Antenna height does affect the radiation pattern of the antenna, in that the closer (in terms of wavelength) the antenna is to the ground, the more radiation...
The higher the better, but if 25 is the max height you'll still be fine....
Damon Cassell
radiofreak@...
Jul 1, 2003 2:20 pm
1550
Speaking of transmission line and loss. There is huge differences in signal strength both transmitting and receiving. RG-213 which was considered good 25 years...
Thanks for all of the answers to the shortwave antenna question. I really appreciate the time you took to answer. I really enjoy this board. My email was...
My antenna The height of my antenna (open-dipool 2X10meter) is 3 meters off the ground. I transmit with 12 Watt end the standing wave is not bad. Nearly 1:1 ...
From next Sunday 6 July 2003 at 0900 UTC on AWR - Adventist World Radio (in Italian) a new 20 minutes weekly DX programme called "Studio DX" will be on the air...
Hi All,We works with a new antenna the famous ZIPPIRO EH-ANTENNA he is verry small 54 cm en special for mobile use on the 7 MHz band the gain between 3.5 dB...
Like if connected between trees but about 5 feet over a house roof. Is that cool for shortwave antenna or should it just be over the ground instead. Will the...
I wouldn't sweat it. The house should not effect the pattern too much at HF frequencies. The only thing to consider is that the proximity to the house could...
Damon Cassell
radiofreak@...
Jul 3, 2003 5:56 pm
1557
Why is it that on lists of SW bands I never see reference to the 48 meter band? I see 49 but never 48. Is 48 used exclusively in Europe? Sorry for what some...
or it could get into the telephones, which is a bigger problem because the lady down the street is trying to talk to her friend and the telephone company takes...
SWR's 3 years Birthday-transmission Starting 21 hours UTC today Friday 4th July. Celebrate whole 24 hours with us with special Birthday programmes. We have...
Alpo Heinonen
alpo.dx@...
Jul 4, 2003 9:56 am
1560
What if an antenna is cut for 6200-6300 khz. Is there any flexibility at all for transmitting on other frequencies? What happens if someone tries other bands...
SOUTH AMERICAN PIRATES -Times UTC *RADIO COCHIGUAZ, has fixed their transmitter after a hard work. We overcome the problem (we change a tube and other parts),...
Radio Cochiguaz
radio_cochiguaz@...
Jul 5, 2003 6:57 pm
1562
Dear friends! We are happy to inform you that if all things goes well, to night, or better said tomorrow UTC we will be on board of Radio Cochiguaz . We have...
Amigos de Cochiguaz Recientemente hemos monitoreado la frecuencia de 11440 khz, y lamentablemente esta ocupada por una emisora de Argentina que emite en LSB. ...
Radio Cochiguaz
radio_cochiguaz@...
Jul 6, 2003 1:38 am
1564
What is here at the SW pirates group reminder Hello guys and girls. there is a chat in the A*L*I* webpage were you can chat without logging in, just enter a...
SWpirates@yahoogroups...
Jul 6, 2003 11:19 am
1565
Hello: For some reason I get interference on my sound mixing console meters when broadcasting on shortwave. Is this because my antenna is too close (up on the...
Does it do it with the audio sources plugged into the board? It is possible that the cables that are being plugged into it are picking up the noise and ...
Hello free radio friends: Thanks to all people that write us reporting our signal on 11440U khz. We broadcast only on USB, and on the past weekend when we...
Radio Cochiguaz
radio_cochiguaz@...
Jul 7, 2003 8:32 pm
1571
I am using a horizontal Dipole connected between two trees. This is omnidirectional right? Any ideas how I can make it directional? Do I need a new antenna?...
Hi: Thanks for the information. I have some serious antenna repositioning work to do. This board is a great. I have never seen such diehards. Take care...
Hello dear members of the SW pirates group. as you might already have find out is that there is a new kind of Spam, that is joining up with a big email,...
you could have the dipole at only 6 feet off the ground and it will work ( needs to be a little longer ) when its low the signal go's straight up and bounce's...
... In free space, the pattern from a dipole can be visualized as a 3-D figure eight (two spheres broadside to the dipole) with equal radiation levels at all...
Hi pirate friends. We are working now to change the crystal of 11440 khz since the frequency is occupied in LSB mode, we will move then to 11430U khz. Now, we...
