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apartment antennas
Just getting back into shortwave listening after a 30 year absence.
Now I live in an apartment in NYC and have access to the fire escape on the 3rd floor outside my window. While waiting for my radio to come in the mail I'm researching all kinds of antenna possibilities which do not look too conspicuous. I'm sure there are plenty of ideas out there and I'd love to hear from you. Would a balcony vertical antenna work better than a long wire (well, not particularly long) or a slinky type. The good news is that I can probably get some kind of antenna outside on the fire escape so there should be some options there. Thanks to all. Phil |
Hang a Slinky@ by the window by the fire escape, use the escape as a
counterpoise. I used the Slinky for years as an indoor antenna in a house that I could not have an outdoor antenna and it worked well. Greg "Gary Sanford" wrote in message ... On 1 Dec 2003 15:26:42 -0800, (Philip Levine) wrote: Just getting back into shortwave listening after a 30 year absence. Now I live in an apartment in NYC and have access to the fire escape on the 3rd floor outside my window. While waiting for my radio to come in the mail I'm researching all kinds of antenna possibilities which do not look too conspicuous. I'm sure there are plenty of ideas out there and I'd love to hear from you. Would a balcony vertical antenna work better than a long wire (well, not particularly long) or a slinky type. The good news is that I can probably get some kind of antenna outside on the fire escape so there should be some options there. Thanks to all. Phil You could always try the fire escape itself! Maybe with a counterpoise or even directly with a delta match. In any case, good luck with the RFI. I used to live in north Jersey and don't miss all the interference. ~~~~~~~~~~~~~~~~ Gary Sanford |
I recently read somewhere where, and please don't laugh, someone actually
used a metal slinky toy as an antenna in just your situation. He said that he simply let it drop out a window for DX'ing and when he was done, just pulled it back in. I've never heard of how successful it was, but it may be cheap and fun way to experiment. 73's, Todd KB3KNV |
Must be on the same wavelength. If you have done this, how successfull was
it? |
Hi Phil:
A Fire Escape ! Wow ! ! ! You can get out on the fire escape & hook up all Sorts of antennas. My suggestion is to use Black Stranded, insulated Radio Shack hookup wire; - comes in 100 foot rolls. Whilst waiting for your new Toy to arrive, go out on said fire escape with a transistor radio hooked up to headphones. Move arond a bit, trying NOT to look like a Spy or Burglar, & see what dirction signals come in from best. - Also, make a wire lead-in to where your radio will eventually sit. A Fire escape.! How Brutally Cool !!! YOu can probably hook up wire between your windows(s) as listed below, OR string wire all along the hand rail up & down Start slow, don't terrify ( or **** off ) the neighbors & you should have all sorts of opportunities ahead Signed - Jealous - ( Dan / NYC ) ( Below is some other instructions ( modifiable ) that may come in handy ) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~ MATERIALS Some Stranded, Insulated copper wire from Radio shack Colors so it matches the bricks / outside of your building Some stick-on Cord holders One tube clear Silicone sealer glue One black magic marker One Rusty red magic marker A roll of Duct tape color of outside of apt. One Mop One piece of twine or string. PROCEDU See how far it is in between two windows of your Apt.. Measure out a piece of string this distance + ~ 6 - 8 feet. Attach a small soft edged weight to it. ( Look Outside to see no one is looking !! ) Secure curious household pets Open Both Windows. Insert mop part way out one] Close that window to secure mop handle Run over to the other window QUICK! Take the twine with the weight on it & (without risking life & limb) Toss the string over the mop. Secure the end of that end of the string with a bit of slack Close that window Run over to the other window with the mop that has the twine handing down off it Pull the mop in Close the window. NOW Attach stranded wire to the end of the string. Slightly open window Run over to other window. Open it & pull in string until wire / string connection is through.. Pull in enough so that wire will reach SWR Attach wire to SWR. Close window. - That's basically it. Modify as needed. You can take Square stick -on cord holders Camouflage them with magic Markers, & Silicone glue them to the outside corners of the window, Then loop more wire ( DONT FALL OUT WHEN DOING THIS !!) around the cord holders. This makes the antenna longer. repeat for other windows..This should help lots.. ( Works for me !!) In article , (Philip Levine) writes: Just getting back into shortwave listening after a 30 year absence. Now I live in an apartment in NYC and have access to the fire escape on the 3rd floor outside my window. While waiting for my radio to come in the mail I'm researching all kinds of antenna possibilities which do not look too conspicuous. I'm sure there are plenty of ideas out there and I'd love to hear from you. Would a balcony vertical antenna work better than a long wire (well, not particularly long) or a slinky type. The good news is that I can probably get some kind of antenna outside on the fire escape so there should be some options there. Thanks to all. Phil |
I recently read somewhere where, and please don't laugh, someone actually
used a metal slinky toy as an antenna in just your situation. What's to laugh at? The Slinky-as-antenna concept has been around for a LONG time, and has many, many proponents in the SW and amateur realm. Do a search for 'slinky antenna' on google or your favorite engine, see how many hits you garner. I've experimented with Slinky antennas in the past, but more out of curiousity than outright need (I use a 75" sloper and a large horizontal loop 'skywire', about 200" a side, for my outdoor antennas) but they can be rewarding antennas. For about a year I had an indoor Slinky antenna 'loop' running around the ceiling in my room, all four walls. When storms or wind were howling outside, or in snowy conditions (blowing snow and sand can cause a LOT of static build-up on a longer wire antenna!) I could still do some rather nice listening without fear of frying my radios. Worked pretty well on my scanners, too. And you're right, it's cheap and it's fun! Linus |
