Amphenol(R) Twin BNC Specifications ELECTRICAL MECHANICAL Impedance Used with 78 ohm and 95 ohm twin conductor cables. Frequency range Contact polarization: 0-100 MHz. Voltage rating Contact polarization: 100 volts peak. Weatherproof Contact polarization, 2 stud bayonet Cable affixment Braid clamp, "V" groove gasket and clamp nut mechanism. MATERIAL Contacts ENVIRONMENTAL Temperature range Mating Male: brass Female: beryllium copper. Silver plated. TFE: - 65C to + 165C Noryl: - 45C to + 121C Other metal parts All Twin-BNC connectors are weatherproof when mated Brass: nickel finish Insulators TFE or Noryl as listed. Clamp gaskets Silicone rubber or synthetic rubber MILITARY SPECIFICATIONS NOTE: These characteristics are typical and may not apply to all connectors. Amphenol twinaxial connectors, polarized contact construction, meet applicable sections of MIL-C-3655. Twin BNC PLUG JACK .260/.228 .200/.171 .228/.206 .030/.015 .065/.035 .028/.000 .064/.062 .064/.062 .040/.000 .004/.001 .390/.385 .264 MIN .336/.327 .262 MAX .381/.378 .356/.345 .064/.062 .321/.319 .064/.062 A.015/.010 .042/.028 .004/.001 .200/.170 .062/.032 A.064/.061 30 .180 MIN REF PLANE .180 MIN .206/.188 A.064/.061 A.039/.037 .064/.062 A.015/.010 A.015/.010 30 30 .180 MIN A.039/.037 Amphenol Corporation Tel: 800-627-7100 .004/.001 .333/.329 .415 MIN A.064/.061 A.039/.037 www.amphenolrf.com 171 Amphenol(R) Twin BNC Fig. 1 Fig. 2 .378(9.6) .378(9.6) .346(8.8) ZZ .346(8.8) Z a e max panel c* a c .500(12.7) hex nut b lockwasher b Twin-BNC Bulkhead Receptacles (Jack) 31-223 31-2225 Twin-BNC Clamp Plugs 31-224 31-2226 Twin-BNC PLUGS & RECEPTACLES Cable RG-/U 108A Conn. Type Plug Cable Attachment Outer Inner Clamp Solder Bulkhead Receptacle (Jack) Front Mount a Dimensions, inches (millimeters) b c e 1.16(29.4) .563(14.3) .255(6.5)* 1.03(26.2) .500(12.7) .531(13.5) -- .106(2.7) Construction Notes CAI Plt. Ins. C33 P1 -- P1 NOTE: Use mounting hole as shown to assure proper orientation of solder cups. * accommodates cable diameter Amphenol Corporation Tel: 800-627-7100 Mtg. Hole Military Number Amphenol Number D19 -- -- 31-224 D1 -- -- 31-2226 D19 Z -- 31-223 D1 ZZ -- 31-2225 Fig. 1 2 distributor stocked www.amphenolrf.com 172