SLOW
SCAN TELEVISION HELPER
THE FOLLOWING
INFORMATION
IS FOR RADIO AMATEURS & SWL'S THAT
ARE STARTING WITH
SIMPLE INTERFACE IBM SSTV SYSTEMS OR SOUND CARD
INTERFACE SYSTEMS
AND ALSO MAC AND LINUX COMPUTERS
This
page is best viewed with Out look Express

(Slide
show 3 low quality SSTV pictures
Note: All GIF animation pictures takes time to load)

Note: Animation graphic may require Java Last changes
made Dec.. 22 - 2004

It has never been easier or less expensive to get into
SSTV
You can use
a IBM,MAC and also a Linux computer. The following information is
for
slow scan television systems with software programs to download and
graphic
pictures and diagrams and also links to the new web file picture
transfer programs etc.
and more SSTV web sites that will display
when you click on the underlined hyper text!
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For my original QST article "Getting Started with SSTV" see QST magazine Sept.1997 page 53. Note: if you have the Adobe Reader installed you can view and print the article in color at http://www.arrl.org/tis/info/pdf/99753.pdf
Or you can also view the original unedited article text if you click the following!
Original
Article Text
Note: To download
and install the Adobe Acrobat PDF Reader click the following http://www.adobe.com/products/acrobat/main.html
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SSTV
Software
Downloads
Today we
have numerous web sites with shareware and even free ware downloads for
the simple Interface (Hamcom systems) and the newer Windows sound card
arrangements. We also have free software to convert graphic file types
and modify pictures and capture the computer screen etc.
You
can
also down load Several SSTV programs and various Digital communication
etc. programs from the "RIGblaster" web site (the manufacture of a
interface
device) to connect the transceiver to the Computer and microphone etc.
to simplify normal computer and SSTV radio operation) A search for
"SSTV"
with a good search engine like Google at http://www.google.com
will produce numerous Amateur web pages with software downloads also.
If
you have an older IBM computer with a visa video card you may wish to
use
the DOS simple interface arrangement. With the newer faster computers
you
can use the simple Windows Sound Card and software setups.
The
following is just a few links to locate software for web download.
Rig
Blaster KB4YZ
WEB PAGE
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If you don't have a web service provider (ISP) you can
also download software with a computer with only a modem and telephone
connection
BULLETIN
BOARDS WITH SSTV SOFTWARE TO DOWNLOAD
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INTERFACE AND SOUND CARD SSTV SYSTEMS
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CHECK THE FOLLOWING TO VIEW SOME TYPICAL SSTV PICTURES
MY
SHACK TWO
DOGS
ME IN BOAT DX SSTV
MY MUG SHOT
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To get pictures to use the simple way is just to save and replay
a received SSTV picture.You can also use any of the following methods
to
obtain pictures to save to a floppy or the hard drive and resend with
a SSTV program....
Graphic Picture Sources
1. CD -ROM'S 2. FLOPPY-DISK 3.
PAINT-PROGRAMS
4. CLIP -ART 5. SCREEN-GRAB 6. PRINT-PROGRAMS
7.HAND/FLATBED-SCANNER
8. CAMCORDER (WITH A CAPTURE
DEVICE)
9.
TV/VCR & DIGITIZERS 10. DIGITIZED STILL-FILM
PHOTOS
11. INTERNET/WEB
12. DIGITAL-CAMERAS 13. OFF-THE -AIR
14.GOOGLE
IMAGES
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POPULAR
SLOW SCAN FREQUENCIES
Just tune in with upper
or lower side band on HF or FM with VHF as most SSTV programs have
tuning
indicators.
Note: SSTV is just
an Audio signal
28,680Khz
21,240Khz 14,230Khz 7,171Khz 3,845Khz 1,840
-1850Khz
144Mhz /on
some local Rptrs.
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DIAGRAMS
FOR IBM SIMPLE INTERFACE CIRCUITS FOR DOS AND WINDOWS
(If you like to construct
your hardware click the following )
Sound
Card Interface
DOS
interface
JV-Fax Interface
EZ-SSTV Interface
Note:
Several
Commercial Interface hardware devices are available to simplify
connecting
the computer and the Xceiver to permit switching between normal
and
SSTV operation like the RIGblaster Co. Interface devices at
http://www.westmountainradio.com
or the MFJ 1275 Interface at
http://www.mfjenterprises.comor the Tigertronics Co. SL-1 Interface
at http://www.tigertronics.com
DIGTRX
Note: All the Proceeding Information pertains to Analog SSTV systems for radio, for the new Digital systems click the KB4YZ Web page link above for information and downloads of the new DIGTRX etc. programs Licensed amateurs with faster computers may wish to send the JP2 compressed pictures and GIF animations and voice files etc. with various new features on 14,233 MHz using the digital modes.
WEB GRAPHIC FILE TRANSFER METHODS
"InterAce"
The
new Internet Web Picture Transfer
SWL's that can not use the Amateur web/radio voice programs
like
Echolink and
Ham Radio SSTV may however wish to use the new graphic picture file
transfer
program "InterAce" now available as a
free download at
several web locations. Just do a Google search for "InterAce SSTV" The
advantages of InterACE for exchanging pictures is it permits pixel
perfect
reception, with out noise or fade or interference and no TVI, etc. and
a transmitter or
radio receiver or antenna is not required, only a simple 56k modem or
faster
internet connection using an IBM computer to exchange pictures with
Hams and
SWL's around the world. The InterAce program has an auto-save function
and a auto-send feature. and operates with BMP and JPG graphic file
formats. Pictures
can be saved in one directory and loaded from the same or a different
directory.
After the InterAce program is downloaded you need to configure the
program with
a Call Sign or a designation like "SWL-JOE" as a example and select a
server and port number. One of the currant active servers is "acetv.mcc.ac.uk
" and port
"80." Or you can possibly locate some one on Echolink
that may know of a server that is active. Just type acetv.mcc.ac.uk and
port
80 in the little windows. Note: Licensed
Amateurs can use the Echolink Radio/web voice
program and also operate InterAce program at the same time by switching
windows
or resizing windows for a split screen display. The InterAce program
permits you
to add colored text with various font types and sizes to your pictures
and also
add some header and footer text to your pictures. Note: If you are
using the
Windows XP operating system you will need to turn off the default
Windows
firewall. Web picture transfer may not be real "Ham SSTV using radio",
but for even some hams living in apartments, who are unable to put up a
proper
antenna, it permits them to exchange high quality DX pictures from
around the
world. Note: Several free programs can be used to view your auto-saved
received
pictures full screen and also as a slide show function with the "OfotoNow"
and
"Picip" and the "dotPhoto Viewer"
etc. these viewing programs are
available on the web with a Google search by name at the following.
http://www.google.com
You may also wish to try the new
free CQPhone web program that permits hi quality voice, and
video/phone,
and text and picture and web page etc. transfers even with an older
slow
computer and a slow web connection (No Amateur license required)
Locate and download with a Google search for CQPhone . 73 Ramon Glidden W5NOO
Note: Fast web connections (broad band) will result in fast picture
transfers and permit voice and video and graphic file transfers
at the same time. For details and help information on fire wall
problems, etc. click the question mark at the top of on screen
telephone picture.
Web Award


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