coil q

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coil q

55 links

Antennas : 160M
  • Building High Power, High Q, Loading Coils - This page describes the loading coil (inductor) that W8WWV built for my center-loaded 160 meter band (1.83 MHz) vertical antenna.
    [ Hits: 6884 | Votes: 5 | Rating: 5.4 ]
Antennas : 80M
  • Switchable Antenna 80/160 meters band - A switchable antenna for 80/160 meters by IK1ZOY. A new version of a 1/4L 80 m. dipole modified for use in 160 m. band. using it's own coaxial cable feeder to wrap a coil.
    [ Hits: 17195 | Votes: 6 | Rating: 5.5 ]
  • 40/80 Coil loaded dipole - A coil loaded dipole antenna for 40 and 80 meters band by I2CN
    [ Hits: 11916 | Votes: 12 | Rating: 5.41 ]
Antennas : Coils Antennas : Homebrewing Techniques
  • Easy tuning an building of traps - A new and simple method for tuning traps. You need 2-3Watt of your TRX and two homemade coupling coils by DK7ZB
    [ Hits: 6576 | Votes: 163 | Rating: 8.06 ]
Antennas : Mobile
  • 3MA triband mobile antenna - 3 band mobile antenna - 10m full size wave/4 whip - quick tilt-down system for 20 and 15 m loading coil change by IZ7DJR
    [ Hits: 1410 | Votes: 0 | Rating: 0 ]
Antennas : Spiral
  • Petlowany Antennas by K6NO - WorldRadio Article on Petlowany antennas base on this principle: if a length of wire is wound into a spiral-shaped coil and excited by a radio frequency current connected to the innermost portion of the coil, it will then, and only then, exhibit RF characteristics that closely approximate those of a resonant linear wire of the same length
    [ Hits: 3765 | Votes: 9 | Rating: 6.22 ]
Antennas : Theory
  • Currents in Standing-Wave Antennas - How can the current "flowing" out of the top of a mobile loading coil be greater than the current "flowing" into the bottom of the coil?
    [ Hits: 638 | Votes: 0 | Rating: 0 ]
Antennas : Traps
  • CoaxTrap - This program let you design of antenna trap using length of coaxial line wound as solenoid on a coil former.
    [ Hits: 5521 | Votes: 10 | Rating: 3.7 ]
Antique Radios : Clubs
  • The Alabama Historical Radio Society - The alabama historical radio society - come visit our website and museum where we have a large collection of antique radios. our club does coil winding, has a large library, and a wealth of knowledge in our members.
    [ Hits: 453 | Votes: 3 | Rating: 7 ]
Ham Radio : Personal Pages : Europe
  • DL9MEU - Basics for a good Antenna:``Only if you can hear it, you can work it!``Symmetric antennas save a lot of trouble.``No traps - no radials - no loading coils.
    [ Hits: 5523 | Votes: 57 | Rating: 5.8 ]
Manufacturers : Antennas : HF : Mobile Antennas : Screwdriver Antennas
  • Hi-Q Antennas - HF Ham Radio mobile operation antennas manufacturer, W6HIQ, HA5CMG, VE7BOC, HF mobile antennas, screwdriver antenna, coils and filters.
    [ Hits: 5975 | Votes: 6 | Rating: 5 ]
Manufacturers : Antennas : HF : Small & Stealth Antennas
  • Hy Power Antenna Company - Full size or shortened dipoles, Single band or Multi band, Half Square Antennas, Fan Dipole Antennas, Delta Loop Antennas, Antennas completely assembled Loading coil packages, delta loops
    [ Hits: 5451 | Votes: 8 | Rating: 9.13 ]
Manufacturers : Antennas : Military
  • Barker & Williamson - Dipole antennas, unique broadband antennas, trap dipole antennas, coils, accessories for HF radio
    [ Hits: 16461 | Votes: 12 | Rating: 5.84 ]
Software : Antenna analysis
  • HamCalc v1.3  pop - HamCalc is a free collection of calculators for radio amateurs include Antenna ERP calculations, Attenuators, Audio Filter design, Coil Winding, Decibels, Great Circles map and calculator, HF Filters, HF Traps, Metric conversions OP Amps QRA Locator to Latitude/Longitude, Radio Horizon calculator, Resonance Satellite orbit calculator Timer calculations (555 timer)Zener Diode calculations Download zip By G4VWL
    [ Hits: 28814 | Votes: 114 | Rating: 5.57 ]
Software : Legacy Systems : MS DOS
  • TANT 136 - DOS program for calculating the performance of a T antenna. Gives loading coil info and matching plus ERP by Reg G4FGQ
    [ Hits: 530 | Votes: 2 | Rating: 2.5 ]
Software : Macintosh
  • Mac Antenna Master - Dipole, Yagi, Vertical, Cubic quad, Log periodic, J-pole, coil, and transmission line design package for the Macintosh
    [ Hits: 6661 | Votes: 6 | Rating: 4 ]
Technical Reference : Components

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