Inside DXZoneBest Links of the Week Top Amateur Radio Websites – Issue 2201 A selection of best links, recently added to our amateur radio links directory By DXZone - Jan 16, 2022 1154 The Swiss Quad Antenna ZS6PP Rotatable Antenna with Phased Elements based on the orignal design concept of HB9CV antennas, is considered to have an higher gain than standard quad antennas. The Swiss Quad Antenna does not need any spreader or boom. Amplifier Technology: Tube vs. Transistor VE3VN An interesting article that compares tube amplifiers versus transistor amplifier. Top Band on a Vertical Yagi VE3VN 160 Meters on the 3-element 80 Meter Vertical Yagi antenna Iambic Keyer for Arduino AE9RB Iambino is a Iambic Keyer for Arduino running hardware containing an ATmega328 or ATmega32u 35 Element Yagi Antenna for 23cm VE2EK Antennas for the 1296 MHz based on the construction plans of some Yagis 35 elements by DL6WU, F9FT, DJ9YW. These antennas features a boom of about 3 m and gives a gain of about 17.8 dBd 3 Element Yagi Calculator This calculator is designed to give the critical information of a particular beam antenna, in this case a three element Yagi, for the frequency chosen. ICOM ST-4002A GPS Programmer ICOM Automatically input GPS location data from an Android device to the transceiver, Compatible with IC-7100, IC-9100, IC-9700, ID-4100A/E, and ID-5100A/E.