package outline pdm-21(m) series 0 power dividers / combiners 0.5 to 18 ghz / 2-way / uniform phase & ampli. bal. / high isolation & low insertion loss / sma for f urther infor mation con tact merrimac / 41 fairfield pl., west caldwell, nj, 07006 / 973-575-1300 / fax 973-575-0531 principal specifications freq. isolation, insertion phaseamplitude vswr, cw input, w, outline model range, db, loss, db,balance, bal., db, max. load vswr out drawing number ghz min. max. max. max. in out 1.2:12.0:1 ref. pdm-21m-.75g 0.5 - 1.0 22 0.20 2 0.2 1.20:11.10:1 10 1 0.1 4 pdm-21m-1.5g 1.0 - 2.0 22 0.25 3 0.2 1.25:11.20:1 10 1 0.1 2 pdm-21m-3g 2.0 - 4.0 20 0.30 4 0.2 1.30:11.25:1 10 1 0.1 2 pdm-21m-4g 3.0 - 5.0 20 0.35 4 0.2 1.30:11.30:1 10 1 0.1 2 pdm-21m-6g 4.0 - 8.0 20 0.40 4 0.2 1.30:11.25:1 10 1 0.1 1 pdm-21m-10g 8.0 - 12.4 20 0. 50 4 0.2 1.30:11.35:1 10 1 0.1 1 pdm-21m-15g 12 - 18 20 0.60 5 0.2 1.35:11.40:1 10 1 0.1 1 general notes: 1. the pdm-21(m) series of 2-way in-phase power dividers/combiners covers 500 mhz to 18 ghz in octave bands. each uses a conventional wilkinson design which provides high isolation and low vswr. 2. etched ptfe fiberglass stripline circuits are encased in a miniature machined housing that minimizes moding and provides an effective rf shield. 3. these units are generally available from catalog stock for fast delivery. general specifications impedance: 50 w nom. operating temperature: -- 55 to +85c notes: 1. tolerance on 3 place decimals .020(.51) except as noted. 2. dimensions in inches over mm. 3. weights are nominal on all outlines. 07/19/10
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