2026 Oct 10 meeting Agenda NTMS(pdf)
New and old technologies come together Jim McMasters, KM5PO(pdf)
EME_Contest_Summary Al Ward, W5LUA(pdf)
Propagation studies before activities Jim McMasters KM5PO(pdf)
October NTMS meeting's transcript Zoom(txt)
Gunnplexer Cookbook (pdf)
Collins-Alcatel_Prop_Study (mp4)
2026 Sept 12 meeting Agenda NTMS(pdf)
On the road with 10 GHz - Small dish EME Charles (Chuck) Claver, NJ6D, PHD(pdf)
Microwave Update 2027 Al Ward, W5LUA(pdf)
More Rover Tips for Operating Jim McMasters KM5PO(pdf)
Video recording of the September 2026 meeting NTMS (video)
2026 August 8 meeting Agenda NTMS(pdf)
10 GHz Beacon Monitor Box Dave Cappello KG5EIU(external link to Google doc)
Automated beacon receivers Part 2 and propagation studies Jim McMasters KM5PO(pdf)
Video recording of the August 2026 meeting NTMS (video)
Video time markers
Meeting begins with Agenda and announcements
02:39 - 22:20 10 GHz Beacon Monitor box, Dave Cappello KG5EIU
22:20 - 1:46:00 Automated Beacon Receivers Part 2 and propagation studies, Jim McMasters KM5PO with commentary by Al Ward, W5LUA and Keith Berglund, WB5ZDP
1:46:00 - 2:03:00 Remainder of agenda, 10 GHz and up 1st leg roving plans, business meeting etc.
2026 July 18 meeting Agenda NTMS(pdf)
Observations of the W5HN/B beacon in EM12IL Al Ward W5LUA(pdf)
Automated beacon receivers Part 1 Jim McMasters KM5PO(pdf)
Video recording of the July 2026 meeting NTMS (video)
Video time markers
Meeting begins with agenda
12:50 - 42:00 Observations of the W5HN/B in EM12il, Al Ward W5LUA
43:45 - 1:18:33 Automated Beacon Monitor Part 1, Jim McMasters KM5PO
1:18:33 - 1:34:40 Audience volunteers work with beacon monitor to peak up on 10 GHz weak signal source
1:34:40 - 2:21:33 Resume - Automated Beacon Monitor Part 1 discussion
2026 May 9 meeting Agenda NTMS(pdf)
Periscope (Flyswatter) Antenna Al Ward W5LUA(pdf)
AAnalysis and Forecasting mm-Wave propagatioin - Part 4 Jim KM5PO & Graham W5ISP(pdf)
Video recording (part 1) of the May 2026 meeting NTMS (video)
Video recording (part 2) of the May 2026 meeting NTMS (video)
Video time markers
Part 1
Meeting begins
0:00:00 - 0:48:00 Periscope (Flyswatter) Antenna, W5LUA Al Ward
0:48:00 - 1:05:00 Analysis & Forecasting mm-Wave propagation Part 4, KM5PO Jim McMasters & W5ISP Graham McIntire
Part 2
Meeting resumes
0:00:00 - 0:43:16 Continuation of Propagation Analysis and Forecasting project Part 4.
0:43:16 - 1:10:00 Final part of meeting.
April 2026 NTMS Meeting Agenda NTMS(pdf)
Artemis II Reception Al Ward W5LUA(pdf)
Analysis & Forecasting mm-Wave propagation Part 2 Jim KM5PO & Graham W5ISP(pdf)
New standalone 47 GHz beacon for NTMS Jim McMasters KM5PO (pdf)
April 2026 meeting summary Zoom A.I. agent (txt)
NTMS April 2026 meeting transcript with timestamps.txt Zoom A.I. agent (txt)
NTMS_April_2026_transcript_no_time_stamps.txt Zoom A.I. agent (txt)
Video recording of the April 2026 meeting NTMS (video)
Video time markers
0:02:31 - 0:47:20 - Al Ward, W5LUA, Artemis II Reception
0:47:40 - 2:09:40 - Graham McIntire W5ISP, Jim McMasters KM5PO, Analysis & Forecasting mm-Wave propagation Part 2
2:09:40 - 2:39:00 - New standalone 47 GHz beacon for NTMS
2:39:00 - 2:52:00 - Closing remarks
2026 March 14 meeting Agenda NTMS (pdf)
Dielectric Window Losses at 24 and 47 GHz Al Ward W5LUA (pdf)
Tower Mounting A Wavelab 24 GHz Transverter Keith Burlund WB5ZDP (pdf)
Testing 10 MHz filters from Mats KD5FZX and Amazon Jim McMasters KM5PO (pdf)
Analysis and Forecasting mm-Wave propagatioin - Part 1 Jim McMasters KM5PO (pdf)
Video recording of the March 2026 meeting NTMS (video)
Video time markers
Beginning to 49:00 - Building the Cowtown Amateur Radio Club International Space Station video receive system, Mike Barnett KF5DEY & Mark Culross KD5RXT
