Radio Sets SCR-193-D,-G,-H,-J,-K
KB,-KW,-L,-M,-P,Q,-R,-S,-T,and U
Year 1942 

Radio Set SCR-193-(*) is made up of Radio Transmitter BC-191-(*), Radio Receiver BC-312-(*), Dynamotor BD-77-(*), and additional components required for installation in the vehicle concerned. It is designed for installation in various type vehicles for the purpose of providing communication either while stationary or moving. Although all the models of Radio Sets SCR-193-(*) are basically alike, special parts are required in different installations because of varying vehicular requirements. The differences in these special components are the only differences between the models. The symbol (*) used after basic nomenclature refers to certain specific models of the equipment. Thus Radio Sets Radio Sets SCR-193-D,-G,-H,-JK-kB,-KW,-L,-M,-P,Q,-R,-S,-T,and U

 The Radio Set SCR-193-(*) Installed In:

-D     Car, Scout, M3A1
-G     Car, Half -Track, M2, M2A1
-H     Carrier, personnel, Half -Track M3
-J       Truck, Carryall, ¾-ton, 4x4
-K      Truck, ¼-ton, 4x4
-KB   Truck, ¼-ton, 4x4
-KW  Truck, ¼-ton, 4x4
-L      Truck, Anphibian, ¼-ton, 4x4
-M     Car, Half-Track, M9A1
-P      Car, Armored, Light, M8, 6x6
-Q      Truck, Command, ¾-ton, 4x4
-R      Car, Half-Track, M3A2
-S      Carrier, Cargo, M29
-T      Carrier, personnel, Half-Track, M3A1, M5, M5A1
-U     Truck, Weapons Carrier, ¾-ton, 4x4

Type of transmitter: master-oscillator, Power amplifier (mopa)
Type of modulation: amplitude
Power output: 75 watts (approx)
Frequency range: 1,500 kc to 6,200 kc
     Tunning Unit TU-5-(*) 1,500 kc to 3,000 kc
     Tunning Unit TU-6-(*) 3,000 kc to 4,500 kc
     Tunning Unit TU-7-(*) 4,500 kc to 6,200 kc
Type of signals transmitted: c-w, tone, and voice
Metod of modulation: plate (high-level)
Sidetone: c-w, tone, and voice
Primary power supply: 12-volt storage battery
Antenna type: vertical rod
Distance range: Stationary Moving
    Cw:  60 miles 30 miles
    Tone: 40 miles 20 miles
    Voice: 20 miles 15 miles
Number of tubes used:  5

Technical Characteristics
Radio Receiver BC-312-(*)

Type of receiver: superheterodyne
Type of signals: c-w, tone, and voice
Frequency range: 1,500 kc to 18,000 kc
Intermediate frequency: 470 kc
Power supply: 12 volt, 2.7 amp
Number of tubes:  9
 

For more details on BC-312-(*) and BC-191-(*) please see directly BC-312 and BC-191