Adapters, Ka-Band WaveguidetoCoax,Endlaunch ATM manufactures Endlaunch type Waveguide to Coax Adapters covering the Ka-Band frequency range for the download band 18.3-20.2GHz and the upload band 27.5-31.0GHz. For more information feel free to call us and discuss your needs with one of our design engineers. GENERAL SPECIFICATIONS ENDLAUNCH ADAPTERS Electrical VSWR: 1.21 Max for standard units 1.12 Max for precision units RF Connectors: K-Type, SMA, Mechanical Body: Aluminum/Copper-Brass (per order) Flanges: Multiple types available - see ATM Std. Flanges Connectors: Stainless Steel Operation Temp: Finish: Unique corrosion resistant 316 stainless steel epoxy coating IAW MIL-F-14072 Applicable Mil-Specs General: Product Specific: Ka-Band Endlaunch Adapters Downlink 18.3-20.2GHz, Uplink 27.5-31.0GHz WG Size Freq. (GHz) Model No. Connector VSWR CW Power (Watts) Peak Power (kW) Outline Dwg. WR51 18.3 - 20.2 51ka-201B-6 SMA F 1.21 100 3 Dwg WR51 18.3 - 20.2 51ka-20KB-6 Type-K female 1.21 100 3 Dwg WR42 18.3 - 20.2 42ka-201B-6 SMA F 1.21 50 3 Dwg WR42 18.3 - 20.2 42ka-20KB-6 Type-K female 1.21 50 3 Dwg WR34 27.5 - 31.0 34ka-20KB-6 Type-K female 1.21 35 1 Dwg WR28 27.5 - 31.0 28ka-20KB-6 Type-K female 1.21 35 1 Dwg Ka-Band Precision (Low VSWR) Endlaunch Adapters Downlink 18.3-20.2GHz, Uplink 27.5-31.0GHz WG Size Freq. (GHz) Model No. Connector VSWR CW Power (Watts) Peak Power (kW) Outline Dwg. WR51 18.3 - 20.2 51ka-201PrB-6 SMA F 1.12 100 3 Dwg WR51 18.3 - 20.2 51ka-20KPrB-6 Type-K female 1.12 100 3 Dwg WR42 18.3 - 20.2 42ka-201PrB-6 SMA F 1.12 50 3 Dwg WR42 18.3 - 20.2 42ka-20KPrB-6 Type-K female 1.12 50 3 Dwg WR34 27.5 - 31.0 34ka-20KPrB-6 Type-K female 1.12 35 1 Dwg WR28 27.5 - 31.0 28ka-20KPrB-6 Type-K female 1.12 35 1 Dwg Ordering Information WR - Mod M -F 42ka -201 A -6 W/G - Coax Endlaunch Adapter, SMA Example part number: Waveguide Size: (WR) WR28 thru WR51 Basic Model No.: (-Mod) Precision model: (-ModPr) Material (M): A=Aluminum, B=Copper/Brass Flange (-F): 6=Cover, 7=Choke See ATM Standard Flange page for more info. * The Standard Model Numbers above are the most common parts ordered for size, material and ﬂange. However, these models can easily be altered to accommodate your needs by using the Model # code system to the le . ** All data given at 20° C and sea level.