frequen

frequen

Categories

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• Amateur Vertical Antenna Calculator  ^pop - This basic calculator is designed to give the aproximate length (height) of a particular vertical antenna, for the frequency and wavelength chosen.
  [ Hits: 46451 | Votes: 230 | Rating: 5.48 ]

• Portable Rabbit-Ears Dipole Antenna - This handy and cheap portable dipole can be folded and backpacked, carried in use, and adjusted to a very wide range of frequencies by KV5R
  [ Hits: 1236 | Votes: 0 | Rating: 0 ]

• 19 AT 318 Home page - Radiocodes, Prefix's, IOTA, Frequency's, Hot links and a lot more.
  [ Hits: 2225 | Votes: 1 | Rating: 10 ]

• Beacon Transmission Schedule - This table gives the minute and second within each hour of the start of the first transmission of each of beacon on each frequency
  [ Hits: 8645 | Votes: 11 | Rating: 6.73 ]

• Dansk Scanner Information - Danish frequencies and scanner resource
  [ Hits: 1402 | Votes: 5 | Rating: 9.2 ]

• US Amateur Radio Frequency Allocations - US Amateur Radio Band Plans by ARRL
  [ Hits: 2878 | Votes: 1 | Rating: 10 ]

• Angle linear - Linear Radio Frequency (RF) products and peripherals for communications
  [ Hits: 21339 | Votes: 11 | Rating: 8.55 ]

• Trivalantene - Professional antennas in MF, VHF, UHF and SHF frequency range for military applications, civil-professional market, mobile communications, radioamateurs and antennas for special applications - EMC, radiomonitoring, etc.
  [ Hits: 4768 | Votes: 1 | Rating: 10 ]

• Sirio Antenne - Antenna for GSM, CB, marine, VHF/UHF, HAM and high frequency 1,9/2,4GHz
  [ Hits: 9507 | Votes: 23 | Rating: 5.72 ]

• Optoelectronics - DTMF, RF, decoders receivers and accessories icluding computer interface boards, frequency counters, tone decoders, spectrum sweeper and nearfield receivers
  [ Hits: 4006 | Votes: 5 | Rating: 6.2 ]

• Radio & Communications - Info about many aspects of Radio & Communications. Antennas, signals, frequencies, codes, swr, scanning etc.
  [ Hits: 18495 | Votes: 13 | Rating: 3.32 ]

• The FAX and SSTV Corner - SSTV Fundamentals, frequencies in use for SSTV and many SSTV related infos, includes Fax basics
  [ Hits: 2890 | Votes: 7 | Rating: 5.43 ]

• Scanning Reference - Informations about Scannings, with frequencies, information about scanning, hardware and software reviews
  [ Hits: 3106 | Votes: 4 | Rating: 3 ]

• British DX club - Information about the BDXC and how to join, including a club-compiled list giving time and frequency details for all English language dx and media programmes
  [ Hits: 2538 | Votes: 8 | Rating: 7.75 ]

• Spy Centre - All about Spy Numbers Stations, which send coded messages to agents. Includes schedules and frequencies of stations.
  [ Hits: 7258 | Votes: 11 | Rating: 7.74 ]

• Monitoring the Crisis in the Balkans - By the Monitoring Times Staff, NATO HF Frequencies, NATO Common VHF/UHF Frequencies and English Language Shortwave Broadcasts from the Balkans
  [ Hits: 1167 | Votes: 1 | Rating: 8 ]
• RTTY Press Freq list - RTTY press services in english sorted by frequency
  [ Hits: 5382 | Votes: 45 | Rating: 4.72 ]

• RadioRaft - RadioRaft decodes 10 different ARQ modes, 8 different FEC modes, Packet, Baudot, CW... It works with a Hamcomm interface or a radiomodem. RadioRaft offers automatic detection of modes, speeds and shift. It comes with a frequencymeter/baudmeter included, it has signal frequency tracking and a bit by bit display mode. Very easy to use. practical and fast.
  [ Hits: 19842 | Votes: 40 | Rating: 6 ]

• Radio Propagation & Diffraction Calculator - This is a radio frequency propagation calculator for the transmission path between an RF transmitter and a receiver.
  [ Hits: 23602 | Votes: 51 | Rating: 3.82 ]

• 40MHz Frequency Counter Module - Design for a very low cost 6-digit frequency counter module using of the shelf components
  [ Hits: 2337 | Votes: 5 | Rating: 4.8 ]

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