small hf

small hf

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• Small Transmitting Loop Project - Article about small magnetic loop antennas with notes on realization of magnetic loops for several HF bands and the six meter band
  [ Hits: 1080 | Votes: 3 | Rating: 10 ]
• 40m Small Loop Antenna - A well documented article on a small magnetic loop antenna for the 40 meters band
  [ Hits: 2438 | Votes: 7 | Rating: 5.14 ]

• M0PZT CobWeb Antenna Project - A 5-band (20m-10m) HF antenna - Just 7ft square and great for a small garden. Build it yourself for around 60 GBP.
  [ Hits: 3400 | Votes: 16 | Rating: 7.38 ]

• RX Loop Antenna for 80 and 160 Meters - Four or Five turn one meter loop antenna for 80 and 160 meter band. This home made receive only antena can be assembled in a small place.
  [ Hits: 248 | Votes: 1 | Rating: 1 ]

• Mag Loops for HF - Small antennas by KH6HAK, including 6 meter magneti loop antenna made with copper tubes.
  [ Hits: 704 | Votes: 1 | Rating: 1 ]
• A Small Loop for 20 and 15 meter band - A Small Transmitting Loop Antenna for 14MHz and 21MHz, an antenna you might consider if you have limited space, Based on material originally published in Amateur Radio, November 1991
  [ Hits: 421 | Votes: 0 | Rating: 0 ]
• Indoor QRP HF Loop Antenna - A home made magnetic loop for HF Bands. This small and compact loop is designed to support small power transmissions on HF bands, from 7 MHz to 21 MHz
  [ Hits: 323 | Votes: 1 | Rating: 10 ]
• Magnetic Loop HF antenna - An homebrew HF Magnetic loop made with 2m length of 6mm diameter copper pipe formed into a near circle as the low loss inductor, a short length of coax as a capacitor,a short length of mains cable, again as a fixed tuned capacitor, a tunable 365pF air spaced capacitor, and a small Jackson C804 airspaced variable with a small 3-35pF trimmer in parallel
  [ Hits: 131 | Votes: 0 | Rating: 0 ]
• Magnetic Loop Antenna for 2 meters - A small, easy to build, copper tube magnetic loop antenna for the 2 meters band. In Italian
  [ Hits: 276 | Votes: 3 | Rating: 9.33 ]

• Small Loop Antenna Array for HF Reception - Receive-only loop antennas have some nice response characteristics that make them ideal when used for reception of skywave signals.
  [ Hits: 933 | Votes: 1 | Rating: 9 ]

• LA1IC Coax-Fed slooping longwire - Simple, inexpensive and easy to erect, this antenna provides directivity, low angle radiation and a small gain on a number of HF bands.
  [ Hits: 3920 | Votes: 3 | Rating: 7 ]

• HF/VHF Portable Mini Tuner - A small portable antenna tuner for HF and VHF bands by ON6MU
  [ Hits: 2453 | Votes: 3 | Rating: 5.67 ]
• QRP Antenna Tuner project - This is a project aboout compact and portable a QRP antenna tuner for use in the HF ham radio bands from 3-30 MHz, even if it's a compact and efficient project this small antenna tuner will not match any possible load.
  [ Hits: 284 | Votes: 0 | Rating: 0 ]

• VHF UHF Coaxial Dipole Antenna - A base station antenna you can easily build for 146,220 or 440 MHz, with performance similar to a J-pole but smaller and less obstrusive
  [ Hits: 2930 | Votes: 15 | Rating: 5.55 ]

• Rybakov 806 Multiband Antenna - Multiband no trap no gap antenna. This Antenna is a small wonder, easy to build and allow you to work all HF spectrum with your TRX and it's internal ATU.
  [ Hits: 2476 | Votes: 2 | Rating: 6 ]

• SPE Electronics - Makers of the worlds smallest automatic solid state HF amplifier Expert 1K-FA, Expert 2K-FA and Expert 1.3K-FA
  [ Hits: 362 | Votes: 0 | Rating: 0 ]

• HFRadio.us - HFRadio.US is a woman-owned small business that specializes in products for the HF market. We have our own line of broadband HF antennas plus other specialized products primarily for the Motorola Micom series radios.
  [ Hits: 806 | Votes: 3 | Rating: 6.67 ]

• PIC-Keyer - This project describes the construction of a real CW QRP keyer with a small microcontrolle
  [ Hits: 713 | Votes: 0 | Rating: 0 ]

• mcHF QRP transceiver - Small and inexpensive homebrew HF radio 5W Output, CW SSB AM FM, DSP, Speech Processor, Sprectrum Scope, Watefall Display. mcHF is a small, home-brewed amateur radio project. Firmware is released as open source.
  [ Hits: 1489 | Votes: 6 | Rating: 5 ]

• UHF Radio Chat with your Raspberry Pi - Send and receive wireless messages adding a small 433MHz radio to your Raspberry Pi, without the need of a WiFi connection and operate remote-control main sockets
  [ Hits: 207 | Votes: 0 | Rating: 0 ]

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