An interesting article on choosing the right battery when operating in portable mode, considering charging time and modes, weight and size.
How to homebrew a ENVIS antenna for 80 and 40 meters band
Custom qsl cartoons personalized for ham radio operators and CB radio fanatics. Cartoons created for your own qsl card line with custom cartoons you want
Article about assembling of a Dick Smith Electronics (DSE) 100 Watt VHF Linear Amplifier kit.
A 144MHz FM class C RF Power Amplifier based on a 2N6084 RF transistor, that can produce 50w output max
Born as a companion transmitter for the Yaesu FRG-7 receiver has become a stand alone tramsmitter for 160 meters band
A well documented PDF document containing picture sequence taked during the repair of an Icom IC-7700 HF transceiver power amplifier module
Civilianized and Militarized HF antenna systems for Portable, Base, Mobile, Manpack. Antenna manufacturer based in MO USA
The Icom IC-7700 spectrum scope feature a minimum resolution bandwidth of just 100 Hz and provide also an accurate vertical amplitude tracking permitting to use the 7700 as a bench spectrum analyser.
All available frequencies & offsets configurations for repeaters can be downloaded as database for Kenwood MCP-2A memory channel programming software for TM-D710 & TM-V71