RFS Technologies website is optimized for recent browsers :
IE9+, Chrome 31+, Firefox 31+, Opera 28+, Safari 7+


Please upgrade your browser to continue
My e-catalog

78EIA-HCA78-019
7/8" EIA Connector for 7/8" Air Cable, Gas Stop/Pass, O-Ring Sealing

Rev : A | Rev date : 02 Jan 2025
These high-performance air dielectric coaxial cable connectors are characterized by excellent gas tightness and extremely low losses. The connectors can be installed with basic hand tools. Tab flange of outer connection and use of o-ring sealing simplifies installation of the connector.
The connectors are fully tested for mechanical and electrical compliance to specifications.
The connectors have excellent electrical values and provide outstanding performance for the most demanding applications. The connector design provides maximum sealing integrity and gas tightness.

FEATURES / BENEFITS

  • Easy installation utilizing only basic hand tools. No need for sealing compound further simplify the process.
  • Excellent gas tightness. Overpressure for increased voltage handling is maintained throughout the system.
  • Outstanding VSWR performance improves overall system performance.
  • Totally waterproof, assures safe, long term operation in the harshest of environments. 


78EIA Connector for HCA78 Cable

Technical features

General Specifications

Transmission Line TypeCoaxial Cable
Cable Size7/8"
Cable TypeAir Dielectric
Model SeriesHCA78-50 Series
Connector Interface7/8" EIA
Connector Type
Gas stop and can be converted to gas pass by drilling. The design does not include a gas inlet.
Sealing Method
O-ring Sealing
GenderFemale - See Note 1) and Note 2)

Electrical Specifications

Nominal Impedance, ohmsOhm50
Insertion loss dB

< 0.05dB

Connector Frequency Range GHzDC to 2.7 GHz
VSWR, Return LossVSWR (dB)0 to 1 GHz: 1.02 (40)
1 GHz to 2.7 GHz: 1.07 (30)

Mechanical Specifications

Plating Outer/InnerTri Metal/Silver
Length mm (in)115 (4.53)
Outer Diameter mm (in)57.2 (2.25)
Weight kg (lb)0.6 (1.3)
Body MaterialCopper Alloy
Inner Contact MaterialCopper Alloy
Inner Contact AttachmentThreaded
Outer Contact AttachmentTab Flare
Gas Inlet

Not included in the design

Accessories

Wrench size front mm (in)32 (1-1/4)
Wrench size rear mm (in)32 (1-1/4)


78EIA-HCA78-019 connector, dimensions in mm

External Document Links

Notes

1) Connector model with -019KT suffix denotes connectors that are supplied with a coupling element and flange hardware.
 
2) Connector model -019 does not include the coupling element and flange hardware.
 
3) This connector design does not include a gas inlet.