Models 85 & 86 Medium Power Fixed Coaxial Attenuators dc to 18.0/22.0 GHz 50 Watts Conduction Cooled, 3.5mm or TNC Connectors WEIGHT: Model 85: Model 86: 68 g (2.4 oz.) maximum 60 g (2.1 oz.) maximum PHYSICAL DIMENSIONS: Model 85 (TNC): Model 86 Shown! Features o o o o Compact Construction - Lowest size/power ratio. Precision Connectors with high temperature support beads. Designed to meet environmental requirements of MIL-A-3933. Ideal for Airborne or Space Applications. Specifications NOMINAL IMPEDANCE: 50 FREQUENCY RANGE: Model 85: Model 86: dc to 18.0 GHz dc to 22.0 GHz Connector TNC Male TNC Female MAXIMUM DEVIATION OVER FREQUENCY: Nominal ATTN (dB) 85 3, 6, 10, 20, 30 Deviation (dB) 86 + 0.70 DIM A 18.4+0.25 (0.744+0.01) 13.8+0.25 (0.546+0.01) Model 86 (3.5mm): + 0.80 MAXIMUM SWR: Frequency (GHz) Model SWR dc - 18.0 85 1.30 dc - 22.0 86 1.30 POWER RATING 50 watts average (unidirectional), 1 kilowatts peak (5 sec pulse width; 0.5 % duty cycle) with case temperature held within 90 C maximum with appropriate conductive heat sink. Maximum power rating into output port is 10% of the average power rating. POWER COEFFICIENT: <0.0006 dB/dB/watt Connector 3.5mm Male 3.5mm Female TEMPERATURE COEFFICIENT: <0.0004 dB/dB/C TEMPERATURE RANGE: -55C to 90C (case) CONNECTORS: Model 85: TNC connectors mate nondestructively with MIL-C-39012 connectors. Model 86: 3.5mm connectors - mate nondestructively with SMA per MIL-C-39012, 2.92mm and other 3.5mm connectors. Description 85 Options Description 86 Options 1 2 3.5mm Female 3.5mm Male 6 7 TNC Female TNC Male CONSTRUCTION: Aluminum body, stainless steel connectors; gold plated beryllium copper contacts. NOTE: DIM A 13.4+0.5 (0.53+0.02) 9.9+0.5 (0.32+0.02) All dimensions are given in mm (inches) and are nominal, unless otherwise specified. MODEL NUMBER DESCRIPTION: Example: 86 - XX - XX Basic Model Number Attenuation Value (dB) Connector Options 1st digit is input side 2nd digit is output side 5305 Spectrum Drive, Frederick, MD 21703-7362 TEL: 301-846-9222, 800-638-2048 Fax: 301-846-9116 web: www.weinschel.com email: sales@weinschel.com 53 1/13/01