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SMA Coaxial Connectors

SMALarsen SMA Connectors are semi-precision, sub-miniature, high frequency connectors that offer reliable broadband performance DC to 18 GHz with low reflection and constant 50-ohm impedance. Primary features include high mechanical strength and durability, and low VSWR.
Larsen offers SMA connectors for RG58 and RG 174 coaxial cable types.
Electrical Specifications
Impedance 50 ohm
Frequency Range Semi-rigid cable for .141" or .085 OD copper jacket: 0-18 GHz
Flexible cable: 0-12.4 GHz
Voltage Rating RG-58: 500V peak
RG-174: 375V peak
Dielectric withstanding voltage RG-58 cable group: 1000V RMS
VSWR-straight Connectors *f in GHz RG-174 cable group: 1.15+.02f
RG-58 cable group: 1.15+.01f
Contact resistance Center: 2.0 milliohms
Body: 2.0 milliohms
Braid To body: 0.5 milliohms
Insulation resistance 5000 Megohms
RF leakage -90 db min. at 2-3 GHz
Insertion loss db max. = .06 freq. GHz.
Test frequency @6.0GHz
Material Specifications
Parts Name MIL Standard
Body, coupling nut, other metal parts Brass per QQ-B-626 finish: nickel or gold per requirement
Contacts Male: Brass per QQ-B-626
Female: Beryllium copper per QQ-C-530 heat treated per
MIL-H-7199
Finish .00005" min gold plated per MIL-G-45204 type 1,
Grade C
Insulator PTFE
Gasket Silicone rubber
Crimp Ferrule Seamless copper tubing alloy
WISCO International, Inc. - MIAMI, FL U.S.A.
Fax: (954) 370-3997 | E-mail: wiscointl@wiscointl.com

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