Antennas : J-Pole
- Copper J-Pole Antennas
- Conejo Valley Amateur Radio Club, article edited by Rory Eikland, KG6HCU and Ken Larson, KJ6RZ, they have had excellent experience building and using J-Pole antennas, and share their experience on planning VHF and UHF Jpole antennas.
[ Hits: 12566 | Votes: 14 | Rating: 7.50 ]
- Cubic Quad
- The cubic quad is a very popular way to get reasonably high gain and excellent front to back ratios as well as low angles of radiation for without going to extreme heights. Includes design for 2 6 10 12 15 meter bands
[ Hits: 66595 | Votes: 58 | Rating: 4.82 ]
- Assembly of the Lightningbolt Quad
- One of the best antenna values on the market is the LightningBolt Quad. At about half the cost of a tri-band yagi, you get five band coverage with a single coax feedline and excellent performance from a light, low wind load antenna.
[ Hits: 3514 | Votes: 10 | Rating: 6.80 ]
- How access DX Clusters via internet
- The purpose of this page is to show you how you can access a DX Cluster via the Internet. There are many software applications available, some are free some are not. Excellent page from OZ2M
[ Hits: 2144 | Votes: 3 | Rating: 6.67 ]
- Antenna manufacturer in Taiwan, products range are RF communication antennas ( CB, VHF, UHF, Dual band, Base Station, Marine, GPS,GSM, PCS, Cellular, DVB-T ) , Amplifiers , Mounting Kit ,Accessories & Related products.
[ Hits: 4087 | Votes: 8 | Rating: 4.00 ]
- MicroSignals produces a line of RF and IF signal processing components that offer high performance at an exceptional value. To achieve this MicroSignals began with an engineering team that possessed an excellent background in RF Transformer and Balun design.
[ Hits: 642 | Votes: 1 | Rating: 7.00 ]
- Micophone for excellence acustic
[ Hits: 1234 | Votes: 2 | Rating: 4.50 ]
- Otto engineering
- Otto engineering is comprised of two divisions otto controls and otto communications. otto controls designs and manufactures a full line of switches and grips used in heavy equipment, aerospace, marine, medical and other demanding applications. otto communications designs and manufactures audio accessories for two-way radios used in public safety, police, fire, retail, hospitality manufacturing and other markets.
[ Hits: 1026 | Votes: 2 | Rating: 7.50 ]
- W&W Batteries manufacturer
- U.s.a. manufacturer of replacement radio batteries, battery packs, inserts, chargers, analyzers, and battery eliminators for the public safety, land mobile, amateur radio and cellular phone industry.
[ Hits: 866 | Votes: 0 | Rating: 0.00 ]
- Telecom Product Profiles
- Telecom Product Profiles is a manufacturers' rep firm specializing in factory direct Nello Towers, monopoles, antenna mounts, shelters, and more. Factory direct Cellular, PCS, and Wireless Broadband equipment such as antennas, radios, and more. Installation, financing, and leasing options available.
[ Hits: 857 | Votes: 1 | Rating: 10.00 ]
- How Radio Works
- Excellent slides explaining radio and radiowaves generation basics
[ Hits: 1608 | Votes: 4 | Rating: 9.75 ]
- US Frequency allocations
- Searchable database of frequency allocations in the US, from cellular frequencies, paging frequencies to maritime and microwave frequencies.
[ Hits: 1632 | Votes: 3 | Rating: 4.00 ]
- Antenna Noise and Signal Cancelling at LF
- The fact that the phasing between a wanted signal and an unwanted signal can be different on different antennas is put to advantage. With this condition, the unwanted signal can be cancelled out by controlling amplitude and phase. The heart of the system is some form of phase control circuitry.
[ Hits: 509 | Votes: 0 | Rating: 0.00 ]
- Hf-vhf-uhf-shf-digital-monitoring-site,wavecom Decoder and tools, winradio and DRM decoders, WD3000 Direction Finding System , radioraft software. PFSL3000 Integrated HF-VHF-UHF signal monitorin
[ Hits: 656 | Votes: 0 | Rating: 0.00 ]
- Radios 4 you
- Radios 4 you inc. where quality radios and other electronic products are blended with fair prices to produce excellent value for you. radios specializes in shortwave radios, solar rechargeable radios, am radios, and fm radios for sale.
[ Hits: 320 | Votes: 0 | Rating: 0.00 ]
- GI Joe's radio electronics
- Dealer for Cb radios, Cb antenna & accessories Galaxy radio, Cobra cb radio, Ranger, Texas Star, Palomar. Police scanner, radar detector, GPS, GMRS, FRS, Wilson cellular amplifier & antennas. Owners manuals, schematics and links.
[ Hits: 12147 | Votes: 80 | Rating: 7.96 ]
- Just Learn Morse Code
- An excellent tool that makes it easy to learn and practice Morse code.
[ Hits: 5152 | Votes: 18 | Rating: 8.67 ]
- DDS VFO Controller
- Control the NJQRP DDS Daughtercard from your PC. The DDS Controller has eight user programmable configurations. Each of the eight configurations have twenty memory cells for saving and recalling frequencies
[ Hits: 1576 | Votes: 7 | Rating: 3.71 ]
- A freeware program to dig out weak signals buried in noise, functionally similar to the excellent FFTDSP of AF9Y, but with the added bonus of real time audio filtering of the incoming signals. Just point and click with the mouse, and the selected signal will stand out from the QRM and noise.
[ Hits: 6793 | Votes: 3 | Rating: 5.00 ]
- CB Mic Wiring
- Excellent resource for microphones wiring including old make of cb radios.
Microphone wiring can be a real pain if you arent sure how to work out which wire goes where. On this page i will try to explain the basics and also give you the wiring positions for most CB radio's
[ Hits: 26028 | Votes: 36 | Rating: 5.67 ]
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