MIL-PRF-39012/57H
Center contact retention:
Axial force: 6 pounds (26.69 N), minimum axial force. Applicable to captivated center contacts only.
Radial torque: Not applicable.
Corrosion (salt spray): In accordance with MIL-STD-202 method 101, test condition B.
Voltage standing wave ratio (VSWR): From 500 MHz to 12.4 GHz, or approximately 80 percent of the
upper cutoff frequency of the cable, whichever is lower.
Cable group
VSWR
I
1.20 + 0.025 (F) GHz
II, IIa, III, IV
1.15 + 0.02 (F) GHz
VI, VIa, VIb
1.15 + 0.01 (F) GHz
Swept frequency VSWR test setup:
Item 6: VSWR shall be less than 1.025 +.002F (F in GHz).
Item 16: VSWR shall be less than 1.025 +.002F (F in GHz).
Second step of VSWR checkout procedure VSWR shall be less than 1.080 +.005F (F in GHz).
Group B inspection: Use step 5, long cable method.
Qualification and group C inspection: Use step 5, long cable method.
Connector durability: 500 cycles minimum at 12 cycles per minute maximum. The connector shall
meet mating characteristics and force to engage and disengage requirements.
Contact resistance: In milliohms, maximum.
Initial
After environment
Center contact:
3.0
4.0
Outer contact:
2.0
Not applicable
Braid to body:
.5
Not applicable
NOTE: Five milliohms are permissible for passivated steel bodied connectors (braid to body only).
Dielectric withstanding voltage at sea level: In accordance with MIL-STD-202, method 301.
V rms
Cable group
I
500
II, IIa, III, IV
750
VI, VIa, VIb
1,000
Vibration, high frequency: In accordance with MIL-STD-202, method 204, test condition D.
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