49:55 to 1:14:30 - Waveguide Pressure Windows in WR-90 & WR-42, Al Ward W5LUA
1:20:24 to 1:46:45 - Deploying a Wavelab 24 GHz transceiver on the tower, Keith Berglund WB5ZDP
1:46:45 to 2:00:45 - Testing 10 MHz filters from Mats KD5FZX and Amazon!, Jim KM5PO
2:00:45 to 3:11:00 - Analysis and Forecasting mm-Wave propagation - Part 1, Jim KM5PO
Agenda and important announcements from Al Ward W5LUA NTMS (pdf)
Building the K4QF Trojan Dish Jim McMasters KM5PO (pdf)
Instructions for building the K4QF Trojan Dish Ben Lowe K4QF (pdf)
Simple 10 GHz SSB/CW For the Beginner NTMS (pdf)
Microwaves are easy Kent Britain WA5VJB (pdf)
Tucson Microwave Update and VUCC Adventure Al Ward W5LUA(pdf)
May 15 Tropo Opening RevB Al Ward W5LUA(pdf)
NTMS Beacon update Jan 12 2026 Al Ward W5LUA(pdf)
NTMS January meeting agenda - discussion points NTMS (pdf)
Video recording of the December 2025 meeting NTMS (video)
Video time markers
- 0.0 to 5.00 - Opening statements
- 5.00 to 57:36 - Using microwave filters – KM5PO Jim McMasters
- 57:36 to 1:27:00 - Another one-way QSO Attempt! What’s wrong? – W5LUA Al Ward – replay from August 9th, 2025
- 1:27:00 to 1:42:16 - Using Sun Noise Measurements to evaluate system performance. - W5LUA Al Ward - replay from August 9th, 2025
- 1:42:16 to 2:00:00 - Creation of a set of PCB boards which incorporate an LNA switching between dish and load for Astronomy applications. Includes an improved power supply and features specific to weak signal handling. - N5BRG Bob Stricklin
- 2:00:00 to 2:34:30 - Conclusion of meeting - comments from Ben Lowe (microwave VUCC), Bob Stricklin (Global Meteor Network for observation of meteor capture - search "gmn status" or "global meteor network status"), David KG5EIU (status of "micro-grant" with Irving club), Ben Lowe (build equipment to be raffeled off to several clubs)
2025 NTMS December meeting transcript Zoom (txt)
2025 December 13th meeting Agenda NTMS (pdf)
NTMS December 13 - Using microwave filters KM5PO Jim McMasters (pdf)
Video recording of the November 2025 meeting NTMS (video)
2025 November 8th meeting Agenda NTMS (pdf)
GPSDOs Past and Present - Dave Robinson WW2R - G4FRE G4FRE-WW2R (pdf)
ARRL 10 GHz contest 24 GHz rainscatter report - Al Ward W5LUA, Scott Armstrong AA5AM, Jim McMasters KM5PO W5LUA, AA5AM, KM5PO (pdf)
VUCC and Reverse VUCC - Mount Lemmon at Microwave Update - Al Ward W5LUA W5LUA (pdf)
To Tucson and back - A recon report of new roving locations - Jim KM5PO KM5PO (pdf)
Video recording of the September 2025 meeting NTMS (video)
2025 September 13th meeting Agenda NTMS (pdf)
A helical antenna for 70cm and 23cm - Roman Venegas - IEEE MTTS at Texas A & M University Chair NTMS (pdf)
Mats KD5FZX - Machining WR42 to 26.5 GHz SMA transitions NTMS (pdf)
NTMS Contest Plans ARRL 10 GHz and up part 2 NTMS (pdf)
Video recording of the August 2025 meeting NTMS (video)
2025 August 9th meeting Agenda NTMS (pdf)
Another One Way QSO Attempt! What’s Wrong? Al Ward W5LUA (pdf)
Sun_Noise Measurements_Review_Aug_2025 Al Ward W5LUA (pdf)
Using the RFzero as a beacon driver for VHF UHF and beyond - updated 8-9-25 Jim McMasters KM5PO (pdf)
NTMS August 9 - Contest Plans ARRL 10 GHz and up part 1 Jim McMasters KM5PO (pdf)
Another One Way QSO Attempt! What’s Wrong? W5LUA (pdf)
Video recording of the July 2025 meeting NTMS (video)
2025 June 14th meeting Agenda NTMS (pdf)
LFP-Whole-House-UPS-Update-2025-0712 Doug Knabe KN5DK (pdf)
Video recording of the June 2025 meeting NTMS (video)
2025 June 14th meeting Agenda NTMS (pdf)
HP WR28 to WR42 ridged transition modified to work at 24 GHz Al Ward W5LUA (pdf)
New Wavelab 24 GHz Rovers Jim McMasters KM5PO (pdf)
IEEE Microwave Theory and Technology Society at Texas A&M University MTT-S TAMU staff (pdf)
Working microwave DX in recent tropo opening across the Gulf Al Ward W5LUA (pdf)
