MGC AVHF Communications 1/1984¡VHF Communications 1/1985VHF Communications 1/1986 @ PE1ECN,VHF Communications 2/1984ìVHF Communications 2/1985GVHF Communications 2/1986 @ PE1ECNïVHF Communications 3/1983TVHF Communications 3/1984 @ PE1ECNž VHF Communications 3/1985É VHF Communications 4/1984Þ VHF Communications 4/1985 @ PE1ECN\- A FM transceiver for 10 GHz with dielectrically stabilized oscillator - A SSB transmit mixer and linear ampl. for 3456 MHz - A 2400 Hz generator for synchroni- sation of meteo satellites - Index of volume 1984 - A 10 Watt linear amplifier for the 23cm band - A 5/50 Watt power meter with dummy load for operation up to 1,3 GHzj- Compact BNC attenuators - A low noise meteosat converter with GA-AS FET preamplifier and mixer stage- Active probe scaler 400-1300 MHz - SDA 3202, a new PLL IC for up to 1.5 GHz - Coaxial power amplifier for the 13cm band using tube TH 6885 - Index of volume 1985 - A 20W linear amplifier for the 23cm band - Two band (1.2-2.4 GHz) feed horn for parabolic antennes¼- A 10 GHz FM transceiver with DSO and 30 MHZ IF - A receiver for the VLF time and frequency standard transmissions from DCF-77 - Introduction into spread spectrum technologyW- Thermal power measurements, yet another look - Loop Yagi antenne design for 13 cm¤- The YU0B 2 meter Yagi antenne - Microstrip converters for the 23 en 13 cm (1) - Microcomputer clock pulse generator linked to DCF-77 off air time standarda- V-mos transistor in power amplifier for 144 MHz - Input filters for receive applications in the 144 MHz range - A VXO with pulling range of approx. 200 KHz at 144 MHz - Wideband directional coupler for VSWR measurements on receiver systems - A 2m/70cm SSB transmitter with high spurious rejection (1) - A helical for the 23 cm BandF- A low noise preamplifier for weather satellite reception at 1.7 GHz - A noise generator with defined noise power for applications up in the microwave range - Introduction into spread spectrum technology - An optimum x-tal filter for coherent telegraphy (CCW) - C-mos frequency counter for 10 Hz to 1GHz'- The noise behaviour of amplifiers (70cm) - A stable crystal-controlled source for 10,37MHz - The pcb integrated coaxial tuned circuit - FM/AM converter for facsimile recep- tion and picture display with the YU3UMV picture store - The directional coupler, function and use- Directional couplers made to measure - PLL oscillators with delay lines (1) - A 10 MHz timebase clock for frequency counters, complete with a PLL for DCF-77 - Diagrams that allow one to easily determine the sensitivity of receive systems using solar noise<- Microstrip line antennes - Calculation and construction of micro- strip line antenne for the 13cm band - Formulae and diagrams for the approximate calculations of micro- strip lines - Two meter power amplifier using Valvo 4CX1000A - SSB mini transceiver 144/1296 MHz - Two meter receiver front-end