homebrew vfo 27 mhz

A 40m Vertical - This antenna is intended as a simple, inexpensive solution for the newcomer to experiment across the 40m band (7.0–7.2MHz) when only restricted space is available

Two portable antennas for 6-meter - VE7CA reprint an interesting article taken from arrl antenna compendium. Two elegant practical and portable 6-meter gain antennas, a two-element quad and a tree-element Yagi antenna for 50 Mhz-6 meter band

432 Mhz 8 Element Quagi Antenna  ^updated - How to build a 432 Mhz Quagi, using a wood-made boom, and gives a 13 DBI Gain

A T-Match ATU  ^pop - An homebrew antenna tuner project

Homebrew Hex Wire Beam Antenna - Hombrewinf the hex beam antenna by W6OT

Antenna system in a shopping trolley wally - Multiband portable antenna system edited by Andy Foad G0FTD, consisting of an old cb antenna with it's 27Mhz matching coil, an antenna tuner, car battery and a transceiver

408 Mhz Quagi Antenna - PDF file on building the SARA 408 Mhz Quagi antenna

K5OE, 70 cm Quagi Antenna - An AO-10 antenna by K5OE, this design is optimized for 436.8 mHz with a 50 Ohm feed

N4EKV.COM - Antenna Tuners - Homebrew balanced-L antenna tuner. Covers 160-10m. Designed specifically for balanced feedlines.

802.11b Homebrew WiFi Antenna Shootout  ^pop - Guide to homebrew your wifi antenna, using a tin can, in this cases using a pringles can. This antennas are also known as cantenna and let you spread your wifi signal.

WLAN antenna 2.4 GHz Do-It-Yourself  ^{updated  pop} - A simple homebrew outdoor antenna to 2.4 GHz band.

A Quadruple Helix for AO-40 - A homebrew project of a quadruple helix antenna system based on G3RUH 16 turn helix antenna for 2.4 GHz.

2.4GHz Cubic Quad Antenna  ^pop - The Cubic Quad antenna is a commonly homemade antenna in the range of about 150 odd MHz. Our little project was to design one of these for use in the 2.4GHz range for 802.11 wireless LANs.

JJ0LUU+JJ0LXF /1 weblog

G4LOH 144MHz Blog - Ham Blog

Listen to K0KKV 146.760 Mhz Live - Login and you will find a live feed from Lincoln Nebraska, USA, via Microsoft Windows Media, some recorded nets from various days and events. You can listen live 146.760 MHz over the internet.

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

The G3TPW CobWebb HF Antenna - G3TPW CobWebb Antenna for the 14, 18, 21, 24 and 28 MHz Bands

Platinum Technologies - Manufacture sector, omni directional, panel and parabolic antennas for professional base and client stations. 900 Mhz, 2.4 Ghz 3.5 Ghz and 5 Ghz antennas

R7 Vertical Maintenance and Repair - How repair the traps, and then homebrew the rest of the antenna, including the matching box

Down East Microwave - Supplier of amateur radio equipment for 50MHz and above in New Jersey

Easyterm EZT3271  ^updated - Easyterm for Windows(3.xx and above) is a sophisticated commercial application written for the amateur operator who wants to utilize all of the features of the AEA, HAL, Kantronics or SCS (PTC-II) modems from Packet to AMtor, PACTOR, PACTOR-II(PTC-II), GTor(Kam+), Clover(HAL) or PSK31 (PTC-II).

A low pass filter circuit - A simple 7 element, Chebyshev low pass filter, rolls of at 30MHz. Attenuation is better than -40dB at 60MHz, -65dB at 90MHz, -80dB at 120MHz.

Hombrewing an HF Transceiver - This page will describe the construction of a multi band SSB transceiver with all its components Band Pass Filter, Oscillator/Modulator unit, RX/TX Mixer TX Amp I.F. Amplifier AGC VFO Driver amplifier Receive audio amplifier Final amplifier Low pass filter Digital display and VFO stabiliser

A 6M Transverter - Build a transverter based on a 6M receive converter. A 32MHz TTL oscillator is used as the local oscillator for both transmitting and receiving. RX/TX switching is handled by three SPDT relays.