page # rev date: ? weinschel proprietary information | weinschel.apitech.com | +1 (301) 846 - 9222 | weinschelsales@apitech.com technical specifications mechanical specifications features nominal impedance 50 ? frequency range dc to 18.0 ghz maximum swr frequency swr dc C 18.0 ghz 1.60 power rating - 250 w average at 25 c ambient. - derated to 25 w average at 125 c - 1 kw peak @ 5 sec pulse width & 1.25% duty cycle temperature range - 55 c to 125 c construction aluminum alloy body, stainless steel connectors & gold plated contacts . weight 1400g (50 oz ) connectors options type description 1 2 3.5 mm female 3.5 mm male mates nondestructively with sma, smk and 3.5 mm connectors 3 4 n female n male interface dimensions per mil - std 348 & iec 60169 - 16. mates non - destructively with mil - prf -39012 connector. connectors - n or 3.5mm model 1490 high power termination C 250 watts, dc - 18.0 ghz ? quality high temperature connectors ? designed to meet environmental requirements of mil - dtl - 3933 ? broadband performance, ideal for test applications ? rohs compliant 3/31/2017 1 wmod 1490 ? high power termination datasheet ? 03- 17 ? api technologies corp ? ? copyright 2016 me 1.0 1.2 1.4 1.6 1.8 0 2 4 6 8 10 12 14 16 18 input swr frequency (ghz) model number description 1490 C x basic model # connector option typical swr
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