Primary Radar - Ichiji Radar

Japanese: 一次レーダー - いちじれーだー
Primary Radar - Ichiji Radar

…Radars are classified according to the shape of the transmitted and received signals, as shown in Figure 1. There are primary radars and secondary radars. The former is a radar that uses the transmitted radio waves reflected back by the target, while the latter is a radar that uses the radio waves re-emitted by the target, such as a friend-or-foe identification device. …

*Some of the terminology used to refer to "primary radar" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…レーダーは送受信信号の形状によって図1のように分類される。レーダーには一次レーダーと二次レーダーがある。前者は送信した電波が目標によって反射され戻ってくる電波を利用するレーダーであり,後者はたとえば敵味方識別装置などのように目標が再放射する電波を利用するレーダーである。…

※「一次レーダー」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

<<:  Isuka Burial Mounds

>>:  Primary coolant

Recommend

Mörike - Eduard Mörike

German poet. Born in Ludwigsburg. After attending...

P'algwanhoe (English name)

A Buddhist event held in Korea, mainly in Goryeo. ...

anode

In a battery or electrolysis, a reaction occurs a...

Rinnoji Palace Headquarters

He was the head of Nikkozan, the kanrei of Toeizan...

Akatachi (English spelling) bandfishes

A general term for marine fishes belonging to the...

Pe-Ce fiber

Chlorinated polyvinyl chloride fiber created by IG...

Hartree approximation

An approximation method for dealing with many-part...

Okinawa Trap Spider - Okinawa Trap Spider

...The family Antrodiaetidae is found only in Jap...

Shosagoto - Shosagoto

It means dance or dance drama. It is the same as ...

Yokokawa Pass - Yokawa Pass

In the Middle Ages, Kokamiseki was located in Saka...

Cargo plane - Kamotsuki

An aircraft dedicated to transporting cargo. Both...

Swallow - Engo

[Noun] The chirping of swallows. ※Bunka Shureishu ...

The Rothschilds

A Jewish international financial conglomerate. It...

IEP - IEP

Please see the "International Energy Program...

Kushiro coalfields

The coalfields are located in the eastern part of...