om power740 links - and 2 categories
Antennas : Baluns
- Balun measuements
- Why can't you find the specifications for the baluns on the market? The only specifications you'll see are the ratio, the power rating and a bandwidth that is more hoped for than reality.
[ Hits: 2497 | Votes: 3 | Rating: 4.00 ]
- W1CG Low Power Balun Kit
- Contruction manual to build a 4:1 balun, it has good performance from 160 through 10 meters.
[ Hits: 4203 | Votes: 4 | Rating: 7.00 ]
- Magic T combiners splitters
- The magic "T" combiner is a very useful device. It can provide equal voltages, equal current, or equal power to matched or unmatched loads. It is not a magic bullet.
[ Hits: 1117 | Votes: 1 | Rating: 10.00 ]
- Choke balun
- Essentially, a choke balun is designed to 'divorce' your antenna from the feed line. if your feed line is coaxial cable then you don't want it to be part of your antenna. you want to be able to deliver all your power to the radiator itself, i.e. 'the antenna'. a choke balun does this admirably
[ Hits: 336 | Votes: 11 | Rating: 7.27 ]
- RMS power
- How it's misused and misunderstood, and why it's not useful.
[ Hits: 515 | Votes: 3 | Rating: 6.67 ]
- Omega and Gama Matching
- Article about omega and gamma matching, related to bandwidth, loss and component failures, heating and power ratings
[ Hits: 3018 | Votes: 3 | Rating: 7.00 ]
- RFAC Solutions
- RF Connectors Cable Assembly Attenuators Filters High Power VHF Amplifiers, Adapters MMCX MCX SMA SMB SMC BNC TNC N from RFAC Solutions
[ Hits: 1212 | Votes: 3 | Rating: 9.00 ]
- Electronika International Inc
- Electronika International Inc, Cleveland, OHIO manufacturers wide range of Coaxial Cable Assembly, Coaxial Connectors & Adapters, Power Dividers, Attenuators, Coaxial Switches, Amplifiers, Fiber Optic cords, Bias TEE, Isolator & Circulator and other products
[ Hits: 482 | Votes: 1 | Rating: 10.00 ]
- Mayberrys power equipment
- Outdoor power equipment, reseller of Honda Generators
[ Hits: 767 | Votes: 1 | Rating: 10.00 ]
- Antennas, base mobile scanner and vhf antenna, coax cables, coax switch, Lightning Arrestor, mounts, power supply, speakers and wattmeters
[ Hits: 5430 | Votes: 5 | Rating: 4.80 ]
- F5VLB amateur radio astronomy station
- F5VLB and EA4EOZ have designed a small but powerful system using satfinder and standard LNB to make radioastronomy. A step by step descritpion for the novice about radioastronomy, VLB and listening to echo of meteorite.
[ Hits: 1390 | Votes: 3 | Rating: 10.00 ]
- W6JOE's Power Box
- This is W6JOE's description of a battery box installation for an HF Mobile rig, which followed a number of messages on the subject on the Mobile - Portable mailing list. Interesting batteries setup.
[ Hits: 518 | Votes: 1 | Rating: 10.00 ]
- Batteries America
- Batteries for all your portable power needs.
[ Hits: 820 | Votes: 5 | Rating: 3.40 ]
- Memphis Amateur Electronics, Inc.
- New and used ham radio equipment supplier. we carry hundreds of ham radio products including amateur radios from alinco, icom, kenwood, and yaesu, plus ham radio products from mfj, ldg, diamond antennas, hustler, ameritron, astron power supplies, and books .
[ Hits: 2066 | Votes: 2 | Rating: 10.00 ]
- Build An Audio Speech Processor
- When one operates at low power on SSB, speech processing becomes almost essential to get through the QRM. The circuit is a low cost speech processor that will perform well with a minimum of construction effort.
[ Hits: 3799 | Votes: 13 | Rating: 7.30 ]
- Technical resources for design engineers using batteries and power supplies.
- Resources for custom battery chargers and power supplies from powerstream
[ Hits: 505 | Votes: 1 | Rating: 10.00 ]
- Car and Deep Cycle Battery FAQs
- Car and deep cycle battery answers to Frequently Asked Questions (FAQs), tips, manufacturer's information, references and hyperlinks are contained on this consumer oriented Web site about car, motorcycle, power sports, truck, boat, marine, recreational vehicle, solar, and other starting and deep cycle applications.
[ Hits: 723 | Votes: 2 | Rating: 7.50 ]
- 10 Amp 13.8 Volt Power Supply
- Sometimes amateurs like to home-brew their power supplies instead of purchasing one off the shelf at any of the major ham radio retail dealers.
[ Hits: 1788 | Votes: 3 | Rating: 9.67 ]
- Low-Power Transceiver Kits You Can Build
- A Comprehensive roundup of the most popular QRP transceiver kits on the market in recent years in PDF format
[ Hits: 2155 | Votes: 1 | Rating: 10.00 ]
- A CW TX for 80 meters band
- This simple circuit will give about 1.2 Watts of output when powered from a 13.8VDC supply.
[ Hits: 1678 | Votes: 1 | Rating: 10.00 ]
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