Video recording of the May 2025 meeting NTMS (video)
2025 May 10th meeting Agenda NTMS (pdf)
AA5C Digi-ready transverter interfacing Greg McIntire AA5C (pdf)
NTMS Beacon Update Al Ward W5LUA (pdf)
Starlink Satellite Leakage Jim McMasters KM5PO (pdf)
Video of receiving Starlink Satellite Leakage NTMS (video)
RFzero Jim McMasters KM5PO (pdf)
Video of receiving RFzero beacon modes CW/carrier/Q65 30B NTMS (video)
Intro to Amateur Microwave - W5ZCA Matt Kube Presentation to DCARA By Matt Kube March 24, 2025
Videos from the meeting
Astro-Imaging or Receiving at 300nm to 750 nm Wavelengths Wes Atchison WA5TKU (video)
10 GHz gen 3 transverter Greg McIntire AA5C (video)
Hamming with Linux Logan Dunbar N5RLD (video)
Universal Radio Hacker demo - replay attack Jim McMasters KM5PO (video)
Presentations from the meeting
2025 March 8th meeting Agenda NTMS (pdf)
NTMS Astronomy Talk V2 20250308 Wes Atchison WA5TKU (pdf)
AA5C_3rd_Gen_10 GHz_XVTR_8_Mar_2025 Greg McIntire AA5C (pdf)
Hamming with Linux Logan Dunbar N5RLD (pdf)
2025 March 8 NTMS - Universal Radio Hacker Jim McMasters KM5PO (pdf)
Videos from the meeting
New opportunities in 24ghz Rain Scatter Andy Flowers K0SM/2 (video)
Electronic Warfare Kent Britain WA5VJB (video)
NTMS General Interest Survey Matt Kube W5ZCA (video)
NTMS 2024 in Review and 2025 Activity Plan Jim McMasters KM5PO(video)
Presentations from the meeting
2025 February 8th meeting Agenda NTMS (pdf)
New opportunities in 24ghz Rain Scatter Andy Flowers K0SM/2 (pdf)
Interest Survey Results v2 Matt Kube W5ZCA(pdf)
2025 February meeting - 2024 Recap and 2025 Activity Plan Jim McMasters KM5PO(pdf)
2024 December 7th meeting Agenda NTMS (pdf)
2024 Activity report from G4FRE/WW2R, Dave Robinson Dave Robinson G4FRE/WW2R (pdf)
VHF and above rover trailer Matt Kube W5ZCA (pdf)
TinyPFA and TimeLab Jim McMasters KM5PO(pdf)
NTMS-LFP-Whole-House-UPS-2024-1207 Don Knabe KN5DK(pdf)
Artemis-1 new PLL design by Joe Haas KE0FF Joe Haas KE0FF (video)
The care and feeding of TWTs - Kent Britian WA5VJB Kent Britain WA5VJB (video)
Spectracom 8194B part 2 and TinyPFA measurements in TimeLab Jim McMasters KM5PO (video)
2024 November NTMS meeting Agenda NTMS (pdf)
Artemis-1 new PLL design by Joe Haas KE0FF Joe Haas KE0FF (pdf)
Spectracom 8194B part 2 and TinyPFA measurements in TimeLab.pdf Jim McMasters KM5PO (pdf)
2024 October NTMS meeting Agenda & 10 GHz contest report NTMS (pdf)
Ham Radio Travels - 70cm/33cm/23cm EME Western States Visits Summer, 2024 Gene Shea KB7Q (pdf)
24 GHz QRM - part 2.pdf Jim McMasters KM5PO (pdf)
24 GHz QRM - Link to youtube video identifying 24 GHz FMCW signal from DfRobot SEN0395 NTMS link
The Spectracom 8194B GPS Ageless Master Oscillator & other wannabe oscillators Jim McMasters KM5PO (pdf)
Improved Rover Pointing and 24 GHz QRM - Proximity Alert Devices Jim McMasters KM5PO (pdf)
Wavelab 24 GHz Systems - XP/XN models Jim McMasters KM5PO (pdf)
KM5PO presentation at Cowtown Hamfest January 2024 - Beginners guide to getting on 10 GHz NTMS (youtube)
Huntsville & GigaParts Ham Radio Tuesday - Getting on 24 & 47 GHz NTMS (PDF)
Huntsville & GigaParts Ham Radio Tuesday - Getting on 24 & 47 GHz NTMS (PPT)
Video of Huntsville & GigaParts Ham Radio Tuesday - Getting on 24 & 47 GHz (fast forward to 16:30) NTMS (mp4)
MUD TV Transmit Tower Reflections II Ben Lowe K4QF (pdf)
2024 August NTMS meeting Agenda NTMS (pdf)
2024 August - Rover plans 1st leg of contest NTMS (pdf)
2024 August - AA5AM-222Up.pdf Scott Armstrong AA5AM (pdf)
2024 August - WSJT-x for microwave.pdf Jim McMasters KM5PO (pdf)
2024 August - Pointing Antennas.pdf Wes Atchison WA5TKU (pdf)
2024 August - A portable flyswatter for 47 GHz.pdf Jim McMasters KM5PO (pdf)
2024 May 18 meeting Agenda NTMS (pdf)
