MIL-DTL-38449D
3.7.9.1 Temperature altitude conditions. The following are the operating conditions under
which the amplifier must function:
a. Temperature
-54° to +71°C
b. Altitude
0 to 50,000 feet.
3.7.9.2 Non-operating conditions. The following are non-operating conditions which the
amplifier shall withstand with no evidence of adverse effects or malfunctions:
a. Temperature ambient air
-62° to +130°C
b. Altitude
0 to 100,000 feet.
3.8 Electrical components and material.
3.8.1 Receptacle, electrical. The electrical receptacles shall meet the following requirements:
a. Class 1 The electrical receptacle shall mate with an MS3106-18-1S connector.
Connector and keyway shall be located as shown on Figure 1.
b. Class 2 The miniature receptacle shall be in accordance with MS27034H12T12CN.
Connector and keyway shall be located as shown on Figure 1 and mate with
MS24266R12T12SN.
c. Classes 3 and 4 - The miniature receptacle shall be in accordance with M83723-
80H1212N and shall mate with M83723-75R1212N or MS24266R12T12SN (see 6.1. lc). The
connector and keyway shall be located as shown on Figure 1.
3.8.2 Semiconductors. All semiconductors shall be of a silicon material. Use of nonstandard
semiconductor components shall be specifically approved by the procuring activity.
3.8.3 Wiring. All internal wire shall be No. 22 AWG (minimum cross-sectional) in accordance
with NEMH-HP3, type E.
3.8.4 Relays. The relays shall be hermetically sealed, balanced armature, crystal can type in
accordance with MIL-R-5757, and listed on the associated QPL-5757. Relay contacts shall be
rated at 5 amperes resistive and 2.5 amperes inductive.
3.8.5 Input resistance. The unit shall have an input resistance greater than 85K ohms for
positive voltages on pin F/6 for all classes.
3.9 Part numbering of interchangeable parts. All parts having the same manufacturer s part
number shall be functionally and dimensionally interchangeable. The item identification and part
number requirements of ASME-Y14.100, ASME-Y14.24, ASME-Y14.34M, and ASME-
Y14.35M shall govern the manufacturer s part numbers and changes thereto.
14
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business