Search found 75 matches
- Sun Aug 01, 2004 2:01 am
- Forum: RDS Encoders
- Topic: Does the rds max v2.0 assembled works in Canada ?
- Replies: 2
- Views: 11421
What is RDS ?
A Brief Introduction to RDS (Radio Data System for VHF/FM broadcasting) The use of more and more frequencies for radio programmes in the VHF/FM range make it inceasingly difficult to tune a conventional radio to a desired programme. This kind of difficulty is solved with the Radio Data System, that ...
- Fri Jul 30, 2004 8:55 pm
- Forum: Schematics - help and ideas
- Topic: What kind of schematics do you miss?
- Replies: 22
- Views: 169128
that means that you are under heavy manners dude
I have worked at various establishments where i have been the only male working in unison with 5 females..and presently i cant keep track of all the females that wanna work along with me...It's a Looooooooooooooooong list of Females that have forwarded their resumes for me to review. Utmost Respects...
- Thu Jul 29, 2004 2:00 pm
- Forum: Schematics - help and ideas
- Topic: What kind of schematics do you miss?
- Replies: 22
- Views: 169128
- Sat Jul 24, 2004 10:24 am
- Forum: Schematics - help and ideas
- Topic: ATX POWER SUPPLIES FOR D.C FEEDS
- Replies: 2
- Views: 11612
IN A DAY OR SO I SHALL POST SOME JPEGS
On the YAHOO Pirate Radio site,a few units that i have modified for use overseas..As i said it is one way for those that are Technically sound and wanna take advantage of the low cost and wide availability of some very versatile PC PSU's ... As i said before one can also armed with a bit of cct. com...
- Wed Jul 21, 2004 8:59 am
- Forum: Schematics - help and ideas
- Topic: ATX POWER SUPPLIES FOR D.C FEEDS
- Replies: 2
- Views: 11612
WATTAGE VERSUS AMPS OUTPUT
By the way here are some details that i offer as a practical guideline if anyone decides to do the conversion. FOR A 250-275 WATT COMPUTER SWITCHING PSU FROM EXPERREINCE AND DEPENDING ON THE MANUFACTURER ONE CAN EXPECT A LOAD CURRENT DELIVERY OF APROX 8-10AMPS AT 12 VOLTS A 300 -325 WATT PSU 10-13AM...
- Wed Jul 21, 2004 8:25 am
- Forum: Schematics - help and ideas
- Topic: ATX POWER SUPPLIES FOR D.C FEEDS
- Replies: 2
- Views: 11612
ATX POWER SUPPLIES FOR D.C FEEDS
Greetz, There are some ATX Computer power supplies that can be used to provide a very stable and well filtered source of Direct Current at 12 to 13volts which can be used for Powering up Various transmitters such as the PCS VERSIONS...However some minor modifications have to be made to the power sup...
- Mon Jul 19, 2004 11:40 pm
- Forum: AM transmitters
- Topic: Power and modulation AM max
- Replies: 7
- Views: 18627
GLOW FETS
He might be referring to a RF amp minus the Mosfets that were Probably Burnt out by useing the Wrong type of N connectors on the Antenna Cablepcs wrote:?
I HAVE SEEN THAT HAPPEN SO MANY TIMES..HIGH RESISTANCE
- Sat Jul 10, 2004 6:40 am
- Forum: AM transmitters
- Topic: ISOTRON AM BROADCAST ANTENNA WITH AM MAX II
- Replies: 15
- Views: 59407
LOOP ANTENNA IDEAS
...Part 15 FCC requirements dictate the final stage of the transmitter be located as close as possible to the loop terminals.( HOW IMPRATICAL FOR THE AVERAGE LAZY JOE DOE) This constraint posses no major difficulty since the stage can be constructed on a small circuit board and mounted within the sa...
- Sat Jul 10, 2004 5:42 am
- Forum: Antennas
- Topic: do i need a balun with log-periodic?
- Replies: 4
- Views: 12981
Re: do i need a balun with log-periodic?Additional Info
I just bought RPL 0205 log-periodic antenna from you guys. Theres no instructions but i can figure out how to assemble it. But do i need a balun for it? What is it's impedance at 100mhz? I will be using 50ohm coax as feed line. http://www.w8ji.com/images/LPDA/LPDA%20correct.jpg ...Some antenna manu...
- Sat Jul 10, 2004 5:30 am
- Forum: Antennas
- Topic: Half-Wave Antenna Questions...