Restoration of GR-1216A IF amp for sun noise measurement and sun noise platform.pdf Jim McMasters KM5PO (pdf)
May 2024 Meeting-Assorted projects-N5BRG.pdf Bob Stricklin N5BRG (pdf)
AA5C_23CM_EME_Direction_Contoller.pdf Greg McIntire AA5C (pdf)
24 GHz QRM.pdf Jim McMasters KM5PO (pdf)
Beacon remote control components and design NTMS future 47 GHz beacon.pdf Jim McMasters KM5PO (pdf)
24_47_GHz_Beacon_Project_and_other_things_W5LUA.pdf Al Ward W5LUA (pdf)
2024 Feb 3 meeting Agenda.pdf NTMS (pdf)
2024 Feb 3 NTMS - Recap of Cowtown Hamfest.pdf Jim McMasters KM5PO (pdf)
Sun_Noise Measurements_FEB_2024.pdf Al Ward W5LUA (pdf)
K0PRT_1296_QSO.pdf Al Ward W5LUA (pdf)
AA5AM-2024-events.pdf Scott Armstrong AA5AM (pdf)
Cowtown Hamfest agenda.pdf NTMS (pdf)
Microwaves are Easy - WA5VJB Kent Britain WA5VJB (pdf)
Cowtown Hamfest WA5YWC_HC_2007_How_to_setup_transverter.pdf Bob Gormley (SK) WA5YWC (pdf)
Jan 19-20 2024_Cowtown Hamfest_using_a_breadboard_to_test_a_project.pdf Jim KM5PO (pdf)
Jan 19-20 2024_Cowtown Hamfest_How_to_solder_SMD.pdf Jim KM5PO (pdf)
Transverter signs.pdf Jim KM5PO (pdf)
Parabola_offset_feed_calculator.pdf Jim KM5PO (pdf)
2023 Dec 9 NTMS meeting Agenda NTMS (pdf)
WAS #1 33cm - W5LUA Al Ward W5LUA (pdf)
Leo Bodnar GPSDO Information for NTMS Al Ward W5LUA (pdf)
Packaging a 24GHz Wavelab transverter unit - AA5C Greg AA5C (pdf)
5 watt 24 GHz amp donated to NTMS Jim KM5PO (pdf)
Bob Stricklin Ranch NTMS gathering review Jim KM5PO (pdf)
A year of rovering in 2023 Jim KM5PO/Paul KI5EMN (pdf)
Impedance Matching Techniques.pdf Jose Martinez KG5YQO (pdf) 2891 KB
NTMS_GOLF_Microwave.pdf Zach Metzinger N0ZGO (pdf) 1140 KB
2023 Oct 14 Stricklin Ranch Agenda.pdf NTMS (pdf) 82 KB
AA5C Greg McIntire Presentation to MARC By Greg McIntire October 10, 2023
W5LUA Al Ward Presentation at Richardson Wireless Klub 9-11-23 By Al Ward W5LUA September 11, 2023
902 MHz and 432 MHz Patch Feeds (Al Ward W5LUA)
Noise figure measurements made at CSVHFS Conference 2023 Testing by: W5LUA, K8ZR, N7GP - Equipment supplied by Keysite & W5LUA
2023 July 1 meeting Agenda.pdf NTMS (pdf) 130 KB
2023 July 1 LDO noise effects - part 1.pdf Jim McMasters KM5PO (pdf) 3471 KB
Evolution Of My Rover Station - WB8LYJ.pdf Jeff WB8LYJ (pdf) 48355 KB
NTMS July 1 2023 meeting - N5BRG Projects.pdf Bob N5BRG (pdf) 5374 KB
2023 July KM5PO Wavelab 24 GHz update.pdf Jim KM5PO (pdf) 747 KB
Wavelab 24 GHz project - Presentation for 50 MHz & Up Group - Bay Area, California 6-5-23 Jim KM5PO (pdf) 5178 KB
2023 May 6th meeting Agenda.pdf NTMS (pdf) 130 KB
2023 May Wavelab 24 GHz optimization - part 1 Jim McMasters KM5PO (pdf) 1147 KB
Urban 10GHz DXing.pdf Chris Cox N0UK (pdf) 1059 KB
Urban 10GHz DXing.pptx power point with embedded video and audio Chris Cox N0UK (pptx) 47496 KB
Gedas W8BYA - How to make rainscatter contacts youtube video :
N5BRG - Soldering Equipment and Technique.pdf Bob Stricklin N5BRG (pdf) 1084 KB
2023 April 8 meeting Agenda.pdf NTMS (pdf) 110 KB
2023 April 8 meeting Microwave Activity Day - March 18 report.pdf NTMS (pdf) 907 KB
AA5AM-432 EME.pdf AA5AM (pdf) 445 KB
2023 April KM5PO 47 GHz rover build.pdf KM5PO (pdf) 705 KB
2023 April KM5PO Using a TinyPFA for phase-frequency analysis-Part 1.pdf KM5PO (pdf) 932 KB
Link to powerpoint (with video) for AD7OI_North Texas Microwave Society Presentation Kevin Jacobson AD7OI (powerpoint) 2.2 GB
AD7OI_North Texas Microwave Society Presentation_2022_Full.pdf Kevin Jacobson AD7OI (pdf) 8.0 MB
NTMS WSS Presentation_20221210.pdf Paul Sarver KI5EMN (pdf) 1.4 MB
2023 February KM5PO Wavelab 23 GHz module and PA0HME add on board.ppt Jim McMasters KM5PO (ppt/powerpoint with videos) 33.4 MB
2023 February KM5PO Wavelab 23 GHz module and PA0HME add on board.zip Jim McMasters KM5PO (zip/powerpoint with videos) 32.6 MB
2023 February KM5PO Wavelab 23 GHz module and PA0HME add on board.pdf Jim McMasters KM5PO (pdf) 4.2 MB
