HF Copper Looppop
- A small transmitting loop antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space, by Lloyd Butler VK5BR
Based on material originally published in Amateur Radio, 11 1991
Portable Loop Antennapop
- This loop it is small and light enough to carry while operating, it disassembles into small but rugged pieces that fit easily in a backpack or gym bag, and it can be tuned from 14 MHz to 30 MHz.
This tunable magnetic loop antenna is my contribution to the well established art of amateur loop making. Can be tuned from 14 MHz to 30 MHz.
Win-Test contest logging software
- Win-Test is a contest logging software compatible with all the operating systems Windows 32 bits without exception.
All major international and many national contests are supported. Network TCP/IP capability, radios and CW interfaced, database-aided autocompletion, and much more...
- Swapmeet 1 st. Sunday of each month, rain or shine 7-11:30 AM. PST/PDST. Physical location is Las Positas Collage, 3033 Collier Canyon Road, Livermore, California. Free admission and parking for buyers/lookers. Restrooms & food/refreshments are available. Talk-in: local repeater 147.120 (+) PL100, monitored during swap hours. **Registration for sellers starts around 6 AM. with set-up 7 AM.+ ** This major swap event has been on-going for 10 years with positive results. Run by club volunteers & sponsored by the Livermore Amateur Radio Klub (LARK). Visual diriving map assistance please see event URL http://www.livermoreark.org/swap/swap,html
- Live Scanner Broadcasts Online 24/7. Learn how to broadcast your scanner as well as listen to others worldwide. Police/Fire/EMS
DeltaKilo Yahoo Group
- This is a group for CBers, Sidebanders, Amateurs and Freebanders. Items to be discussed are CB, Skip, Skeds, DX communications, SSB, export radios, Radio equipment, mods, ham radio, repairs, electronics, CW, PSK31, RTTY, digital, and different radio shops.
KEYCOM Characteristic Technologies
- Millimeterwave/Microwave transmission lines and components, Cryogenic temperature application transmission cables and systems, Permittivity(Dielectric rate) and Permeabillity measurement systems, Antennas, Radar systems
Integrated Tower Systems-ITS
- Premier OEM of portable tower systems, Communication-Site-on-Wheels (COWs), heavy-duty fixed foundation telescopic structures commercial and military, worldwide sales and leasing
Dino's Tower Service
- Located in North Florida, specializing in tower installations, antenna assembly, and wire antennas. Experience includes a variety of antennas and towers from Rohn 25 up to Rohn 65 and rotating tower systems (KOXG).
- DX Toolbox searches the web for you, gathering information on solar and geomagnetic conditions that affect radio propagation. It's ideal for the ham radio operator, shortwave listener, or other radio enthusiast.
Tube Amplifier data and tech info
- Source of common model manuals and amateur help on amplifier problems for the amateur bands, Discussion of vacuum tube amplifiers. Technical information and discussion of obselete tube replacement.
Fox Tango International
- Yaesu FT-101 Users Group purpose and scope is to serve as a sort of benevolent, protective, mutual aid and social club, essentially for the purpose of interchanging information, ideas, experiences and problems. By and for owners of Yaesu amateur radio equipment. Founded in 1972 by Amateur Radio operator Milton Lowens N4ML
144 MHz preamplifier with BF981
- Design of a preamplifier for 144 MHz with 1 dB NF and 23 dB gain using BF981. This amplifier is using a low cost silicon MOSFET (BF981 from Philips) to give more than 20 dB gain with around 1 dB noise figure on 2 meter.