Weinschel C O R P O R A T I O N Model 24 Medium Power Fixed Coaxial Attenuators dc to 8.5 GHz 50 Watts Bi-Directional Design! POWER RATING (mounted horizontally): 50 watts average (bi-directional) to 25C ambient temperature, derated linearly to 2.5 watts @ 125C. Note: 3 dB model can handle 100 Watts average (bi-directional). 5 kilowatt peak (5 sec pulse width; 0.5% duty cycle). POWER COEFFICIENT: <0.001 dB/dB/watt Features ! TEMPERATURE COEFFICIENT: <0.0004 dB/dB/C Designed to meet environmental requirements of MIL-A-3933. Low Intermodulation option available. Mode free operation to 10 GHz. ! ! Specifications NOMINAL IMPEDANCE: 50 FREQUENCY RANGE: dc to 8.5 GHz MAXIMUM DEVIATION OVER FREQUENCY: Nominal ATTN (dB) Deviation (dB) dc-4 GHz 4 - 8.5 GHz + 0.40 + 0.60 3, 6, 10, 20 30, 40 + 0.75 + 1.00 -9.00 -9.25 -9.50 -9.75 -10.00 -10.25 -10.50 -10.75 -11.00 TEMPERATURE RANGE: -55C to 125C (+85C with GPC-7 connectors) CALIBRATION: Insertion loss test data supplied at 0.05, 4.0, and 8.5 GHz. Other test data can be provided at additional cost. CONNECTORS: SMA, Type N and TNC connectors per MIL-STD-348 interface dimensions - mate nondestructively with MIL-C-39012 connectors. GPC-7 connectors per IEEE-STD-287 Options Description Options Description 1 SMA, Female 5 GPC7 2 SMA, Male 6 TNC Female 3 Type N, Female 7 TNC Male 4 Type N, Male CONSTRUCTION: Black, finned aluminum body, gold plated beryllium copper contacts. WEIGHT: 280 g (10 oz.) maximum Specification Limit PHYSICAL DIMENSIONS: Specification Limit 0.05 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 Typical Attenuation Accuracy of a 24-10-34 MAXIMUM SWR: Frequency (GHz) SWR dc - 4 4 - 8.5 1.20 1.30 Connector N Male N Female SMA Female SMA Male 1.40 DIM A 22.9 (0.90) 15.0 (0.59) 14.0 (0.55) 12.7 (0.50) Connector GPC7 TNC Female TNC Male DIM A 21.0 (0.83) 38.1 (1.50) 35.1 (1.38) 1.30 NOTE: Specification 1.20 1.10 All dimensions are given in mm (inches) and are maximum, unless otherwise specified. MODEL NUMBER DESCRIPTION: 1.00 0.05 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 Example: Typical SWR of a 24-10-34 INTERMODULATION (24-XX-XX-LIM only!): 3rd Order Reflected Levels (IM3), -110 dBc maximum with two input signals @ 869 MHz and 891 MHz with average carrier power levels of +43 dBm each. Option only available with Type N Connectors. 48 10/15/99 24 - XX - XX* - LIM Basic Model Number Attenuation Value (dB) IM Option** Connector Options 1st digit is J1 side 2nd digit is J2 side *Unit is bi-directional & full power may be applied to either J1 or J2. **Add -LIM to entire model number for Low Intermodulation option and only available with Type N connectors. 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