2023 February meeting Agenda.pdf Jim McMasters KM5PO (pdf) .1 MB
Jan 21 2023_Cowtown Hamfest.pdf Jim McMasters KM5PO (pdf) 4.5 MB
Arduino controlled DigiLO - WSS.pdf Paul Sarver KI5EMN (pdf) 3.3 MB
2022 KM5PO Wavelab 23 GHz module and PA0HME add on board.pdf Jim McMasters KM5PO (pdf) 2.9 MB
December 2022 Letter Al Ward W5LUA (pdf) 41kb
47GHz XVTR.pdf Al W5LUA (pdf) 4.2 MB
2022 KM5PO 24 GHz shakedown and location checkout Oct 30, 2022.pdf Jim McMasters KM5PO (pdf) 4.2 MB
Meeting Slides Al W5LUA (pdf) 406 kB
2022 10 GHZ and Up Results Brad WQ5S (pdf) 1.4 MB
2022 10 GHZ and Up_2nd weekend rove result KI5EMN-KM5PO.pdf Jim McMasters KM5PO (pdf) 2.5 MB
NTMS Beacon Control System.pdf John Schroeder K5ZMJ (pdf) 3.0 MB
Meeting Slides Al W5LUA (pdf) 108 kB
2022 10 GHZ and up 1st Week WQ5S Rover Brad WQ5S (pdf) 4.6 MB
2022 10 GHZ and Up 2nd weekend rove KI5EMN-KM5PO Jim McMasters KM5PO (pdf) 2.8 MB
Meeting Slides Al W5LUA (pdf) 127 kB
10GHZ Transverter Update Dave N5RJX (pdf) 62 kB
2021 10 GHZ and up WQ5S Rover Brad WQ5S (pdf) 11.9 MB
10 GHz and Up Rove Plan Brad WQ5S (pdf) 20.4 kB` (Includes Time est and stop locations)
2022 10 GHz and Up Rover Jim McMasters KM5PO (pdf) 1.2 MB
Beacon Control Wes WA5TKU (pdf) 2.4 MB
SARA Coference Bob N5BRG (pdf) 1.2 MB
24 GHz G4FRE (pdf) 1.0 MB
NTMS June 2022 Meeting Agenda Al Ward W5LUA (pdf) 0.5 MB
Texas Weather Box Jim KM5PO (pdf) 1.9 MB
Several Interesting Projects Bob Stricklin N5BRG (pdf) 4.8 MB
Meeting Agenda May 7, 2022 Al Ward W5LUA (pdf) 0.1 MB
122 GHz Weather Box KM5PO and KI5EMN (pdf) 3.3 MB
An Inexpensive Interdigital Filter for 3400 MHz Keith Berglund WB5ZDP (ppt) 2.2 MB
Using Sun Noise To Evaluate System Performance Barry Malowanchuk VE4MA (pdf) 4.7 MB
Meeting Agenda April 2, 2022 Al Ward W5LUA (pdf) 0.3 MB
122 GHz Update KM5PO and KI5EMN (pdf) 1.2 MB
222 MHz Transverter Greg McIntire AA5C (pdf) 1.1 MB
Low Cost 10 MHz Reference Greg McIntire AA5C (pdf) 0.2 MB
122 GHz Field Tests Jan 30, 2022 Jim McMasters KM5PO (pdf) 2.7 MB
Meeting Agenda February 5, 2022 Al Ward W5LUA (pdf) 0.4 MB
Moonbounce Basics Al Ward W5LUA (pdf) 6.3 MB
122 GHz Progress using VK3CV Transceiver Jim McMasters KM5PO (pdf) 2.5 MB
Building A 24GHz Transverter From Surplus Components Al Ward W5LUA (pdf) 1.7 MB
W5LUA and AA5AM 47 GHz Propagation Tests Al Ward W5LUA and Scott Armstrong AA5AM (pdf) 1.8 MB
10GHz And Up WQ5S Rover Brad Fuller WQ5S (ppt) 20.0 MB
10GHz HB100 Microwave Doppler Radar Sensor Bob Stricklin N5BRG (pdf) 3.6 MB
Vice President's Notes Oct 2021 Al Ward W5LUA (pdf) 0.84 MB
KB7Q 23cm Magical Mystery Tour Gene Shea KB7Q (pdf) 9.1 MB
Aircraft Scatter Presentation June 2021 Roger Rehr W3SZ (pdf) 6.0 MB
AircraftScatterSharp - An Aircraft Scatter Assistance Program Roger Rehr W3SZ (pdf) 1.6 MB
Aircraft Scatter on VHF, UHF, and Microwave Frequencies Roger Rehr W3SZ (pdf) 2.4 MB
Octopak Analysis 78 GHz Al Ward W5LUA (pdf) 2.0 MB
A General Purpose Local Oscillator Russell W5RUS (ppt) 5.2 MB
Nano VNA VPlus4 Al W5LUA (pdf) 3.5 MB
Steps To The Moon May 2021 Dave N5RJX (pdf) 1.1 MB
FCC Update on 9 cm Al W5LUA (pptx) 0.08 MB
Steps Towards The Moon April 2021 Dave N5RJX (pdf) 0.6 MB
In the Pursuit of DX on 47 & 76 GHz from the Flatlands of the Midwest Tony Emanuele K8ZR (pdf) 4.4 MB
Collins Radio Club Moonbounce Basics Al W5LUA (pdf) 6.0 MB
Desert Beacon Update Al W5LUA (pptx) 11.6 MB
NTMS Sprint Operating Event Al Ward W5LUA (pptx) 88 kB
Steps Towards The Moon March 2021 >Dave McCoy N5RJX (pdf) 0.6 MB
5.76 GHz Flyswatter Antenna Al W5LUA (pptx) 6.9 MB
47GHz TWT Power Supply Al Ward W5LUA (pptx) 4.2 MB
Recent Projects, Langstone Update Dave Robinson G4FRE (pdf) 2.0 MB
Steps Towards the Moon: Raspberry PI, AzEl Drive, Trailer Dave McCoy N5RJX (pdf) 0.5 MB
