2 layers

Vhf uhf IQ Modulator
antonjan/IQ_Modulator
IQ Modulator for 2M and 70cm from I2C and ALSA PCM Audio on Orange PI Zero (Estimated TX Power 500mW)
88 parts7GPL-3.0
KiCad boards from 2 GitHub repositories tagged “iq-stream”, the most starred first; open any of them in PCBKit.

antonjan/IQ_Modulator
IQ Modulator for 2M and 70cm from I2C and ALSA PCM Audio on Orange PI Zero (Estimated TX Power 500mW)

mlab-modules/RFIQINT02
UTP cable RF signal I/Q interface for QFHMIX module with RJ45 connectors

antonjan/IQ_Modulator
IQ Modulator for 2M and 70cm from I2C and ALSA PCM Audio on Orange PI Zero (Estimated TX Power 500mW)