dj g7 mars

Tenna Dipper Kit - The "Tenna Dipper" is a low power antenna analyzer and ATU tuning aid. With this handy accessory, you can determine the 50 Ohm resonance frequency of antennas or you can adjust your antenna tuner for a 50 Ohm match without generating QRM

A 5 elements Vee log-yagi for 10m - 5 elements "vee" log-yagi for 10m band- boom lenght : 4mt. Gain : over 10 dBd , f/b =over 40 db (deep null) f/b= min 20dB for different polarization signals

21 mhz half wave GP Antenna - 21 mhz half wave ant -very low radiation angle - full size and light weight- all coax matching system - decoupling care to prevent low angle radiation degrade

13 elements Yagi antenna for 144 MHz - DJ9BV yagi antenna for 2 meters band

Small Tuned Loop Antenna - Picture and reference links for STL Small tumed loops antennas by DJ3TZ

Wifi Antenna Tests - Comparison Test of Marska wlan-antennas

Slotted Waveguide 802.11b WLAN antennas - 802.11b WLAN Waveguide Antennas Unidirectional & Omnidirectional. High gain, Simple construction by Trevor Marshall

BiQuad 802.11b Antenna - BiQuad 802.11b Antenna 11dBi, wide band by Trevor Marshall

14Km 802.11B link test  ^pop - G7EYT, Carl - G6NLC and Neil - M1NCD sucessfully completed a 14Km range check with 802.11B equipment and home built antenna's.

DJ8QP contest station - Also known as 4L9VB DN1MQP DL0TU DB0JT/B DQ2006C

G7 Comms Ltd - Supply, hire and service PMR & PBR equipment & Accessories - o­nline shop, order via Phone or Web. Next Day delivery. Supply Entel, Icom, Kenwood, Maxon, Motorola, Tait, TTI, Vertex Standard.

DG7BBU - Ham radio blog and information

DG7BBU blog - Ham radio, communications and computing at christopher's blog

DG7ABL.de - Amateurfunk, linux and computing

VK2DJG blog - Ham radio blog

Joe Tracker Ham Radio eBay Auction Price Tracker - Ham radio equipment eBay prices, adjusted for trends, filtered for accessories, leaving only condition and auction terms to affect the final price. Also direct links to auctions, searches and recommended sites for research, plus amateur radio station rigs, projects and antenna farm.

DG7PE Mobile Multiband Antenna - A new homebrew arial with +- 2.30 m lengt for tuner use only ,6m to 80m made by hans dg7pe

National RF, Inc. - National rf provides consulting engineer services, and manufactures direction finding antennas, test equipment, communications receiving equipment and adjuncts, satellite antennas, voice amplification and audio equipment.

Icom IC-706 Radio mods db  ^pop - Info and mods for IC-706, IC-706 Expanded frequency IC706 - spare 0.3A, MARS/CAP Modification for ICOM IC-706, enables out-of-band transmit for 1.6 MHz to 54 MHz, ore sensitive transmit for 2 meter IC-706 60 MHz to 200 MHz band pass filter, Icom IC-706 Extended RX mod, ICOM 706 MKII Extended transmit mod, Special on IC706mkII TX range expansion for IC-706MKIIG, Expand only mod for the IC-706MkII

Kenwood TS2000 Adjustments & Mods - Another yahoo! group about modifications and trick for Kenwood TS-20000 transceiver

Scanner Standman - These are custom built adjustable stands that hold handheld scanners, handheld amateur radios, two-way radios and FRS communicators.

RX-PSK31 - Easy to use Audio Spectrum- and PSK31 decoding program specially designed for SWL's who don't need TX or for anyone who just like to monitor PSK31 or analyse signals. Adjustable DSP and Spectrum settings for audio and frequency spectrum analasys or to set it for best decoding of PSK31 signals. By ON6MU

RevLoad - This graphics-intensive program reveals the load on the output of a matching-network, based on measurements of the components in that network. Adjust the network (tuner) for a flat input, measure or look up the network component values and you will immmediately see the R and jX values of the load on the network, presented as both a schematic with the component values and as a Smith Chart normalized to the specified system impedance.

144Mhz preamplifier - A preamplifier project based on Rainer DJ9BV project, in french

Prototype SWR meter for 2.45Ghz - Testing antenna's is a lot easier if you have a good swr meter this is a prototype of a design by g7eyt.