Operation Manual

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11-9

１１

11.10 TRANSMITTER-RECEIVER UNIT（NTG-3028）

(1) Dimensions ：Height 461 × Width 460 × Depth 227 (mm)

(2) Structure ：Wall Mount Drip Proof

(3) Mass ：Approx. 19kg

(4) Transmitting Frequency ：9410±30MHz

(5) Peak Power ：25kW

(6) Transmitting Tube ：Magnetron［M1568B(J)］

(7) Pulse Width /

Repeatition Frequency ：0.07µs/1900Hz （0.125,0.25,0.5NM）

0.07µs/1900Hz （0.75NM） By change over

0.15µs/1900Hz switch

0.1 µs/1900Hz

0.2 µs/1900Hz (1.5NM) By change over

0.3 µs/1900Hz switch

0.2 µs/1900Hz

0.3 µs/1900Hz (3NM) By change over

0.6 µs/1100Hz switch

0.6 µs/1100Hz (6,12NM) By change over

1.2 µs/570Hz switch

1.2 µs/570Hz (24,48,96,120NM)

(8) Modulation ：Solid States Modulation circuit

(9) Duplexer ：Circulator + TRHPL

(10) Front End Module ：Built-in

(11) Intermediate Frequency

Amplifier ：Intermediate Frequency：60MHz

Band Width：20/6/3MHz

Gain：More than 90dB

Amplifying Characteristics：Logarithmic Amplifier

(12) Overall Noise Figure ：7.5dB (Average)

(13) Tuning ：Manual/Auto