Super Broad Band Stainless Steel KF4BWG HF Antenna 2″ inches wide for 10-20-40-80 meters no tuner needed. 750 lb. breaking strength. 10 meters swr 1.1 over entire band 20 meters swr 1.1 over entire band 40 meters swr 1.1 at 7.285 with less than 1.3 swr at either end of the band 80 meters at…
Remembering Steve Jobs Special Event K3S October 7, 2011 Team WX3B is pleased to announce the celebration of the life of Steve Jobs, Apple founder, who has, in some way, touched many of our lives. Operation will occur sporadically throughout the weekend starting on 10/08/11 and going through Monday 10/10/11 on the HF bands, CW…
An overview of the Flex 1500 software-defined QRP transceiver. The complete review will appear in the December 2011 issue of QST magazine.
QEI designed the HF500BB from specifications supplied by Brookhaven National Laboratory (BNL). The HF500BB is a broadband (1-30 MHz), 500 Watt CW, Class A, solid state, water cooled RF Amplifier. The amplifier is designed to operate from 1 to 30 megahertz with a continuous power output of 500 Watts. The HF500BB uses solid state amplifiers…
R&S FK2910: 2 kW R&S FK2920: 4 kW The power combiner section consists of three individual couplers, arranged at two levels so as to maximize the power management possibilities. The individual couplers are zero-degree couplers. This ensures perfect power combination if the two inputs are in phase (coherent combining). The coupling device is designed as…