watt metre

A 10 metre EH Antenna - An EH Antenna for 10 meters by Lloyd Butler VK5BR

G3YXM Small Loop - This simple antenna is capable of remarkable results on 160, 80 and 40 metres. Forming a triangle from around 50 feet of satellite TV coaxial cable, the top of the triangle can be as low as 15 feet, and the lower side just high enough to prevent a passer by hanging themselves

Trap Dipole for 17 and 20 - M0XDX trap dipole for 17 and 20 metres made from two fibreglass telescopic 5 metre long fishing poles.

144 MHz 5/8 whip antenna - Making your own 2 metre (146 MHz) 5/8th wave whip antenna

G4JUV Gate Spring Dipole - This is an 80 metre dipole that fits in a small spac

VK9C/G6AY - Jim, G3RTE and Phil, G3SWH will be QRV on all bands 80 to 10 metres as VK9C/G6AY on CW only from the Cocos Island Motel on West Island between 22nd February and 5th March 2011

SOTA & QRP - Italian QRP site dedicated to SOTA activities

International 70 MHz allocations - The Four Metres website offer a global overview graph of the four meter band plans world wide

Ulvin International - Spanish manufacturer of the Tremendus HF power amplifier from 1 to 12 KW PEP, and 5 KW baluns along to Wattmeters and antenna commuters to 5 KW

Antennaworks amplifiers - Manufacturer of 2m 2500 Watt linear amplifier

80M Fox-Or-Test Transmitter - The 80 metre fox-or/test transmitter is a small low power transmitter which is designed to be used as an alignment aid for running up 80 metre foxhunt or ARDF receivers. It is also usable as a micro transmitter for fox-or-ing events.

2M Programmable Fox-Or Transmitter - The 2 metre fox-or transmitter is a small low power transmitter which mounts in a small plasic pipe and runs off two AA batteries. The board measures just 12mm by 70mm.

100watts.com - Bi-monthly hams and cb radio magazine in Thailand, established in 1989.

AL-811H inside - Ameritron AL-811H Amplifier inside 800 Watt PA modified with 4x 572b tubes

Ameritron AL811 AL811H information - AL-811 and AL-811H specifications and information about this 600-800 Watt ham radio ower amplifiers

Gagacom - Amateur radio accessories dealer based in Wehrheim Germany, offer Antennas, baluns, filters, antenna tuners, dummy loads, swr wattmeters by Palstar

1500 Watt Solid State HF Amplifier  ^updated - This is a project to develop an Open Source reference design for a 1500 watt solid state linear amplifier for 10 through 160 meters by K6IF

300w 23cm Amplifier - The 23 cm amplifier pictured here delivers more than 300 watts with 10 watts drive.

20 Watts PA VHF Module - Modification of the MHW 612 by Motorola for the two meter band by sv1bsx

WA8YWO 10 meter beacon - 10 meter 28.286 mhz 100 milliwatt Beacon

DB Watts EIRP Calculator - Online calculator, to convert dbWatts to Watts and vice-versa, or ERP and EIRP by G4URH

A 50+ Watt Dummy Load - Dummy Load construction project by Brian, MW0GKX

Voltage protector/Fuse Assembly for 100-watt transceivers - A compact voltage protector/fuse assembly for 100-watt transceivers by AD5X

Digital SWR Power Meter project - A PIC16F876 based, automatic 1.8 – 60 MHz Digital SWR/WATTmeter capable of displaying both the SWR and P.E.P.power values, with a bar graph on the second line tracking the instantaneous power.

VXO 80 metre receiver - 80 metre ceramix VXO with schematic and assembly instructions