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|  MIL-S-17000N(SH)
3.6.17 Synchro signal converter. Where a synchro signal converter is
specified in the ATDP, it shall be in accordance with requirement 16 of
MIL-STD-1657, and conform to the requirements of MIL-C-24105.
3.6.18 Test equipment.
3.6.18.1 Meters. Voltmeters and voltmeter switch panels on switchboards
shall be in accordance with requirement 10 of MIL-STD-1657.
3.6.18.1.1 Frequency meters shall be MR49W60BH or MR49W400DH in accord-
ance with MIL-M-16125, except frequency meters for measuring type 111 power
frequency as described in DOD-STD-1399, section 300. Frequency meters for
measuring type 111 power frequency shall be type MR49W41AFH or MR49W42AFH in
accordance with MIL-M-23167.
3.6.18.2 Fuse tester. When specified in the ATDP, a fuse tester in
accordance with requirement 12 of MIL-STD-1657 shall be installed in each
switchboard.
3.6.18.3 Relay tester. When specified in the ATDP, a relay tester
incorporating facilities to test each type of DPDT or 4PDT plug-in relay used
in a switchboard shall be installed. Features and arrangement shall be in
accordance with requirement 13 of MIL-STD-1657.
3.6.18.4 Bus selector switches. Bus selector switch panels on switchboard
shall be in accordance with requirement 9 of MIL-STD-1657.
3.6.19 Telephone jack box. One telephone jack in accordance with Drawing
9000-S6501-74120, when specified in the ATDP, shall be provided. It shall be
located on the lower panel (kick plate) of the center section of an odd numbered
multiple section switchboard and on the section to the right of center on all
even numbered multiple section switchboards (when viewed from the front of the
switchboard).
3.6.20 Wire.
3.6.20.1 Wire type. Wire type shall be in accordance with the requirements
specified in 3.6.20.1.1 through 3.6.20.1.4. Wire, except coaxial cables, shall
be of at least 19 strand.
3.6.20.1.1 Wire shall be in accordance with MIL-W-16878 and MIL-W-16878/17
(with outer jacket), or MIL-W-16878/18 (with or without outer jacket), or with
MIL-W-16878/19, or as specified herein.
3.6.20.1.2 Single conductor shielded wire for radio frequency applications
shall be coaxial cable in accordance with MIL-C-17.
3.6.20.1.3 Two- and three-conductor unshielded twisted cables shall be
similar to types 2S.J and 3SJ in accordance with MIL-C-915/60 without the
shielding braid, fillers, and outer jacket.
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