specifications: models: note: dimensions in brackets are expressed in millimeters and are for reference only. 18t-att: rev l specifications: models: t attenuators tnc, up to 18 ghz, 2 watts *other db values, units that operate over a more specific frequency band and/or offer very low return loss (vswr) are available. model number: how to order: 18=dc-18ghz 12 = dc - 12.4 ghz freq. range xxt-xxy db value ordering examples: model number: dc - 18 ghz; 20 db; tnc - male/fem model number: dc - 18 ghz; 6 db; tnc - fem/fem connector configuration m = male/male f = fem/fem = male/female 18 t-2 0 18t-6f female/female male/male male/female configuration connector xxt-yyf base model number xxt-yym xxt-yy inches inches [54.9 1.3] 2.16 .05 0-30&40db 1.97 .06 2.07 .05 inches millimeters [52.5 1.3] [50.0 1.5] length millimeters millimeters 31 - 60 db (except 40db) 2.45 .05 2.26 .06 2.35 .05 [62.2 1.3] [57.4 1.5] [59.7 1.3] length see table ?.56 [14.2] mechanical: electrical: mates with mil-std-348 in 1 db increments derated linearly to 0.5 watts @ +125 c (5usec pulse, .05% duty cycle) o gold plated beryllium copper standard db values* **tnc connectors operating temp range conductors peak power impedance attenuation accuracy 0-6db 7 - 20 db 31 - 6 0 d b vswr input power 21 - 3 0 d b frequency range 0-10,12,15,20,30,40,50&60db passivated stainless steel 250 watts max. -65c to +125c 50 ohms 1.5 db 0.75 db 2 watts avg. @ 25c 0.5 db 0.3 db dc - 18 ghz 1.35:1 max 1.25:1 max 1.20:1 max 1.15:1 max 12.4 - 18 ghz 4 - 8 ghz 8 - 12.4 ghz dc - 4 ghz 12.4 & 18 ghz standard freq. values **18 ghz mode free aeroflex / inmet, inc. 300 dino drive, ann arbor, mi 48103 ? u.s.a. 888-244-6638 or 734-426-5553 fax: 734-426-5557 www.aeroflex-inmet.com ? inmetsales@aeroflex.com ?
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