Covers operation, maintenance, and testing of CV-182/GRC-26A series frequency shift converters and PP-712/GRC-26A series power supplies.Historic176 pagesComms Signal
To prevent the enemy from using or salvaging this equipment for his benefit. WHEN — When ordered by your commander. • HOW — 1. Smash—Use sledges, axes, handaxes, pickaxes, ham mers, crowbars, heavy tools. 2. Cut—Use axes, handaxes,…Historic47 pagesComms Signal
Covers Radio Sets SCR-210 and SCR-245 series, including description, employment, operation, and functioning of components.Historic159 pagesComms Signal
Section GENERAL 1. Scope a. These instructions are published for the infor- mation and guidance of all personnel to whom Gaso- line Engine Generator Set PU-107/U is issued. The instructions include complete information for oper- ating,…Historic178 pagesComms Signal
a make contact of the line jack to com- plete the circuit to ground for the oper- ation of relay 2. A make contact of relay 2 completes the trunk loop through windings (8-7 and 6-5 in series) of the repeating .coil to signal the distant…Historic120 pagesComms Signal
Operator manual for Radio Sets AN/VRC-12, AN/VRC-43 through -49 used without intercom, covering description, controls, operation, and troubleshooting.Archive180 pagesComms Signal
WARNING HIGH VOLTAGE is used in the operation of this equipment DEATH ON CONTACT may result if operating personnel fail to obserye safety precautions. Be careful not to contact high-voltage connections or 115-volt input connections when…Historic437 pagesComms Signal
ais manual lists spares and repair parts; special tools; special est, measurement, and diagonistic equipment (TMDE), and ther special support equipment required for performance of rganizational maintenance of the AN/VRC-12 Series. It…Historic124 pagesComms Signal
REGO DION ee eae Security or digital data equipment. Transmission and reception power requirements: Transmission Reception Type of modulation Transmitter output power Type of squelch Distance range Types of antennas: Short antenna Voice…Historic114 pagesComms Signal
Test Procedure With the test equipment connected as shown in figure 20, adjust controls to perform tests as follows: a. Adjust Meter Test. (1) Turn the TS-268E/U meter selector switch to the ADJ MTR. (2) Press the PUSH TO OPERATE switch.…Historic77 pagesComms Signal
Covers Receiver-Transmitters RT-66/GRC, RT-67/GRC, and RT-68/GRC, including operation, maintenance, and modification work orders.Historic28 pagesComms Signal
Throw key switch (S-5) to TALK position (nonlocking) for talking to the distant facsimile operator. The motor receives power and may be running in this position. Caution: The talk-back circuit will not function over a radio circuit which…Historic130 pagesComms Signal
Operation and organizational maintenance of Telephone Set TA-1/PT, a sound-powered field telephone with buzzer and visual call signaling.Historic58 pagesComms Signal
supplied for the initial operation of the equipment. Under "Running Spares and Accessories" the quan- tities listed are those issued initially with the equipment as spare parts. The quantities are authorized to be kept on hand by the…Historic40 pagesComms Signal
To prevent the enemy from using or salvaging this equip ment for his benefit. WHEN — When ordered by your commander. HOW — 1. Smash —Use sledges, axes, handaxes, pickaxes, ham mers, crowbars, heavy tools. 2. Cut axes, handaxes, machetes.…Historic163 pagesComms Signal
TM 11-231 1-8 SIGNAL CORPS SECTION I GENEKAL Paragraph Purpose 1 Description 2 Characteristics 3 Transportation 4 1. Purpose.—The radio sets SCR-178 and SCE-179 are intended for point-to-point and ground-to-plane communication between…Historic44 pagesComms Signal
4. PACKAGING DATA. Each Vibrator Pack PP-68/U is packed in an individual card board carton 12-V2 inches high, 10 Miches wide, and 10 inches deep. The weight of each packed unit is 24-Vfc pounds. The spare, vibrator is wrapped in corrugated…Historic43 pagesComms Signal
Dee ee, eV er, NAT Te ERCATONG! G2A 1: AGAIN eG TM 11-4049 PANORAMIC ADAPTOR BC-1032-A REPAIR INSTRUCTIONS Wa R ieee eA te Reed os ME NT ° Dee Gaba Meebo RK 1, 9-45) WARNING: The material forming the subject matter of this manual is the…Historic65 pagesComms Signal
Figure 1. Telephone Switchboard SB-55/F TC. (Telephone switchboard SB-55A/FTC is identical except that it includes a switch located on the wpper right front panel for controlling the heater units.).Historic68 pagesComms Signal
This manual, together with FM. 11-21 (when published), supersedes FM 11-20, Organizations and Operations in the Corps, Army, Theater of Operations, and GHQ, 11 November 1940, including C1, 12 Juhc 1941. SECTION I GENERAL I. Purpose The…Historic76 pagesComms Signal
4. Description of Components a. Case (fig. 2). An olive-drab-finished wooden case contains and protects the parts of the battery tester. A nonremovable cover is hinged to the case. A composition gasket is assembled to the upper edge of the…Historic33 pagesComms Signal
1. Scope a. This appendix lists items supplied for initial operation and for running spares. The list includes tools, accessories, parts, and material issued as part of the major end item. The list includes all items authorized for basic…Historic108 pagesComms Signal
FM 3-12 provides Army doctrine for cyberspace operations, electromagnetic warfare, and cyberspace electromagnetic activities as part of a combined arms approach to achieve objectives across the competition continuum. FM 3-12 provides…Current238 pagesComms Signal
Communications and information systems (CIS) support collecting, processing, and exchanging information. CIS automate routine functions, freeing commanders and staffs to focus on the aspects of command and control that require experience,…Current193 pagesComms Signal
Communications and information systems (CIS) support collecting, processing, and exchanging information. CIS automate routine functions, freeing commanders and staffs to focus on the aspects of command and control that require experience,…Archive193 pagesComms Signal
TM 11-5815-244-12/TO 31W4-2FGC-351 Section 11. DESCRIPTION AND DATA 1-5. Purpose and USE (Except AN/FGC-161 and AN/FGC-162). a. The teletypewriter set has facilities for the transmission, monitoring, and reception of messages in…Archive122 pagesComms Signal
TM 11-5820-498-12 1-3.4. Demolition to Prevent Enemy Use For instruction to prevent enemy use of the equipment, refer to TM 750-244-2. 1-3.5. Hand Receipt Technical Manual A Hand Receipt Technical Manual, TM 11-5820-498-12-HR, is…Historic166 pagesComms Signal
In case of electric shock, shut off the high voltage at once and ground the circuits. If the high voltage cannot be turned off without delay, free the victim from contact with the live conductor as promptly as possible. Avoid direct…Historic304 pagesComms Signal
Hydride Charges M1/-305/TM or ML-305A/TM or with Calcium Hydride Charges ML-305/TM or ML-305A/TM in combination with Calcium Hydride Charges ML-304/TM or ML-304A/TM to produce hydrogen gas necessary to inflate 350-gram balloons. 6. &.…Historic51 pagesComms Signal
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