dj g7 mars

High Gain Yagis for 432 MHz - DJ9BV dubus article on two different type of high gain antennas for 432 MHz.

Phased Array Adjustment - KM5KG article presents a lumped-parameter tee-network model of the coupling between radiating elements in a phased array in order to provide a physical and intuitive understanding of phased array operation and adjustment interactions

Antenna Matching Coil Adjustment Procedure - Without this basic knowledge, addressing antenna problems, RFI problems, and matching problems, results in a frustrating situation. Procedure which must be followed to properly adjust a shunt matching coil.

G7CNF Hentenna article - Experience of a VHF QSO with IW0FFK using an Hentenna for 4 meters band.

G7FEK Limited space antenna - A small antenna for all amateur bands, including 80 meters, and in a small garden without the compromise. An ideal replacement for those half size antennas such as the 1/2 size G5RV and Windom 40

Double Quad For VHF UHF - Double quad wire antenna for the 2m and 70cm band. Each of the two squares is the size of a wavelength by DF7DJ

Stealthy HF multi-band Antenna - This is a design for a stealthy HF multi-band vertical wire antenna using a tree as a supportby G7AQK

7P8CF 7P8KDJ Lesotho - Lesotho DXpedition, by K5LBU & W5KDJ March 11-20, 2011

JD1BLY online log - JD1BLY, 30 Apr to 7 May 2011 JG7PSJ (JD1BMH and JE4SMQ(JD1BMT))

QSL Collection I0DJV - QSLs from the 337 DXCC countries by I0DJV

J28RO Freddy - Un radioamateur à Djibouti Personal Blog

G7KSE Blog - Amateur Radio Blog by Alex Hill

G7IZU RRD WEBLOG - Information related to the G7IZU Radio Reflection Detection page. The detection of meteors, aurora and other phenomena through the use of signals reflected from ionization in the upper atmosphere.

KG7HQ Blog - Supporting Amateur Radio and other Communications interests

Isle of Man Amateur Radio Society (GT1IOM) - This blog is maintained as a resource for the IOMARS and other persons interested in Amateur Radio.

Iambic Keying - Iambic Keying, Debunking the Myth by Marshall G. Emm, N1FN

Making the Most of your PSK31 Signal - Adjusting audio output of your soundcard to obtain a perfect PSK signal from your transmission. A project to help you tuning your PSK31 emission.

Frequency adjustment on TS-870 - Adjusting frequency on Kenwood TS-870S

FTdx5000 Filter Setup and MARS mod - Installation of the 300 Hz Roofing Filter in the Yaesu FTdx5000 and MARS modification

Cushcraft X7 at G7SOZ - Pictures of assembly of a second hand Cushcraft X7 Yagi antenna

Listening to DRM broadcasts - Experiments with reception of digital shortwave broadcasts

Yaesu DSP Settings for Heil Microphones - To achieve maximum audio quality it is important to adjust the DSP settings of your transmitter when using Heil microphones.

Heil Microphones DSP Settings - How adjust DSP settings for your trasmitter when using Heil Sound microphones

Portable RF Sniffer and Power Meter - Whether we are tuning up homebrew equipment, checking antenna VSWR, adjusting a linear amplifier, or just monitoring output power during a contest, almost all aspects of ham operation can use a power meter. Paul Wade W1GHZ

DJ9BV Power Meter - PCB for the DJ9BV Power Meter taken from DUBUS 3/87