4 meter
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Antennas : 10M- 10 Meter Vertical Dipole
- Homebrew a vertical dipole for 28 Mhz by N2UHC
[ Hits: 8214 | Votes: 9 | Rating: 6.68 ]
- 4N1SM 5 elements yagi for 15 Meters
- EF155A1 21 MHz monobander antenna by YU7EF
[ Hits: 1699 | Votes: 2 | Rating: 7 ]
- Monster Quads
- N6LF tells us about his monster two-element 40-meter quad, with bonus three elements on 20 and 15
meters.
[ Hits: 6373 | Votes: 0 | Rating: 0 ]
- Your First 160-Meter Antenna
- Notes on building a basic wire vertical or horizontal antenna for 160 meters band by L. B. Cebik, W4RNL
[ Hits: 6073 | Votes: 3 | Rating: 1 ]
- A Potpourri of 160-Meter Verticals
- A potpourri of 160-Meter vertical antennas and modeling issues, inverted-L, 3-element parasitic array, 1/4-wavelength monopole
[ Hits: 3647 | Votes: 0 | Rating: 0 ]
- The flower pot antenna
- A portable dual-band antenna working principally on 10 meters but also close to the 30 meter band. It's compact, light, economical and doesn't need any radial.
[ Hits: 13403 | Votes: 1 | Rating: 10 ]
- W3HH antenna for 40 meters
- Pictures and plan to build a wire W3HH antenna for 7 Mhz.
[ Hits: 5021 | Votes: 11 | Rating: 7.45 ]
- Magnetic loop for 80-40 meters
- Evolution of a project of a small magnetic loop resonating from 80 to 40 meters
[ Hits: 5098 | Votes: 7 | Rating: 7 ]
- 4 el yagi for 50 Mhz
- The EF0604S is a compact 4 elements yagi antenna plan for six meters band featuring 8.77 dBi gain and a front back gain of 17.89 dB. Article includes elements dimensions and spacing, along to pictures of some homebrewed examples.
[ Hits: 3751 | Votes: 10 | Rating: 6.84 ]
- 80m Loop EZNEC Analysis
- Antenna data, and design note for this horizontal loop antenna resonating on 80 Meters by K0ZE
[ Hits: 3702 | Votes: 2 | Rating: 2 ]
- 80 meters Short Dipole
- The best antenna is the simple Dipole. If you have height, you even can put up a quarter wave vertical or an inverted, but sometimes you may need shorten version by 4S7NR
[ Hits: 15827 | Votes: 9 | Rating: 3.33 ]
- CobWeb multiband folded dipole
- The cobweb antenna it is basically a 5 band antenna comprising of 5 full half wave dipoles for each band - between 10 meters and 20 meters, the antenna is also resonant on 6M and can be modeled even for VHF frequencies.
[ Hits: 8620 | Votes: 0 | Rating: 0 ]
- Rotatable Dipole for 40m-6m
- This article describes a simple, inexpensive, dipole antenna that will rival the performance of a ten-meter beam.
[ Hits: 4839 | Votes: 8 | Rating: 8.25 ]
- Wire antenna with coaxial cable traps
- This multiband antenna 10-80 meters is a home made project by I1BAY. Has been used for SOTA activations with great results. Traps are done with coax cable turns, dimensions are in the attached schema.
[ Hits: 9250 | Votes: 3 | Rating: 7 ]
- Indoor multiband dipole
- This indoor dipole is available in two version for 20-10 meters and 40-10 meters. EZNEC data files available by HB9MTN
[ Hits: 7085 | Votes: 5 | Rating: 7.2 ]
- Portable Wire Antenna
- W4ZT used this antenna for Field Day and other portable applications. He built them for all bands between 160 meters and 6 meters. You can make them easily using whatever wire you have available and make the insulators from scrap plastic
[ Hits: 1919 | Votes: 2 | Rating: 7 ]
- Loma Pioneer Repeater Club - LPRC
- The loma pioneer repeater club - lprc provides 2 meter vhf and 440 uhf amateur radio and emergency communication for the san francisco and monterey bay areas from a repeater on mt loma prieta. aprs digipeater available.
[ Hits: 597 | Votes: 0 | Rating: 0 ]
- N4EH Lake Monroe Amateur Radio Society
- The Lake Monroe Amateur Radio Society serves Seminole County and Central Florida, operating two 2 meter repeaters on 147.285 +600 and on 146.805 -600
[ Hits: 812 | Votes: 0 | Rating: 0 ]
- Cape Ann Amateur Radio Association
- CAARA, an ARRL affiliated club, operates the 2 meter W1GLO repeater on 145.130 MHz
[ Hits: 709 | Votes: 4 | Rating: 10 ]
- Homebrew HF Amp with 3CX3000F7
- Grounded grid triode HF linear amplifier with pictures and schematics diagrams by W2DTC.
The amp design was for 160 80 40 and 20 meters
[ Hits: 3274 | Votes: 9 | Rating: 6.33 ]
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