This document is a catalog from A1 Microwave and JMD Technologies, two companies that specialize in microwave filtering products and waveguide components. A1 Microwave designs and tests microwave products using in-house simulation software. The catalog lists various microwave filters for X-band, Ku-band, C-band, and K-band applications, showing models, specifications, and diagrams. It also describes JMD Technologies' expertise in machining custom waveguide components from WG6 to WG22.