The Langstone Narrow Band Transceiver Project Dave Robinson G4FRE (pdf) 2.1 MB
Conquering Lake Lavon on 122 GHz Al W5LUA & Scott AA5AM (pdf) 4.2 MB
10 GHz Transverter Experiences Dave McCoy N5RJX (pdf) 0.8 MB
W5LUA 3500MHz FCC Update Al Ward W5LUA (pdf) 0.4 MB
K0SM Rainscatter Service Al Ward W5LUA (pdf) 1.0 MB
122 GHz Update - VK3CV Transceiver Al Ward W5LUA (pdf) 2.0 MB
Introduction to Microcontrollers Zach Metzinger N0ZGO (pdf) 1.0 MB
1296 MHz Amplifier Greg McIntire AA5C (ppt) 1.1 MB
FTDI vs Prolific USB Serial Adapters Wes Atchison WA5TKU (ppt) 0.4 MB
Amateur Satellites and Introduction To Operations Tom Schuessler N5HYP (pdf) 7.9 MB
AMSAT Microwave Developments Jerry Buxton N0JY (pdf) 3.7 MB
DB6NT 122 GHz Mixer Al Ward W5LUA (pdf) 3.7 MB
W5LUA 122 GHz Update Al Ward W5LUA (pdf) 0.6 MB
NanoVNA Version 2 Greg McIntire AA5C (ppt) 0.4 MB
Arduino Microcontrollers Greg McIntire AA5C (pptx) 1.1 MB
122 GHz Update Al Ward W5LUA (pptx)
47 GHz Tests Al Ward W5LUA (pptx)
78 GHz on Lake Erie Al Ward W5LUA (pptx)
Adapting Commercial Oscillators Bob Stricklin N5BRG (pdf)
Meeting Agenda and Club Information Greg McIntire AA5C (pptx)
Oscillators Chuck Clark AF8Z (pptx)
902 MHz LDMOS Module Greg McIntire AA5C (pptx) 8.5 MB
NEC MA 1279 Greg McIntire AA5C (ppt) 7.7 MB
Cost Effective Functional Modules Mike Watts WY6K (ppt) 25 MB
GNU Radio Cowtown Hamfest Bob Stricklin N5BRG (pdf) 4.0 MB
122 GHz Transverter Bob Stricklin N5BRG (pdf) 14.0 MB
Keysight FieldFox Testing Bob Stricklin N5BRG (pdf) 0.3 MB
Microwave IC and Cheap Radio Telescope Bob Stricklin N5BRG (pdf) 13.4 MB
WQ5S/R 2019 10 GHz and Up 2nd Weekend Results Brad Fuller WQ5S (pdf) 816 kB
Universal Feed Mount for Offset Dishes Scott Armstrong AA5AM (pdf) 262 KB
General NTMS Meeting Presentation Al Ward W5LUA (pdf) 1.1 MB
Using the FT-817 on FT8 Roger Dillon N5PGH (pdf) 484 KB
Club Information, Contests, Microwave Update Al Ward W5LUA (pdf) 1.9 MB
NTMS Introduction Al Ward W5LUA (pdf) 6.6 MB
FT4 - Digital Contesting Scott Armstrong AA5AM (pdf) 0.6 MB
Meeting Program, FT8 Activity, MUD Al Ward W5LUA (pdf) 0.7 MB
GPS PC Time Sync Roger N5PGH (pdf) 0.8 MB
Arizona Expedition 207 km on 78 Ghz Al Ward W5LUA (pdf) 5.3 MB
Millimeter Wave Mixer Diodes Chuck Clark AF8Z (pdf) 3.3 MB
Transmitter ALC: Is it a Lost Cause? Chuck Clark AF8Z (pdf) 0.4 MB
VK7ZBX 3 cm EME with a 2 ft Dish Al Ward W5LUA (pdf) 1.8 MB
Interfacing Radios and Computers Lilburn Smith W5KQJ (pdf) 1.2 MB
March Meeting: MUD News, Activity Nights, Yearly Schedule Al Ward W5LUA (pdf) 0.2 MB
ZL2BKC PLLs Al Ward W5LUA (pdf) 1.2 MB
Building A Waveguide To Coax Transition Bob Striklin N5RG (pdf) 1.2 MB
WSJTX_v2_Whats_New_FT8 Wes Atchison WA5TKU (pdf) 5.5 MB
NTMS Club Overview Al Ward W5LUA (pdf) 4.7MB
SDR_and_GNU_Radio_for_Microwave Bob Stricklin N5BRG (pdf) 2.6MB
Agenda, 10 Ghz Filters, AA5C Amplifier, ARRL Contest 10 GHz
Portable 3 cm EME with a 1 meter Offset Fed Dish Al Ward W5LUA(pdf) 7.5 MB
Joint Meeting NTMS/Roadrunner ARC Belton, TX 2018 Bob Stricklin N5BRG(pdf) 0.5 MB
NTMS Feb Meeting Highlights Bob Stricklin N5BRG(pdf) 200 KB
47 GHz Transverter Greg McIntire AA5C (pdf) 0.4 MB
Analog Devices SDR and More Bob Stricklin N5BRG(pdf) 200 KB
Modern Voltage Regulators Chuck Clark(pdf) 800 KB
Cowtown Hamfest Presentation Bob Stricklin N5BRG(pdf) 5.0 MB
Electromagnetic Radiation Safety James Hudson WA5JAT(pdf) 0.50 MB
2017 ARRL 10 GHz and Above Contest Bob Gormley WA5YWC(pdf) 1.0 MB
10 GHz and Above Activity in the DFW area in August 2017 Al Ward W5LUA (pdf) 0.5 MB
ADF4351 and ADF5355 Update Greg McIntire AA5C (pdf) 1.0 MB
Arduino ADF4351 Update Greg McIntire AA5C (pdf) 1.0 MB
ADF4351 Phase Noise Results Al Ward W5LUA (pdf) 1.4 MB
DB6NT MKU 8 13 PLL Al Ward W5LUA (pdf) 0.8 MB
Thoughts on a NTMS 5.7 GHz to 10 GHz Repeater John Schroeder K5ZMJ (pdf) 0.4 MB