- Replies: 5
- Views: 14844
SKIN EFFECT "TEORY"
http://www.w8ji.com/coaxial%20currents/coax.gif f we feed exactly equal and opposite current into the coax, currents have no choice but to flow INSIDE the cable shield! The outermost conductor can be treated as a single wire, since everything else is "hidden inside". There will be no &quo...
- Wed Jul 07, 2004 10:19 pm
- Forum: Antennas
- Topic: INTERBAY ANTENNA SPACEING_WELL WRITTEN ARTICLE
- Replies: 10
- Views: 18180
- Wed Jun 30, 2004 7:55 am
- Forum: Off topic!
- Topic: Sound Solution compressor in Winamp
- Replies: 28
- Views: 113706
SoundPanel Download Files
:lol: Hummm, Strange people live in here....The force is weak within him....Anyway about sound solution. I have downloaded and having a play with it at the moment. If anyone has managed to sort a decent setup could you please e-mail to me - you can do this by going to your winamp directory (on your...
- Wed Jun 30, 2004 7:51 am
- Forum: Off topic!
- Topic: FCC BLOGS
- Replies: 0
- Views: 18359
FCC BLOGS
Opinion: LP Eye for the FM Guys We wrote here years ago that NAB and other opponents had rushed to condemn low-power FM before all the facts were in, then went about producing evidence to support their preconceived notions. Recently, the FCC-commissioned Mitre report showed that "LPFM stations ...
- Sat Jun 26, 2004 4:44 am
- Forum: Schematics - help and ideas
- Topic: Need help with creating a wireless FM guitar system!
- Replies: 2
- Views: 10785
- Fri Jun 25, 2004 12:14 pm
- Forum: Schematics - help and ideas
- Topic: microwave link
- Replies: 10
- Views: 41235
spectrum compliance
Just remember folks that ensure that even if one decides to RF link your studio to your TX..do pre-qualifying checks to ensure that you are useing a legal segment of the RF Spectrum assigned for RF STL's..In some countries the rules differ..Stateside be evenmore aware of your choice of operational &...
- Fri Jun 25, 2004 8:14 am
- Forum: FM transmitters
- Topic: Using an FM transmitter for an R/C car
- Replies: 1
- Views: 8393
Re: Using an FM transmitter for an R/C car
What kind of FM transmitter could I use to control a remote control car and have it go a mile or more? Make - model # - and cross reference # and where can I buy one at? Also, how do you increase the range of a transmitter at board level? Thanks in advance http://www.rentron.com/PicBasic/exterminat...
- Fri Jun 25, 2004 7:53 am
- Forum: Schematics - help and ideas
- Topic: 10 GigaHurtz_GUNN OSCILLATORS SOURCES
- Replies: 0
- Views: 7251
10 GigaHurtz_GUNN OSCILLATORS SOURCES
Greetz,
Here are a few more data sheets.
10 ghz Gunn source with varactor modulator
http://www.shfmicro.com/10ghz.pdf by M/A_COM
Here are a few more data sheets.
10 ghz Gunn source with varactor modulator
http://www.shfmicro.com/10ghz.pdf by M/A_COM
- Fri Jun 25, 2004 7:25 am
- Forum: Schematics - help and ideas
- Topic: APPLICATION NOTES..C.E.LABS
- Replies: 0
- Views: 7130
APPLICATION NOTES..C.E.LABS
Greetz,
For the serious Hardcore RF Hardware systems integrator here are some application notes worth reading.
http://www.cel.com/eng/eng_notes.asp
For the serious Hardcore RF Hardware systems integrator here are some application notes worth reading.
http://www.cel.com/eng/eng_notes.asp
- Fri Jun 25, 2004 7:18 am
- Forum: Schematics - help and ideas
- Topic: microwave link
- Replies: 10
- Views: 41235
Re: Microwave LInk
SB, do you just mean you want the Power supply/Audio modulator section that plugs in to the GUNN oscillator horn? I have a very good schematic, let me know and ill email you it... ------------------------------------------------------------ http://www.qsl.net/ke5fx/uwave/10ghz.pdf http://home.nycap...
- Fri Jun 25, 2004 7:13 am
- Forum: Schematics - help and ideas
- Topic: BLUE CAP 10 GHZ RF DATA LINK
- Replies: 0
- Views: 7155
BLUE CAP 10 GHZ RF DATA LINK
http://213.244.160.42/albert/htmldocs/zelfbouw/blauwkap/org.jpg Haveing a schematic handy is a definite must..There are a few other LNB's that appear to be able to be converted easily..i am presently working on a conversion unit useing the popular and widely available Direct TV LNB's. http://213.24...