(Philip Levine) wrote in
om: Just getting back into shortwave listening after a 30 year absence. Now I live in an apartment in NYC and have access to the fire escape on the 3rd floor outside my window. While waiting for my radio to come in the mail I'm researching all kinds of antenna possibilities which do not look too conspicuous. I'm sure there are plenty of ideas out there and I'd love to hear from you. Would a balcony vertical antenna work better than a long wire (well, not particularly long) or a slinky type. The good news is that I can probably get some kind of antenna outside on the fire escape so there should be some options there. Hi Phil, Consider a small antenna like the "H-800 SkyMatch Active Antenna" from LF Engineering... http://www.lfengineering.com/products.htm ....or better yet, from Grove Enterprises... http://www.grove-ent.com/ANT15.html (this is where I bought it from). I have been using this antenna for a while now and it equals if not surpasses limited space windom antennas. Now, it will never beat a full size antenna, but for a limited space, outdoor antenna (29" tall), it is giving me a good return on my investment. It's quiet, small, forgiving and easy to instal. -- The Traveler, Oceanside, California |
Philip Levine wrote: Just getting back into shortwave listening after a 30 year absence. Now I live in an apartment in NYC and have access to the fire escape on the 3rd floor outside my window. While waiting for my radio to come in the mail I'm researching all kinds of antenna possibilities which do not look too conspicuous. I'm sure there are plenty of ideas out there and I'd love to hear from you. Would a balcony vertical antenna work better than a long wire (well, not particularly long) or a slinky type. The good news is that I can probably get some kind of antenna outside on the fire escape so there should be some options there. Thanks to all. Phil Try looking under antennas at the AMANDX site listed below. A few ideas that may be of help depending on your situation. Sometimes you have to try a few things to see what is best -- 73 and Best of DX Shawn Axelrod Visit the AMANDX DX site with info for the new or experienced listener: http://www.angelfire.com/mb/amandx/index.html REMEMBER ON A CLEAR DAY YOU CAN HEAR FOREVER |
The U.S. Navy used them for transmitting from ships in the 50's........hung
from the rigging vertical. "Macman" wrote in message ... I recently read somewhere where, and please don't laugh, someone actually used a metal slinky toy as an antenna in just your situation. He said that he simply let it drop out a window for DX'ing and when he was done, just pulled it back in. I've never heard of how successful it was, but it may be cheap and fun way to experiment. 73's, Todd KB3KNV |
The U.S. Navy used them for transmitting from ships in the 50's........ hung
from the rigging vertical. Yeah, sure. Only if some ham was bootlegging. At that time, ham operation wasn't allowed on Navy vessels. Bill, K5BY |
check it out . I have the book somewhere and try to find it. It states it
was used by the Navy for transmitting military frequencies, not amateur. "WShoots1" wrote in message ... The U.S. Navy used them for transmitting from ships in the 50's........ hung from the rigging vertical. Yeah, sure. Only if some ham was bootlegging. At that time, ham operation wasn't allowed on Navy vessels. Bill, K5BY |
check it out . I have the book somewhere and try to find it. It states it
was used by the Navy for transmitting military frequencies, not amateur. I'll certainly try to do that. The reason for my doubt is that, in the 1950s, I worked on Navy comm systems, in a factory and on some ships while working in shipyards. Vessels ranged from tugs, landing craft, and minesweepers to a cruiser. Bill, K5BY |
The book I am referring to was published about 1959, and dealt with variable
types of vertical antennas. I have recently moved and will be attempting to locate it in about 206 boxes of books. I am sorry if I have offended you, sir, it was not my intent. "WShoots1" wrote in message ... check it out . I have the book somewhere and try to find it. It states it was used by the Navy for transmitting military frequencies, not amateur. I'll certainly try to do that. The reason for my doubt is that, in the 1950s, I worked on Navy comm systems, in a factory and on some ships while working in shipyards. Vessels ranged from tugs, landing craft, and minesweepers to a cruiser. Bill, K5BY |
The book I am referring to was published about 1959, and dealt with variable
types of vertical antennas. I have recently moved and will be attempting to locate it in about 206 boxes of books. I am sorry if I have offended you, sir, it was not my intent. Oh no, Gregory. You haven't offended me. In fact, I was probably too blunt. But I am very interested. Remember me and post what you find, whenever you finally get a chance to go through your books. I'll look for Subject: Slinky Navy Antenna. When I moved here 12 years ago, I downsized by a factor of 4, so I had to give up a lot of my books. (Sob!) That was my last move ever. At age 73, I can say that with assurance -- unless a hurricane or fire takes me out. G Anyhow, maybe in the meantime, I might find something on the Internet about slinky Navy antennas. All the vertical HF antennas I'd been aware of was the common 33-foot vertical, plus the discone-discage. Even the 2-3 Mhz tug boat rigs fed those 33-footers, using a VHF type of coax -- 4-inch copper pipe "shield" with a 1/4-inch copper tubing "center conductor." LOL Oh and I suggested to Navy design in Philly, in 1960, to turn part of the "sail" of a sub into an antenna embedded in fiberglass for HF, to overcome the problem of having to wait until the sal****er drained off the 33-foot vertical' insulator before transmitting. I underestand they did. Oh, and I was offered a GS-9 job then as reward for that and for a field test I'd conducted of an antenna multicoupler. (The latter had flaws.) I turned it down because my current employer then gave me an opportunity to go to work with big digital computers. Best wishes in your new abode, Bill, K5BY |
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