Arduino Uno & DDS-60 WSPR/QRSS Controller Greg McIntire AA5C (pdf) 0.5 MB
An Arduino Controlled 35 MHz to 4.4 GHz Signal Generator Greg McIntire AA5C (pdf) 3.2 MB
An Arduino Controlled 1 Hz to 60 MHz Signal Generator Greg McIntire AA5C (pdf) 1.0 MB
More Recent Projects Dave Robinson G4FRE (pdf) 6.3 MB
NTMS February Meeting 2017.pdf Bob Stricklin N5BRG(pdf) 405 KB
Cowtown Hamfest Hams Working Microwave with Raspberry Pi Bob Stricklin N5BRG(pdf) 3.6 MB
NTMS Meeting December 2016 Al Ward W5LUA(pdf) 2.6 MB
Review of Analog Devices AD9548 Evaluation Board Bob Strictlin N5BRG(pdf) 2.6 MB
Applications of Raspberry Pi and RTL-SDR Bob Stricklin N5BRG(pdf) 1.6 MB
432 and 902 MHz Patch Feeds Al Ward W5LUA (pdf) 1.4 MB
Circular Polarized Antennas Kent Britain WA5VJB(pdf) 14 MB
Further Open EMS Chuck Clark AF8Z(pdf) 0.9 MB
Gulf Coast Outing at Grand Isle Louisiana EL49xf Al Ward W5LUA(pdf) 3.0 MB
10 GHz Contest Roving the Gulf of Mexico Bob Gormley WA5YWC(pdf) 3.0 MB
NTMS September 10 Meeting Al Ward W5LU(pdf) 2.1 MB
10 GHz Contest Summary Al Ward W5LUA(pdf) 3.0 MB
Weekend 2 Roving the Gulf of Mexico Bob Gormley WA5YWC(pdf) 3.0 MB
Open EMS Intro Chuck Clark AF8Z(pdf) 0.6 MB
2016 HamCom Presentation Al Ward W5LUA and Bob Gormley WA5YWC(pdf) 5.9 MB
10GHz Omni Rover Rig Overview Brad Cobo N5WCO (pdf) 1.5 MB
Remote Control Radio Systems for Free Dave Robinsone G4FRE (pdf) 1.4 MB
UK Contests Dave Robinson G4FRE (pdf) 2.2 MB
Monitoring DTV Signals as Propagation Beacons Wes Atchison WA5TKU (pdf) 1.6 MB
PARC 4on4 Bill Reed NX5R (pdf) 2.1 MB
Cowtown Hamfest 2016 NTMS Meeting Al Ward W5LUA (pdf) 5.9 MB
An Inexpensive and Portable SDR using a USB Sized Dongle George Perkins N5UI (pdf) 4.3 MB
More Fun with Off-Set Dish Antennas Bob Gormley WA5YWC (pdf) 2.12 MB
October 2, 2015 NTMS Meeting Al Ward W5LUA (pdf) 1.13 MB
USRP and SoDaRadio Eric Haskell KC4YOE (pdf) 1.0 MB
N5BRG 10G Sept 2015 Bob Sticklin N5BRG (pdf) 1.0 MB
Second Annual Gulf of Mexico 10 GHz and Above Contest Bob Gormley WA5YWC (pdf) 1.5 MB
August 1, 2015 NTMS Meeting Al Ward W5LUA (pdf) 1.0 MB
May 2, 2015 NTMS Meeting at the Stricklin Ranch Al Ward, W5LUA (pdf) 0.5 MB
Lunar Echos from the Goldstone 34 meter dish on 2115 MHz Al Ward, W5LUA (pdf)
Recent Constructional Projects 2013 Dave Robinson WW2R (pdf) 1.8 MB
Phase Noise Results of the N5AC VHF Apollo PLLs Al Ward W5LUA (pdf) 1.3 MB
Roving During the 2013 10 GHz and Above Contest Bob Gormley WA5YWC (pdf) 2.8 MB
Lightning Protection Wes Atchison WA5TKU (pdf) 4.4 MB
N5WCO 2013 10G Contest Rover Recap Brad Cobo N5WCO (pdf) 851 KB
10 GHz (Microwave), up North Jim Froemke K0MHC/rover (pdf) 4.5 MB
2013 Central States VHF Society Conference presentation by Al Ward, W5LUA
Working Small Stations on 10 and 24 GHz EME with the help of WSJT Al Ward W5LUA (pdf) 4.8 MB
N5WCO 10GHz Portable Updates Brad Cobo N5WCO (pdf) 4.6MB
10 GHz Tranverter from Surplus Parts Bob Gormley WA5YWC (pdf) 3 MB
April 16 2013 1296 MHz UKAC Dave Robinson G4FRE (pdf) 2MB
10 GHz Adventure to West Texas W5LUA, WA5YWC, W5RLG, K5ZSJ (pdf) 4.4MB
More Weak Signal Q's and less Blues with some help from ROIP Steve Sedgwick WB8GRS (pdf) 566KB
10 GHz Portable Station Overview Brad Cobo N5WCO (pdf) 1MB
Recent SDR Projects Dave Robinson WW2R (pdf) 3MB
RTL-SDR a $20 Microwave RX Eric Haskell KC4YOE (pdf) 594KB
W5LUA/9 En45wf September 2012 Al Ward W5LUA (pdf) 3.34MB
432 Radar in the DFW Area Al Ward W5LUA (pdf) 580KB
A Modularized 10 GHz Transverter Bob Gormley WA5YWC (pdf) 1.8MB
VK7UM and W5LUA 3cm EME using JT-65C Al Ward W5LUA (pdf) 2MB
The Excitement and Challenges of 24 GHz EME Al Ward W5LUA (pdf) 5.5MB
Building a 10GHz Rig from Surplus Parts Bob Gormley WA5YWC and Al Ward W5LUA (pdf) 4MB
Using Sun Noise Measurements to Evaluate System Performance Al Ward W5LUA (pdf) 387KB
