BNC
Specifications
Amphenol®
ELECTRICAL
MECHANICAL
ENVIRONMENTAL
Impedance
50 ohms nominal ■
Mating
2-stud bayonet
coupling per M39012
Temperature range
TFE insulators:
- 65°C to + 165°C
Copolymer of Styrene:
- 55°C to + 85°C
Frequency range
Voltage rating
0-4 Ghz w/low reflection
500 volts peak
Cable affixment
(braid or jacket)
All crimps: hex braid
crimp.
Dielectric
withstanding voltage
1,500 volts rms.
Weatherproof
Clamps with clamp
gaskets.
Crimps with heat-shrink
tubing.
Clamps: screw-thread
nut and braid clamp.
VSWR
M39012 straight
connectors:
1.3 max. 0-4 GHz
Cable affixment
(center conductor)
Crimps: crimp or solder
All others: solder only
Hermetic seals
Shock
Pass helium leak test of
-8
Captivated
contact
All crimps
Others: where specified.
2 X 10 cc/sec
M39012 right angle:
1.35 max. 0-4 GHz
MIL-Std. 202 method
202
Cable retention
Crimps: 20-100 lbs.
All others: 30-70 lbs.
Other (MIL-C-39012
cable connectors)
Contact resistance:
center contact 1.5
milliohm
Vibration
MIL-Std. 202 method
204 (test cond. D)
MATERIAL
outer contact 0.2
milliohm
Moisture resistance
Corrosion
MIL-Std. 202 method
106
Center contacts
Male: brass
Braid to body 0.1
milliohm
Female: Beryllium
copper or phosphor
bronze. Silver or gold
plated
MIL-Std. 202 method
101 (test cond. B)
RF leakage: - 55 dB
minimum at 3 GHz
Temperature
cycling
MIL-Std. 202 method
102 (test cond. D)
Other metal parts
Insulators
Brass,
Nickel finish
except M39012 silver.
Insertion loss: 0.2 dB
maximum at 3 GHz
Altitude
MIL-Std. 202 method
105 (test cond. C)
Insulation resistance:
5000 megohms (min.)
TFE; copolymer of
styrene, glass-TFE
(hermetically sealed)
MILITARY SPECIFICATIONS
MIL-C-39012
Where applicable
Clamp gaskets
Crimp ferrule
Synthetic rubber,
Silicone rubber
NOTE: These characteristics are typical and may not
apply to all connectors.
Copper / Brass
■■Also see 75 ohm BNC connectors in the following
section
PLUG
JACK
REF PLANE
.414 MIN
.188/.208
.210/.230
.208/.228
.006 MIN
.186/.206
.378/.382
.327/.333
.385/.390
.256 MAX
Å.322 MAX
.190 MIN
.432/.436
.346/.356
.319/.321
.186 MAX
.015/.030
.075/.081
.006 MAX
.003 MIN
REF PLANE
.052/.054
.204/.208
55 /65
1
/4
.081/.087
.195
MIN
.327/.335
.025 MAX
.081/.087
.081/.087
.078 MIN
.195
MIN
Amphenol Corporation Tel: 800-627-7100
www.amphenolrf.com
107
AMPHENOL [ Amphenol ]
