AT-1900

Fixed Attenuators - 2W power (SMA type) AT-1900 Series sFeatures 1.Small Size Use of alumina for the attenuation element assures light weight and is cost effective. 2.SMA coupling Several configurations of SMA plug/jack couplings are available in stainless steel, assuring durability. 3.High Reliability Proven and stable performance characteristic under varying temperature, humidity and adverse environmental conditions. sProduct Specifications Ratings Frequency range Characteristic impedance Maximum Input Power DC to 8.0GHz 50 ohms 2W Operating temperature Operating Humidity _30ç ~ +65ç 95% max. Conditions Frequency of 10 to 2000 Hz, overall amplitude of 1.52 mm, acceleration of 98 m/s2 for 4 hours in each of 3 directions Acceleration of 490 m/s2, sine half-wave waveform, 3 cycles in each of the 3 axis Temperature : -35ç ¡ +5ç to +35ç ¡ +85ç ¡ +5ç to +35ç Time : 30 ¡ 15 max. ¡ 30 ¡ 15 max. (Minutes) 5 cycles Item 1.Vibration 2.Shock Characteristic Requirement No electrical discontinuity of 1 µs or more. No damage, cracks, or parts dislocation. 3.Temperature cycle No damage, cracks, or parts dislocation. qThe test method conforms to MIL-STD-202. sMaterial Component Body Insulator Male contact Female contact Outer conductor (interior) Couplings Radiator Attenuation element Material Stainless steel PTFE Brass Beryllium copper Aluminum Stainless steel Aluminum Alumina Finish Passivated --Gold plated Gold plated Nickel plated Passivated Black alumite --- sOrdering Information AT ---- 19 03 1 1 2 3 3 Fixed attenuator Series Name and coupling type: SMA plug/jack Attenuation 03 : 3dB 06 : 6dB 10 : 10dB 2 86 sSpecifications Part Number Frequency Range (GHz) Attenuation (dB) V.S.W.R. (Max) Impedance (ohms) Power (W) Connectors Weight (g) DC~4 AT-1903 4~8 DC~4 AT-1906 4~8 DC~4 AT-1910 4~8 3±0.3 1.25 3±0.5 6±0.3 1.25 6±0.5 10±0.5 1.3 10±1.5 50 2 50 2 50 2 SMA type plug / jack SMA type plug / jack SMA type plug / jack 40 40 40 sExternal Dimensions 48 1/4-36UNS-2A 1/4-36UNS-2B Ø19 8.5 28 11.5 AT-1900 sTypical Data AT-1903 VSWR 87