MIL-DTL-23806/1D
ENGINEERING INFORMATION:
Continuous working voltage:
RG-231A/U
RG-334/U
RG-331/U
RG-335/U
1,960 V rms, max.
2,400 V rms, max.
Frequency range: 10 GHz, maximum.
Power rating: See figure 2.
Operating temperature range: -55°C to +85°C.
REQUIREMENTS (RG-231A/U and RG-331/U):
Design and construction: See figure 1.
Impedance: 50 + 1.
Capacitance: 25 pF/ft, nominal.
Velocity of propagation: 81 + 2 percent.
Dielectric strength (at 60 Hz): 3,500 V rms, minimum.
Dielectric constant: 1.5, nominal.
Attenuation: See figure 2.
REQUIREMENTS (RG-334/U and RG-335/U):
Design and construction: See figure 1.
Impedance: 75 + 2.
Capacitance: 17 pF/ft, nominal.
Velocity of propagation: 81 + 2 percent.
Dielectric strength (at 60 Hz): 4,300 V rms, minimum.
Dielectric constant: 1.5, nominal.
Attenuation: See figure 2.
REQUIREMENTS (All cables):
The attenuation measurement for all cables is tested at 30 MHz, 400 MHz and 3 GHz; maximum
attenuation is not to exceed 0.53 dB, 2.19 dB and 7.0 dB per 100 feet.
Voltage standing wave ratio (VSWR): See table I.
TABLE I. Voltage standing wave ratio.
Frequency range
Initial
After temperature
After cooling
(MHz)
(maximum)
cycling
(maximum)
(maximum)
500 to 2000
1.15
1.18
1.18
2000 to 5000
1.20
1.25
1.25
5000 to 10,000
1.30
1.35
1.35
Temperature cycling and bending test: Coiling mandrel, 15 inches in diameter, maximum.
2
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