Northern Connectors Radiall BNC Series Coaxial Connectors - Manual (Page 9)

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10-9
BNC 50Ω
ELECTRICAL CHARACTERISTICS
Impedance 50Ω
Frequency range DC - 4 GHz
Typical V.S.W.R.
straight models cable groupe: 2/50, 2.6/50, 5/50,
10 + 11/50, .141"
right angle models: 2/50, 2.6/50, 5/50
1 GHz
1.12
1.13
2.5 GHz
1.18
1.30 max
1.20
4 GHz
1.22
1.22
Insertion loss straight connector
right-angle connector
MIL
0.05
0.08 0.07
0.16 0.13
0.20
RF leakage -55 dB min from 2 to 3 GHz
Insulation resistance 5000 MΩ min
Contact resistance
center contact
outer contact
1.5 mΩ
0.2 mΩ
Working voltage in VRMS
at sea level
(at 21 000m)
500
125
Dielectric withstanding voltage in VRMS
at sea level
(at 21 000m)
1500
375
RF testing voltage in VRMS sea level (5 MHz) 1000
mECHANICAL CHARACTERISTICS
Durability
MIL
500 matings
Force to engage and disengage axial
torque
13.6 N max
28.6 Ncm
Coupling nut retention force 445 N
Cable retention force cable 2/50, 2.6/50
cable 5/50, 10 + 11/50
cable .141"
227 N
Center contact retention force 27.2 N
ENVIRONmENTAL CHARACTERISTICS
Temperature range flexible cables
semi-rigid cables
MIL
-65°C + 165°C
-65°C + 105°C
Thermo cycling test MIL STD 202, method 107, condition B
Thermal shock MIL STD 202, method 107, condition B
High temperature endurance MIL STD 202, method 108
Corrosion salt spray MIL STD 202, method 101, condition B
Vibration MIL STD 202, method 204, condition B
Shock MIL STD 202, method 213, condition G
Moisture resistance MIL STD 202, method 106
Hermetic test
MIL STD 202, method 112, condition C
vacuum 10 -6 Hgmm (Torr) leakage rate < 10 -6 atm/cm 3 /s
Barometric pressure Pressure test: 3.5 bars; duration: 2 mn; temperature: 15°C to 25°C
mATERIALS AND PLATING
Materials Platings
Bodies Brass Nickel / BBR
Center contact male
female
Brass
Bronze or heat treated beryllium following QQ-C-530
Gold
Nut Brass
Insulator PTFE
Gasket Silicon Rubber
All dimensions are given in mm.
Test/characteristics
Standard
reference
Values/remarks
CHARACTERISTICS