage HF VFO |
Francesco Morgantini |
IK3OIL |
|
7/1998 |
Multiple-Octave Bidirectional Wire Antennas |
Robert Zavrel, Jr |
W7SX |
12/1997 |
Understanding the T-Tuner (C-L-C) Transmatch) |
William E. Sabin |
W0IYH |
|
12/1997 |
Modern Digital Design for the Radio Amateur |
John Wiseman |
KE3QG |
|
11/1997 |
A Software Package for Analyzing CLOVER Channel Statistics |
Ken Wickwire |
KB1JY |
|
9/1997 |
A Simple Synchronous-AM Detector for the DDC-Based Receiver |
Peter Traneus Anderson |
KC1HR |
|
8/1997 |
Loops for 80-Meter DX |
John S. Belrose |
VE2CV |
12/1996 |
Arbitrary Transmission Line Calculator program |
Dave Kirby |
G8WRB |
|
12/1996 |
Source/object for ELMER 8051 development system monitor |
Anthony Marchese |
N2YM |
|
11/1996 |
Templates to |
Zack Lau |
W1VT (KH6CP) |
|
9/1996 |
PC patterns for 3456-MHz transverter. |
Zack Lau |
W1VT (KH6CP) |
|
9/1996 |
Source for DSP-based audio processor |
John Forrer |
KC7WW |
|
8/1996 |
Mathcad example transmission-line calculations |
William E. Sabin |
W0IYH |
|
8/1996 |
Source for packet CVSD voice on TI DSK |
Dirench Dogruoz, Carlos Lopez, Harvind Samra, Brett Weldy |
KB0PRP |
|
5/1996 |
PC patterns for no-tune 144-MHz transverter |
Zack Lau |
W1VT (KH6CP) |
|
4/1996 |
Source and object for DDS-based VFO (68HC11) |
Don Kirk |
WD8DSB |
|
3/1996 |
BASIC program to generate K values for use with NEC2, (ASCII) |
L. B. Cebik |
W4RNL |
|
2/1996 |
Parabolic dish aperture efficiency program (BASIC) |
Bob Larkin |
W7PUA |
|
2/1996 |
Mathcad worksheets showing correlation concepts |
Jon Bloom |
KE3Z |
|
1/1996 |
Mathcad worksheets for computing range of matching networks. |
Zack Lau |
W1VT (KH6CP) |
12/1995 |
HDL_ANT (version 2.1) (for PCs) |
Paul Wade |
N1BWT |
|
11/1995 |
Firmware source code for TM-741/742 module controller |
Hugh Duff |
VA3TO |
|
11/1995 |
BASIC for calculating a 3-resonator BC-band-reject filter |
Ed Wetherhold |
W3NQN |
|
10/1995 |
Firmware for PIC-based repeater CW IDer |
Gary Sutcliff |
W9XT |
|
9/1995 |
Software for capture/display of weather satellite images |
Guido Emiliani, Marciano Righini, Giampaolo Rossini |
I4GU, I4MY, IW4CSG |
|
7/1995 |
Yagi Terrain Analysis program |
R. Dean Straw |
N6BV |
|
3/1995 |
9600-bit/s packet BER test software. |
Jon Bloom |
KE3Z |
|
2/1995 |
Files for DSP system-response measurement |
Jon Bloom |
KE3Z |
|
1/1995 |
BASIC source for crystal-filter design procedure |
Jacob Makhinson |
N6NWP |
9/1994- 11/1994 |
Horn/Dish/Lens microwave antenna design program (for PCs) |
Paul Wade |
N1BWT |
|
9/1994- 11/1994 |
HDL_ANT (version 2.0) use HDLANT21.ZIP instead |
Paul Wade |
N1BWT |
|
11/1994 |
SPASM21 assembler for PSA sound-card DSP programming |
John Forrer |
KC7WW |
|
11/1994 |
Shareware AMTOR/PACTOR using a DSP sound card |
John Forrer |
KC7WW |
|
11/1994 |
HF DSP modem source and demo program |
John Forrer |
KC7WW |
|
10/1994 |
PC game port A/D source code (C and QBASIC) |
Gary Sutcliff |
W9XT |
|
9/1994 |
PCB patterns for 5760-MHz preamp |
Zack Lau |
W1VT (KH6CP) |
|
8/1994 |
Tools for programming PSA sound card DSP |
John Forrer |
KC7WW |
|
8/1994 |
DSP sound card programming demo |
John Forrer |
KC7WW |
|
7/1994 |
PCB patterns for Mode-S downconverter |
Zack Lau |
W1VT (KH6CP) |
|
4/1994 |
FORTRAN program to analyze audio phase-shift network |
Kevin Schmidt |
W9CF |
|
4/1994 |
CVSD board drivers and test program (source) |
Jon Bloom |
KE3Z |
|
4/1994 |
VHF power attenuator design program |
Paul Wade |
N1BWT |
|
2/1994 |
Morse ID generator programming utility |
Nick Ciarallo |
VE2HOT |
|
1/1994 |
Pascal source for PC frequency counter project |
John Nemec |
NS6Z |
11/1993, 12/1993 |
Source code for 8085 development system |
Sam Ulbing |
N4UAU |
|
11/1993 |
PC pattern for 2.3-GHz
preamp (downloads QEX1193.ZIP, changed |
Zack Lau |
W1VT (KH6CP) |
|
10/1993 |
Schematic bitmap symbols from early QST article |
Ken Schofield |
W1RIL |
|
10/1993 |
Schematic bitmap symbols from early QST article |
Ken Schofield |
W1RIL |
|
10/1993 |
Schematic bitmap symbols from early QST article |
Ken Schofield |
W1RIL |
|
10/1993 |
Schematic bitmap symbols from early QST article |
Ken Schofield |
W1RIL |
|
9/1993 |
PC pattern for 2.3-GHz,
50-mW amplifier (downloads MAV11.ZIP, changed |
Zack Lau |
W1VT (KH6CP) |
|
9/1993 |
Table-driver assembler for use with WEAVRDSP file |
Carlos Puig |
KJ6ST |
|
9/1993 |
Source for DSP Weaver SSB modulator |
Carlos Puig |
KJ6ST |
|
7/1993 |
PC patterns for no-tune 222-MHz transverter |
Zack Lau |
W1VT (KH6CP) |
|
1/1993 |
Source for 2k x 8 ROM emulator |
John Nemec |
AA6FJ & NS6Z |