Hi there,
I have been assembling 2 stage amps using minicircuits VCOs (ROS 1700 and 2500) rf output to stage 1 sirenza SXA389BZ or SXB4089Z on .031"FR4 via 2oz microstrip, and stage 2 in the same way to SPB 2026Zs.
I've been following the sirenza datasheets very closely to get tracklengths...