8. Cleaning Inspect the exterior of the equipment. The exterior surfaces should be clean, and free of dust, dirt, grease, and fungus. a. Remove dust and loose dirt with a clean soft cloth. Warning: Cleaning compound is flammable and its…Historic48 pagesComms Signal
The three ranges provided for resistance measurements are 0 to 1,000 ohms, 0 to 100,000 ohms, and 0 to 10,000,000 ohms (10 megohms). All ranges use a constant-resistance ohmmeter circuit, with a 1.5-volt internal battery for the two lower…Historic52 pagesComms Signal
Section I. GENERAL 1. Scope This technical manual is published for the information and guidance of the personnel to whom this equipment is issued. It contains information for the installation, operation, maintenance, and repair of Keyer…Historic49 pagesComms Signal
Section Il. DESCRIPTION AND DATA 3. Purpose and Use Dummy Antenna TS—235/UP provides a power absorbing ter- mination for the r-f (radio-frequency) transmission line of a radar set operating in the frequency range of 500 to 1,500 mc…Historic40 pagesComms Signal
1. Scope a. This manual covers field and depot main- tenance of Radio Set AN/TPS—-1D. Complete coverage for this equipment includes two other manuals as follows: (1) Radio Set AN/TPS-1D, Operator's Manual (TM 11-1167-10). (2) Radio Set…Historic466 pagesComms Signal
HIGH VOLTAGE is used in the operation of the radio equipment. DEATH ON CONTACT may .result if personnelfail to observe safety precautions. Be careful to avoid contact with high-voltage circuits or 115-volt a-c input connections while…Historic96 pagesComms Signal
PART ONE INTRODUCTION 1. GENERAL. a. Purpose. The echo box (fig. 1) is a resonant-cavity device designed to simplify the tuning and checking of radar equipment as follows: (1) It provides an artificial or "phantom" target which may be used…Historic41 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, hammers, crow bars, heavy tools. . 2. Cut — Use axes, handaxes,…Historic33 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
WARNING HIGH VOLTAGE is used in the operation of this equipment. DEATH ON CONTACT may result if operating personnel fail to observe safety precautions.Historic136 pagesComms Signal
Section I. 1. Scope a. This manual contains instructions for the installation, operation, and organizational maintenance of Radar Set AN/MPQ-4A (fig. 1). It presents an explanation of the chief func- tions of each major group of components…Historic174 pagesComms Signal
Section 1-1. Scope a. This manual covers organizational mainte- nance of the electronic equipment configuration in Army model YUH-1D, helicopters serial num- bers 60-6028 through 60-6034 and model UH-1D/H serial numbers 62-2110 through…Historic327 pagesComms Signal
Section I. 1-1. Scope a. This manual covers maintenance of the electronic equipment configuration in Army model AH-1S Helicopter, serial numbers 76-22567 through 76-22610, 76-22692 through 76-22713, and 77-22729 through 77-22810. The…Historic122 pagesComms Signal
This cover must be replaced after wire connections made, in order to make the unit resistant to. driving rain. The various binding * * * half of tl*e chassis panel. The unit, which is provided with an adjustable carrying strap, is…Historic91 pagesComms Signal
Covers Telephone Repeater TP-14, a two-way voice-frequency amplifier used to provide amplification on field telephone wire circuits.Historic20 pagesComms Signal
WAR DEPARTMENT TECHNICAL MANUAL T M 11-2019 TEST SET 1-49 WAR DEPARTMENT . 12 AUGUST 1944 RESTRICTED. DISSEMINATION OF RESTRICTED infermotion contained in restricted documents and the essential characteristics of restricted material may be…Historic52 pagesComms Signal
Corina A th ane oe Mey Sick, Ss hs WAR DEPARTMENT TECHNICAL MANUAL TM 11-2036 TEST SET I-181 Pee DEPARTMENT. "30 AUGUST. 1944 RESTRICTED. DISSEMINATION OF RESTRICTED MAT- TER. The information contained in restricted documents and the…Historic40 pagesComms Signal
Par. 1-5 SECTION I DESCRIPTION 1. PURPOSE. a. The 13A (SPL) Transmission Measuring Set is designed for use in making transmission measurements where portable apparatus is required to measure received testing power. b. The 183A (SPL)…Historic40 pagesComms Signal
WAR DEPARTMENT TECHNICAL MANUAL TM 11-2050 TEST SET ]-48-B WAR DEPARTMENT 14 OCTOBER 1944 RESTRICTED. DISSEMINATION OF RESTRICTED MATTER. The information contained in restricted documents and the essential characteristics of restricted…Historic31 pagesComms Signal
No person is entitled solely by virtue of his grade or position to knowledge or possession of classified matter. Such matter is en trusted only to those individuals whose official duties require such knowledge or possession. (See also…Historic53 pagesComms Signal
1. Scope. This appendix lists only basic issue items required by the crew/operator for installation, operation, and maintenance of Test Set TS-27B/TSM. 2. General. This Basic Issue Items and Items Troop Installed or Authorized List is…Historic136 pagesComms Signal
RESTRICTED SECTION I DESCRIPTION 1 . GENERAL a. Telephone TP-9 (fig. 1) is a portable telephone set designed to provide communication over greater distances than those ob tained with ordinary local battery sets. This is made possible by…Historic89 pagesComms Signal
Covers Test Set I-142 and Test Set I-142-A, portable telephone test sets, including description, installation, operation, and maintenance.Historic152 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
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