Projects

Introduction

The Projects page contains the resource information for projects selected by DARA Thursday Night Group members. This page is used along with a page in the "Meeting Archive" section of this website. Each project's page will reference the meeting date and page link to provide information on meeting actions leading up to a particular project. Select a particular project in the salmon colored menu box to get started.

Group Project Suggestions

 From 2013-09-19 Meeting

1.   Frequency Generator (variable)

2.   60 MHZ Frequency Counter

3.   Build your own Oscilloscope

4.   Digital (Digi) Interface kits (Computer sound card to Radio interface)

5.   APRS I-Gate

6.   Raspberry PI projects

7.   Mobile heads up display for D-STAR 

8.   Satellite projects (CubeSat, etc.)

9.   PIC Controller Projects

10. Antenna Projects (Build Antennas; Satellite, J-Pole, Colinear, Walking Stick, 5/8 wave 70 cm and 2 m Antennas, etc.)

11. Power Supplies (Build from scratch and how to modify your Computer Power Supplies for bench use)

12. Software Defined Radios (SDRs) (modifying USB TV Dongles, build your own SDR kits, etc.)

13. Antenna Tuner (Build your own, theory of operation)

14. HF Triplexer (June, 2010 QST) also good DIY HF beam article (Sept, 2002 QST)

15. Alternative Power Systems (Solar, Wind, Alternative Fuels Generator (Propane, Natural Gas, Alcohol, Wood Gasifier, Etc.) Proper conditioning of alternative power systems (UPS’s, Power conditioners, Etc.), Energy Storage

16. 2 Meter pre amp kits

17. Rig Runner Power Poles

18. DIY Rotors, Controllers, Satellite trackers, etc.

19. Build a radio stage by stage (learn theory along with project build)

From 2013-10-17 Meeting

$20 Antenna analyzer, 0-30 MHz: http://www.hamstack.com/project_antenna_analyzer.html

Poor Man's Antenna Analyzer: http://www.qsl.net/y/yo4hfu//Files/Ant_an/GM3VLB_Poor_Mans_Antenna_Analyser.pdf

Ham stack board: http://www.hamstack.com/hamstack.html

Sierra Radio Projects: http://www.hamstack.com/index.html

2M preamp: http://www.repeater-builder.com/projects/gaasfet.html

Vectronics (MFJ) has a lot of kits including preamps: http://www.vectronics.com/Categories.php?sec=209

Direct Digital Synthesizer (DDS): http://en.wikipedia.org/wiki/Direct_digital_synthesizer

N3ZI DDS-2 AD9834 30 MHz: http://www.pongrance.com/super-dds.html

DDS Buffer Amp: http://www.pongrance.com/dds-buffer.html

Si570 DDS: https://sites.google.com/site/darathursdaynite/technical-information/kits/qrp-2000-si570-synthesizer-kit

Radio Frequency Generator 

Audio Frequency Function Generator 

PigRig: http://www.kitsandparts.com/fprb-7030.7.php

SSB kit, the MKARS80 LSB 80M Transceiver Kit: http://www.radio-kits.co.uk/mkars80page.html

Field strength meter

Diode checker

Foxhunt Tape Measure Antenna: http://nt1k.com/blog/2012/vhf-3el-tape-measure-yagi/ http://theleggios.net/wb2hol/projects/rdf/snif_bm.htm http://theleggios.net/wb2hol/projects/rdf/tape_bm.htm https://sites.google.com/site/tapemeasureantenna/

Foxhunt Active Offset Attenuator using 9 volt battery: http://www.homingin.com/joek0ov/offatten.html  http://nt1k.com/blog/2013/my-offset-attenuator-project/  http://www.utaharc.org/rptr/offset1.html http://www.qsl.net/nz0i/projects/attenuator/attenuator2.html http://www.mobilfuchsjagd.de/Technik/K8SB%20Active%20Attenuator.pdf

Foxhunt Active Offset Attenuator using 1.5 volt AA cell: http://robin-wood.com/Ham/Fox/offset_atten.htm

Surface mount package soldering introduction