MIL-DTL-3933/18H
ENGINEERING DATA:
Operating frequency range: DC to 12.4 GHz and DC to 18 GHz.
Test frequency ranges for SWR and attenuation measurements, measured or recorded, when using an Automatic
Network Analyzer (ANA) or equivalent test equipment:
100 MHz (or lower) to 12.4 GHz for dash numbers 01 through 20;
100 MHz (or lower) to 18.0 GHz for dash numbers 21 through 24.
Basic test frequencies for sensitive measurements like connector repeatability, temperature sensitivity, power
sensitivity and any other measurements where a `delta specification is imposed: 6.0 GHz for dash numbers 01
through 20; 8.0 GHz for dash numbers 21 through 24.
Operating temperature range: -55°C to +125°C.
Maximum weight: See table I.
REQUIREMENTS:
Dimensions and configuration: See figure 1 and table I.
Nominal impedance: 50 ohms.
Attenuation: See table I.
Stability and sensitivity:
Maximum change in attenuation after:
up to 10 dB, inclusive (dB)
over 10 dB (dB/dB)
Temperature change or thermal shock
0.05
0.005
Vibration or shock
0.1
0.01
Moisture resistance or salt spray
0.2
0.02
Peak power
0.05
0.005
Frequency sensitivity, maximum: 0.1 dB/dB/GHz.
Temperature sensitivity of attenuation, maximum: 0.0004 dB/dB/°C.
Power: See table I.
Power sensitivity for full input power, maximum: 0.005 dB/dB/Watt.
VSWR: See table I.
Terminal connectors: The series N connectors shall meet the interface dimensions of MIL-PRF-39012. There shall
be a male plug on one end and a female plug on the other end.
Connector repeatability, maximum variation in attenuation: 0.02 dB.
Part or Identifying Number (PIN): M3933/18- (and dash number from table I with three device level designators are
space level (T), screened (S) and non-screened (N) options).
Supersession data: See table III.
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