Our Focus

AP Instruments Inc. has been manufacturing Frequency Response Analyzers (a.k.a. Analog Network Analyzers) since 1994. We strive to satisfy the needs of the customer through offering useful and innovative products based on the leading edge of technology.

Product News

newModel 300 Frequency Response Analyzer Available!

Model 300 Frequency Response Analyzer

A new hardware model, the Model 300 30 MHz Frequency Response Network Analyzer with USB 2.0 interface, is now available.

See Products for details on new features.