Weekend VHF QRP FM transceiver is an Open source project that was started by Jure, S52CQ in March 2015 when he started using DRA818 in his transceivers. He has made many variations/modifications since then and now the Weekend project is a nice project for HAM novice operator that within a weekend makes his first…
Features: Easy operation. The plate-load True Resistance Indicator (TRI) is an ACOM innovation that provides quick and precise tuning, typically in less than 10 seconds. The auto-operate function will return the amplifier to the OPERATE mode automatically after each protection trip, saving time and avoiding manual switching. No tuner needed. No external antenna tuner is…
Photo by WIMO.de “Worlds smallest APRS transceiver” offers many applications. Matchbox-sized, built in GPS receiver. The transceiver can not only be used as APRS tracker, but also as receiver for APRS data. The graphical OLED display (128×64 pixel) shows received APRS position reports, APRS messages and status information. When receiving position reports the distance and…
There are the screw insulators which we use at the OL7M contest station to build the unidirectional and bidirectional BVRG. It is suitable to be mounted on the poles and posts, or directly into the trees themselves. Furthermore, the plastic antenna insulators which can be used for the dipoles and wire antennas. Link Online Shop
Main functions: Six outputs to one input. Frequency range DC-72 MHz Characteristic impedance 50 ohm Power rating DC to 30 MHz 2 kW continue wave 3,5 kW PEP (SWR < 1:1.7) (tested with OM-3500) 50MHz 1 KW High quality PCB thickness 2 mm High quality PTFE SO-239 connectors. (KIT with connectors only) Disconnect output terminated…