Stealth Antennas
Hidden and stealth antennas
Many ham radio operators face restrictions on antenna installations, whether due to homeowner association rules, limited property size, or the need for portable setups. Stealth antennas are designed to be inconspicuous, blending into the environment or appearing as something other than an amateur radio antenna. These designs allow hams to get on the air and make QSOs without drawing unwanted attention, often enabling operation from challenging locations like apartments, high-rise buildings, or small urban lots.
This category features a variety of creative solutions for discreet operation. Operators can find designs for compact dipoles, such as the Galaxy dipole or the G4JUV Gate Spring Dipole, which fit into small spaces. There are also multiband wire antennas, like the Stealthy HF Coat Hanger Antenna, that can be hidden in attics or along fences. For those in very restricted environments, resources cover indoor antennas, including square loops for internal walls, and even specialized designs for satellite operation or hidden transmitter hunting, like the turnstile antenna for 2-meter ARDF.
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How to operate on 10 and 20 meters in limited space with this trapped dipole. -
This projects was developed as a result of experiments to become QRV on 80 meters, again, using the little balcony by SM0VPO -
If you have a small lot and want on 160 meters this is our version of the antenna by K5CBL Troy -
This simple antenna was installed on the attic. Antenna was matched with help an Automatic ATU in 40, 30, 20, 17, 15, 12 and 10 meter amateur Bands. The Antenna worked satisfactory on the above mentioned bands. -
The 75 meter dipole at K7ZB was put up to meet the need for making contacts with friends in the Southwest and Southern California. As usual, it had to be put up so no one can see it from the surrounding neighborhood. -
A multiband stealth antenna. Tuner is required. The antenna is made from a $15, 500 ft roll of black #14 insulated stranded wire, about 120 small black wire ties, and maybe 30 or so large black wire ties. -
Suggestions on finding RF ground when you live in an apartment and you want to setup an antenna -
Successful apartment operating starts with an evaluation of the location -
HF Ham Radio antennas for apartments and methods of shortening antennas -
A full size half-wave 30m dipole installed in an attic -
Attic antennas can work better than you might think, some of mine work as well as their outside counterparts -
What is the best balcony antenna? what antenna would you recommend for use on typical hotel balcony? Read some answers here -
The antenna is nothing more than a simple 2.4 metre square loop drawing pinned to the internal brick wall of the spare bedroom. Yep, thats right, the inside wall of the spare bedroom - ideal for flat dwellers, hotel rooms or whinging neighbours, The loop has a simple switched inductance at the top of the square loop and uses a simple coaxial stub to tune the antenna. An additional variable capacitor placed across the feedpoint can be used to fine tune the resonance of the antenna, by Andy G0FTD -
Summary of experience with restricted space antennas -
An Attic Coaxial-Cable trap dipole for 10, 15, 20, 30, 40, and 80 meters -
German article on the multiband dipole by DG0KW. This antenna can be configured for several bands and can work in 3 or 4 bands mode. Can be used in restricted space lots. -
This is an 80 metre dipole that fits in a small spac -
A small antenna for all amateur bands, including 80 meters, and in a small garden without the compromise. An ideal replacement for those half size antennas such as the 1/2 size G5RV and Windom 40 -
If you have ever tried transmitting on HF from a tall block of apartments, where it's just not possible to erect a substantial aerial system, then this article is for you -
Small HF balcony antenna project -
Antenna Restrictions, Power Restrictions, RFI Problems, or Limited Space keeping you off the air? -
Packing crate HF antenna -
Reduced size longwave antennas by Cesare Tagliabue I5TGC and his experience on 136 kHz band. -
Article by DK5WL describes a multi-band DX antenna for the 160m-40m amateur radio bands with low visibility but great performance for long distance communication. -
more limited space antennas -
Progress in Design of Extremely Short Transmitting Antennas Short and still efficient, how is that possible? By Juergen Schaefer, DL7PE author of the MicroVert antenna concept. The MicroVert introduced in this document is an extremely short and hardly visible short-wave antenna with outstanding radiation properties -
Just a basic dipole, under the edge of roof. -
Attic Fan dipole antenna that allow to operate QRP from 40 metres to 10 metres, specifically 40, 20, 17, 15 & 10 meter band -
This article describe a small single wire antenna running on the side of the building allow operations on 80 meters band -
How to build a roofspace antennas and get them to work. Explains how to build an effective antenna in your roof. Very interesting if you don't have possibilities to setup an antenna in your roof. -
N5IW ideas to build your own antenna in a restricted lot, or a stealth antenna. Includes PPT files of HF and VHF stealth antennas. -
how to build a space restricted or apartment antenna -
A vertical antenna for 40 and 80 meters band, using a telescoping fiberglass fishing pole. -
This is a design for a stealthy HF multi-band vertical wire antenna using a tree as a supportby G7AQK -
An Attic version for limited space applications by NW9T -
Vertical antenna for 40 meters band -
The Carpet Loop II is an inexpensive, easily built, high performance antenna that can work in almost all apartments. -
A portable dual-band flower pot antenna design optimized for 10 meters, also resonant near 30 meters. Compact, lightweight, and radial-free. -
