January 10, 2006 - Satellite operations
with Brad, N8VI
Amateur-Satellites.ppt
The ARRL powerpoint on satellite Operations.
sattrack.ppt
N8VI's powerpoint on satellite keplerian elements.
predict.zip
PREDICT, the satellite tracker software used in the presentation.
The package here has current keplerian data and is configured for
the latitude and longitude of the Elks Lodge in Mount Clemens.
It can be unzipped and run out of the box.
predict.tgz
PREDICT, the satellite tracker software used in the presentation.
This is the source code for Unix/Linux users. The package is the way
it came from the programmer; the user must supply keps and ground
station location data. More info at http://www.qsl.net/kd2bd/predict.html.
February 14, 2006 - Sound Card Modes
with Brad, N8VI
Hamscope
can do BPSK31,QPSK63,MFSK16, and CW ... and it's free!
SSTV
is the best program for Slow Scan TV ... and it's free!
MMTTY
is the best program for RTTY, by the author of MMSSTV ... and it's free!
MT63
is another free program, for the MT63 mode.
DOMINO
is another free program, for the new DOMINO MFSK mode.
OLIVIA
is another free program, for the new OLIVIA MFSK mode.
AGWPE
The AGWPE program is required for running the following two AX.25 packet programs
(and it's free)
UISS
is a great APRS messaging program, it's free, but requires AGWPE or a hardware TNC.
UI-VIEW
is a free APRS program with mapping (which requires AGWPE or a hardware TNC).
October 10, 2006 - Military Radios
with Jim, KA8TUR
Jim's Powerpoint Modern Military Radios and the Ham Operator
The QST Article QST Green Radio Round-up from April 2006
Army Field Manual FM 24-18 Tactical Single-Channel Radio Communications
Techniques
January 14, 2008 - The Arduino Board / Beginning Microcontrollers
with Brad, N8VI
The official arduino web site,
where you can learn about the
programming language
and download the
development environment,
plus learn a bit about the available
styles
of arduino board. I recommend the
Diecimila.
The arduino website has been having some problems in the past couple of days,
redirecting to www.pcb-europe.net. If clicking the above link takes
you to pcb-europe.net, that's not the arduino website, come back and
try again later.
Sparkfun, One place to buy Arduino boards, parts, and project ideas.
They ship REALLY fast. If you're getting a board, get the
Diecimila
Adafruit Industries, another good place to get arduino boards, parts, and
project ideas.
addendum:
I got some pin headers from sparkfun and some mini usb boards from adafruit
and soldered the one to the other, and along with some 16MHz crystals I got
from sparkfun, some preprogrammed AVR microcontrollers I got from adafruit,
and a 100nF capacitor I got from radioshack, I've been able to reproduce the
important parts of an arduino diecimila on a breadboard. I find this much
easier to prototype projects with than the actual boards, plus I can easily
take the microcontroller chip out when it does what I want and put it into
a PCB. Watch this page for a howto of some sort on doing this.
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