Today, FiiO has formally announced the S15: a low-profile full-width streaming DAC with no headphone amplifier and a custom Android OS where installable apps come from a white list – just like ...
These are schematics and testbench of a Ka-Band PA published by Z. Liu, L. Wang, H. Fallah, Z. Chen and C. P. Yue, in "A Compact 28-GHz Transmitter Front-End with Co-Optimized Wideband Chip-Antenna ...