mini-circuits - specification for directional coupler - zdc-15-6-75 directional coupler zdc-15-6-75 frequency mhz coupling db mainline loss db directivity db vswr (:1) power input, w f l - f u nom. flatness l typ. max. m typ. max. u typ. max. l typ. min. m typ. min. u typ. min. typ. l max. mu max 0.02-35 14.50.50 0.6 0.30 0.60 0.20 0.40 0.40 0.60 35 30 35 25 28 20 1.50 2.0 4.0 l=low range(f l to 10f l ) m=mid range(10f l to f u /2) u=upper range(f u /2 to f u ) pin connections port input output coupled (forward) coupled (reverse) dd 3 2 1 - not used case gnd termination gnd - - - - case style - m22 (inch,mm ) weight: 74 grams. a b c d e f g h j 2.25 57.150 1.38 35.052 1.24 31.496 .50 12.700 .150 3.810 3.100 78.740 .138 3.505 1.238 31.445 3.25 82.550 k l m n p q r s t .10 2.540 .40 10.160 1.15 29.210 1.86 47.244 .64 16.256 .150 3.810 tolerance: .x .1 .xx .03 .xxx .015 inch. material and finish: case material: aluminum alloy. finish: blue anodized. mounting bracket finish: iridite or clear anodize. case material: aluminum alloy. finish: blue paint over iridite. mounting: mounting bracket available on request. for bracket mounted on the rear, add suffix br to part number and add $1.50 to unit cost. marking: for port markings 1, 2, and 3 see specification data sheet. connectors: connectors: bnc standard, tnc consult factory. notes: ? mainline loss includes theoretical power loss at coupled port. ? denotes 75 ohm model, for coax connector models 75 ohm bnc connectors are standard. ? general quality control procedures and environmental specifications are given in mini-circuits guarantees quality. hi-rel, mil description are given in hi-rel and mil ? prices and specifications subjects to change without notice. freq (mhz) i. loss (db) in-out coupling (db) in-cpl directivity (db) return loss (db) in out cpl 0.02 0.29 14.64 41.06 17.84 17.76 16.69 0.11 0.21 14.51 45.49 27.28 27.01 26.01 0.19 0.23 14.51 46.04 31.77 30.62 30.08 5.00 0.21 14.49 49.49 32.03 31.88 35.38 8.76 0.22 14.48 56.79 30.52 30.72 33.26 17.51 0.27 14.47 39.43 27.49 27.88 29.50 18.47 0.25 14.50 37.32 27.92 27.54 28.43 27.22 0.30 14.50 30.61 25.08 25.19 25.91 34.04 0.32 14.47 26.41 24.15 23.56 23.91 35.00 0.32 14.45 26.24 23.72 23.38 23.52 http://www.minicircuits.com/cgi-bin/spec?cat=coupler&model=zdc-15-6-75&pix=m22.gif&bv=4 (1 of 2) [7/10/2004 12:31:36 pm]
mini-circuits - specification for directional coupler - zdc-15-6-75 back http://www.minicircuits.com/cgi-bin/spec?cat=coupler&model=zdc-15-6-75&pix=m22.gif&bv=4 (2 of 2) [7/10/2004 12:31:36 pm]
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