To make up for the loss of Airspan Networks and Casa Systems, from the Wireless Watch stock tracker, we have added Advantech and Semtech. It has been a challenging week for their debut, as geopolitical happenings have dented the stock markets the world over. Advantech is a Taiwanese firm, specializing in providing embedded computing products, industrial automation equipment, routers and gateways for cellular, WiFi and Ethernet, and a plethora of vertical-specific offerings. It should be a good indicator of uptake in emerging applications, as well as core networking. Semtech is an American semiconductor supplier, specializing in analog, optical, broadcast video, professional audio-visual (ProAV), and power management. It also houses Sierra Wireless, a purveyor of cellular IoT modules and products, as…