KTR-17

KTR-18

 

Features:

 

Made of steel plate. Compact, light in weight and can stand shocks, vibrations and pressure. Full water-proofed.

 

Easy to handle.

 

Easy to carry, requires small space for storage.

 

Excellent floatability with minimum sway.

 

The oscillator unit always sends out powerful radio waves. 
Easy maintenance and inspection of oscillator.

 

The glass fibred antenna pole is strong, water-proof and assures highest efficiency.

 

The battery is world's standard dry battery UM-1.

KTR17: 32 pcs. Unit

KTR18: 36 pcs. unit

 

Function:

 

 

Frequency of transmitted radio waves: As stipulated
 (between 1600KHz-2850KHz)

 

Type of wave: AlA

 

Antenna Power(input): KTR17: Standard 4W

                      KTR18: Standard 10W

 

Code: As stipulated

 

Service range: 60 Miles

 

Timing of transmitted code: Standard: Repetition of 30 sec. transmission and  3 min. rest

 

Duration of oscillations: 
Standard timing 500 Hrs (Battery UM-1D Special)
200 Hrs  (Battery UM-1 Standard)

 

Gross weight: KTR17: 22Kg

              KTR18: 23.5Kg  

 

Total length: KTR17: 905cm   Float: 380 cm/diameter

             KTR18: 835cm   Float: 400 cm/diameter

 

Composition:

 

1. Out case

a)

Body: Steel make with float ring, fastening bolts and rope ring, color tape (To be used according to the frequency), battery case.

b)

Lid: Light alloy casting with antenna socket, lead-in wire, control switch, test switch viewing window.

c)

Float: Polyester foam plastic with vinyl cover and fastening string.

  
2. Oscillator unit

a) 

Transistor power amplifier

b)

Crystal oscillator

c)

Coding mechanism Mechanic auto key or IC circuit

  
3. Antenna pole

Made of glass fiber with 2 sections. Total length 4M.Loading coil poles are classified by colored tape according to the frequencies.

 
4. Battery

KTR17: 32 pieces unit dry-cell UM-1 Voltage: 18V

KTR18: 36 pieces unit dry-cell UM-1 Voltage: 22.5V