A very short dipole with a good radiation efficiently plus a respectable bandwidth by S. C. Chuck Smith, WA7RAI -
The Joystick antenna was used many years ago as an all band vertical HF antenna under restricted space situations that would cover from 80 meters thru 10 meters with a tuner and was a great commercial success Some hams even had success with it on 160 meters. -
the multiband Notebook Antenna, so called because the entire antenna will fit easily inside a 1" thick 3-ring binder -
A small antenna for limited space / lanai use. -
Two element X-Beam is a high-performance broad-band antenna that is ideal for Ham radio operators with limited space. X-Beams are inexpensive and easy to build. The performance of the simple X-beam is amazingly similar to larger, more conventional antennas by 4S7NR -
A shortened and invisible wire antenna for 7 MHz -
This article details a ham radio operator’s experience setting up HF antennas in an antenna-restricted community. Initially using an AEA Isoloop magnetic loop for QRP PSK, the author later built an attic antenna system, including dipoles for multiple HF bands and a slinky dipole for 40 meters. The setup allowed for operation on six bands with acceptable VSWR. Despite space constraints and some compromises, performance was effective. The article highlights practical strategies, emphasizing experimentation and antenna modeling for optimizing performance in limited-space environments. A valuable guide for ham radio operators facing similar restrictions. -
A comprehensive overview of a 10-band attic antenna system developed for contesting and DXing is presented, covering its evolution and performance. Initially intended in a restricted location, the system has been developed through numerous iterations, using various antenna types such as delta loops and Yagis. Automatic switching, dual-direction capability, and optimum tuning for certain band segments are among the most notable features. The project not only improves operating efficiency but also provides great learning opportunities in antenna design and installation in restricted places. -
Antennas for restricted lots, apartments and indoor antennas by VK3YE -
A project for a balcony antenna that works on 7 10 14 MHz made by 2 PVC tubes coiled with insulated copper wire, a solution for restricted lots. -
Antenna may be made practically from any wire (strand, solid) having a reasonable diameter 0.5 2.0 mm (24- 12 AWG). Antenna may be installed at any balcony of 3 to 6 meter length. -
The simple balcony vertical HF antenna made with plastic fishing pole. Just along the pole I install copper wire in 7 meter length. Then was installed ATU. It was used home brew tuner. For each band was used one counterpoise in length 0.8 x lambda/4 -
Living in a no antenna deed restricted community sounds bad for a HAM, but it means you just need to be more creative. I have found this will not stop your DXCC activities and many of my local HAM club members will agree -
This article details the development of an 80-meter antenna within the confines of a restrictive covenant community. Faced with limited space, the author explores various options before implementing a clever hybrid design: a short 30-foot vertical wire running discreetly down the building's exterior combined with a capacitive top hat installed in the attic. Computer modeling confirmed the superiority of capacitive loading over inductive loading, increasing radiation resistance from 6 to 14 ohms. The perimeter wire top hat, naturally supported by the attic structure, resonates effectively at 3.5 MHz. The system is completed with four buried 60-foot radials installed "after dark" to maintain compliance with community restrictions. -
Articles for amateur radio newsletters aimed at new hams by WD4BIS -
Isotron antennas are antennas of reduced size, without tuning. On 40 and 80m band, it is made of two plates into v whose angles are connected by a coil. In this article the description of a home made realization for the 40m band. -
A concept to use common, low-cost parts to mount a VHF/UHF dual-band antenna to help people who have HOA restrictions, are renters, or desire low-visibility characteristics get on the air. -
Setting up HF10 a solution for those having limited locations and wanting a low visual impact aerial by G4LDS -
Multi-band loft-mounted dipoles for 40, 20, 17, 15, and 10m -
The antenna almost repeat the design of the Car Antenna however instead of aluminum tubes it was used copper wire in plastic insulation in diameter of 2- mm (12 AWG). -
An indeal stealth antenna made by multiple quarter wave verticals, supported by a tree. -
Antenna for limited space, made from 24AWG wire helically wrapped around the top element of a 3-element cane pole, is basically a fully-loaded vertical and performance are limited and should represent the last resort for extreme cases. -
This article deal with various means to covertly operate radio systems while going unobserved. -
An attic wire antenna with several modifications during the time. Began as a simple coax fed doublet antenna, and upgraded to a multi-band hf fan dipole, till the G5RV all deployed in an attic. -
A 9 band stealthy Fly-By-Night Antenna Eham article by N4UM -
Fully functional weathervane conceals an efficient 2- meter base-station antenna. Your Neighbors and HOA won’t know it’s there and they will love the rooster-vane. The Rooster-Tenna is a covert 2-meter ham radio antenna disguised as a functional weathervane, ensuring seamless integration into residential environments. This improved version features a wide-spaced parallel-fed folded dipole in a compact skeleton slot design. Constructed from aluminum tubing and acrylic supports, it offers omnidirectional, vertically polarized performance suitable for repeater and satellite use. Easy to mount and tune, it achieves a low SWR across the 2m band. With 3D-printable parts available, the Rooster-Tenna blends practicality with stealth, making it an ideal solution for HOA-restricted areas