UHFSDR + USB2SDR = Flexible IF Rig Eric Haskell KC4YOE (pdf) 1.96MB
Introduction
to Microwaves & The North Texas Microwave Society Al
Ward-W5LUA/Bob Gormley WA5YWC (pdf)1.2MB
Earth-Moon-Earth (EME) Communications from 902 MHz to 78 GHz Al Ward-W5LUA (pdf) 2.1 MB
Building Equipment and Operating on 10 GHz Bob Gormley-WA5YWC/ Al Webb-W5RLG (pdf) 1.2MB
WSJT Operation (Meteor Scatter) - Wes Atchison WA5TKU (pdf) 886k
Millimeter Wave Measurements - Al Ward W5LUA (pdf) 1MB
78 GHz LNA Project Status Report - Tom Williams WA1MBA (pdf) 1.4MB
78 GHz W2IMU Feed for Offset Fed Dishes - Jim Hudson WA5JAT (pdf) 300kB
Microwave Frequency Standards - Jim Hudson WA5JAT (ppt) 8MB
2304 EME (Central States 2009)- Al Ward W5LUA (pdf) 2.3MB
A Short Primer on Getting Started on 13 cm EME - Al Ward W5LUA (pdf)
Design and build 23 cm Yagi using simple tools - Wes Atchison WA5TKU
Equipment for 9cm Dave Robinson WW2R (1.2 Mb)
Astro-Imaging or Receiving at 300nm to 750nm Wavelengths Wes Atchison WA5TKU(3.2Mb)
902 Transverter Al Ward W5LUA (4.6Mb)
W5HN Keyer Mark II Dave Robinson WW2R (131k)
RFMD2360 Amplifier Keith Berglund WB5ZDP 435kB
902 Transverter Al Ward W5LUA (4.6Mb)
NTMS Beacon Antenna Update KA5BOU, WA5TKU, WW2R, 2.3M
SoftRock RXTXv6.2 for 10 Meters Al Ward W5LUA 2.3M
Using SDR as a Microwave IF Dave Robinson WW2R 2MB
SoftRock 6.2 for 10m Al Ward W5LUA (3 MB)
Listening to the Japanese Lunar Prospector Al Ward W5LUA 4.5MB
Designing Stability into 1296 MHz and
2304 MHz Low Noise Amplifiers Al Ward W5LUA/ Tommy Henderson WD5AGO 800kB
Using the Soft Rocks as Microwave IF Spectrum Analyzers Al Ward W5LUA 827kB
How To Play Radio with Hidden Antennae Eric Silverthorn NM5M 1.2 MB
Simple 10 GHz SSB/CW For the Beginner Bob Gormley WA5YWC 3.6MB
Microwave EME Al Ward W5LUA 1.2MB
Hamcom Welcome to NTMS Steve Hicks N5AC
2.8MB
May 2007
Switching Power Supplies Chuck Clark AF8Z 573k
1296 MHz EME Expedition to the Northeast US Paul Perryman WA5WCP 8.5 MB
Backyard 1296 EME...What they didn't tell me David Robinson WW2R 1550k
Biasing MMICs Al Ward W5LUA 378k
1296 Loop Yagi Dimensions Al Ward W5LUA 169k
1296 Loop Yagi return loss measurements Al Ward W5LUA 43k
RF Bipolar Biasing Al Ward W5LUA 417k
W5LUA_microwave_switch_v1.2 Arduino sketch (text file for easy reading) Jim McMasters KM5PO - Al Ward W5LUA 4k
W5LUA_microwave_switch_v1.2 Arduino sketch (.ino file for Arduino IDE) Jim McMasters KM5PO - Al Ward W5LUA 4k
Waveguide_switch_servo_driver_circuit_W5LUA schematic image (jpeg image) Jim McMasters KM5PO 92k
KiCad schematic project file for Waveguide_switch_servo_driver_circuit_W5LUA (project file for KiCad IDE) Jim McMasters KM5PO 9k
KiCad schematic detail file for Waveguide_switch_servo_driver_circuit_W5LUA (detail file for KiCad IDE) Jim McMasters KM5PO 64k
W5LUA_digital_counter_v1.2 Arduino sketch (text file for easy reading) Jim McMasters KM5PO - Al Ward W5LUA 3k
W5LUA_digital_counter_v1.2 Arduino sketch (.ino file for Arduino IDE) Jim McMasters KM5PO - Al Ward W5LUA 3k
W5LUA_microwave_switch_v1.2 Arduino sketch (text file for easy reading) Jim McMasters KM5PO - Al Ward W5LUA 4k
W5LUA_microwave_switch_v1.2 Arduino sketch (.ino file for Arduino IDE) Jim McMasters KM5PO - Al Ward W5LUA 4k
Waveguide_switch_servo_driver_circuit_W5LUA schematic image (jpeg image) Jim McMasters KM5PO 92k
KiCad schematic project file for Waveguide_switch_servo_driver_circuit_W5LUA (project file for KiCad IDE) Jim McMasters KM5PO 9k
KiCad schematic detail file for Waveguide_switch_servo_driver_circuit_W5LUA (detail file for KiCad IDE) Jim McMasters KM5PO 64k
W5LUA_digital_counter_v1.2 Arduino sketch (text file for easy reading) Jim McMasters KM5PO - Al Ward W5LUA 3k
W5LUA_digital_counter_v1.2 Arduino sketch (.ino file for Arduino IDE) Jim McMasters KM5PO - Al Ward W5LUA 3k
