measurement

measurement

Pages: [prev] 1 2 3 4 5 6 7 [next]

• Full Wave Loop Antenna Calculator  ^updated - Use this online calculator to determine the length of a full-wave loop antenna from the frequency. Both metric and English units of measurement are supported. Quarter-wave matching section lengths are also calculated.
  [ Hits: 930 | Votes: 7 | Rating: 6.14 ]
• Vertical Antenna Calculator  ^updated - Use this online calculator to determine the length of a quarter-wave antenna from the frequency. Both metric and English units of measurement are supported.
  [ Hits: 919 | Votes: 9 | Rating: 6.32 ]
• Dipole Calculator - Use this online calculator to determine the length of a dipole antenna from the frequency. Both metric and English units of measurement are supported.
  [ Hits: 944 | Votes: 11 | Rating: 6 ]

• Common-mode chokes - Chart that present results of impedance measurements made on a variety of common-mode choke implementations across the frequency range 1MHz to 30MHz by G3TXQ
  [ Hits: 607 | Votes: 2 | Rating: 4 ]
• RF Chokes - A chart presenting the results of impedance measurements made on a variety of common-mode choke implementations across the frequency range 1MHz to 30MHz by G3TXQ
  [ Hits: 906 | Votes: 2 | Rating: 7.5 ]

• Full Wave Loop Dimensions - This article contains the measurements for building a full wave loop using wire and length of 1/4 Wave Coax Matching Transformer
  [ Hits: 1088 | Votes: 3 | Rating: 7 ]

• Antenna Maria Maluca - Antenna construction project and report on efficiency and SWR measurement by DL1RLB, project implemented in May 2008
  [ Hits: 508 | Votes: 1 | Rating: 9 ]

• 10M band RFD Resonant Feedline Dipole - A post about the construction and measurements of a Resonant Feedline Dipole cut for the 10M band
  [ Hits: 865 | Votes: 0 | Rating: 0 ]

• RF Measurement on W3EDP antenna - RF Current measurements on a Long Wire W3EDP antenna
  [ Hits: 628 | Votes: 2 | Rating: 5.5 ]

• Duoband ultra portable yagi - Tape measurement yagi. The longest part is 530 mm, easy fit to your backpack. Very easy and fast deploy. Great for SOTA and portable operation. Can be used in horizontal or vertical polarization. Based on DK7ZB design
  [ Hits: 627 | Votes: 6 | Rating: 6.17 ]

• Keysight - Agilent - Provider of electronic test and measurement equipment including Network Analyzers, Signal & Spectrum Analyzers, Oscilloscopes, Calibration Services & more.
  [ Hits: 198 | Votes: 0 | Rating: 0 ]

• QST Magazine Product Reviews - QST Magazine Product Reviews - Key Measurements Summary - HF-Transceivers or Receiver and Linear Amplifiers
  [ Hits: 842 | Votes: 0 | Rating: 0 ]

• MCS Test Equipment - MCS Test Equipment supply test and measurement equipment such as oscilloscopes, wireless testing systems, frequency scanners and more.
  [ Hits: 238 | Votes: 0 | Rating: 0 ]
• MATsolutions - Since 1992, MATsolutions has delivered the assurance our clients need when acquiring, maintaining, and managing high-quality test and measurement equipment. Used Electronic Test & Measurement Equipment Sales, Calibration, Repair & Services
  [ Hits: 174 | Votes: 0 | Rating: 0 ]

• Pretty Lousy - PL 259 Connectors - The PL259/SO239 (aka UHF) connectors have harsh critics and religious defenders. Questionable measurement techniques complicate matters.
  [ Hits: 325 | Votes: 0 | Rating: 0 ]

• RF Cable Testing - The cable testing approaches discussed in this article gives an idea about the electrical characteristics of a coaxial cable. Velocity of Propagation, Characteristics Impedance, Return Loss Measurement and more
  [ Hits: 452 | Votes: 2 | Rating: 4 ]

• Crystal Radio Set Systems - The main purpose of these Articles is to show how Engineering Principles may be applied to the design of crystal radios. Measurement techniques and actual measurements are described.
  [ Hits: 277 | Votes: 0 | Rating: 0 ]

• The Effects of VSWR on Transmitted Power - What is VSWR and why you should care, formal definition of VSWR and SeaSonde Measurements, formulas
  [ Hits: 327 | Votes: 2 | Rating: 7 ]

• Dip Meter - Grid Dip Oscillator GDO - All the essentials about the Dip Meter or Grid Dip Oscillator used for many RF measurements including detecting resonance, locating RF emissions, and making many RF measurements.
  [ Hits: 382 | Votes: 0 | Rating: 0 ]
• The Test and Measurement Page - A page with several testing and measurement resources usefull for those ham radio operators who needs to align or repair their own radio equipment.
  [ Hits: 276 | Votes: 0 | Rating: 0 ]

Pages: [prev] 1 2 3 4 5 6 7 [next]