i have the familiar question to know about this..i have problem dealing with DC bias tht connected to varactor diode..
hope can get the proper connection between the varactor and DC biasing cct(connect to ground and etc.)
thanks for ur reply..i need to know the connection between VNA, power supply and microstrip(included bias cct)..especially which port supposely connected to power supply(plus, minus, ground etc.)..much better if can get proper schematic...thanks in advance