Highlights

Image

Lasers vs. Microwaves for Deep-Space Communications

Detailed system analysis shows merit for both approaches. The authors also examine a hybrid system combining the best features of lasers and microwaves.
Image

Plans Detailed for Domestic Comsat

Nov. 13, 2013
“Pilot” satellite would carry 24 transponders. Up to 36 ground antennas involved.
Image

Save Space with a Luna-Slot Antenna

Nov. 13, 2013
This design produced a small uhf cavity-backed slot antenna with over 5-Mc bandwidth, 10-W power rating and a VSWR less than 2:1.
Image

Integrated Radome-Antenna Designs

Nov. 11, 2013
Weight, space and dollars are saved by combined fabrication of radome and antenna as a single unit. Slotted-waveguide antennas are particularly suitable for such “Radant” systems...
Image

Microwave Transistor-Parameter Trade-offs in Circuit Design: Part 3

Nov. 6, 2013
The trade-offs between dc and rf parameters, and their relationships to circuit performance, are considered in this final article of a three-part series.
Image

Microwave Transistor-Parameter Trade-offs in Circuit Design: Part 2

Nov. 6, 2013
Rf parameters are considered along with design suggestions for power-amplifier applications in this second article of a three-part series.
Image

Microwave Transistor-Parameter Trade-offs in Circuit Design: Part 1

Nov. 6, 2013
This article shows how transistor parameters affect microwave-circuit performance, the trade-offs between parameters and how these trade-offs can be made to relate to circuit ...