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P-40 “Long Track”

P-40

Figure 1: “Long Track”
(This photo was shot by kind permission in the armed forces historical museum in Dresden.)

This mobile radar station mounted on the base vehicle 426 U has a maximum range of about 200 nautical miles. The crew consisted man of 6. This radar had the purpose of the target assignment for units of the air defense of the former NVA.

A diesel engine with 12 cylinders was used with a performance of 342 kW (465 hp). The radar station reached a maximum speed of 55 km/h despite an equipment weight of 35 t.

The electronic components of the receive path dates predominantly from the P 37 (90th Version).

The power supply of the equipment was made by a built-in 400 Hz generator which was driven by a strepitous gas turbine.

P-40 “Long Track” Sichtgeräte (click to enlarge: 640·480px = 81 kByte)

Figure 2: P-40 “Long Track” scopes

Beschreibung des Radargerätes; ausgewählte Taktisch-technische Daten
Description of the radar set, tactical-technical characteristics
Description de l'unité de radar, les caractéristiques techniques tactique
Radar birimi, taktik-teknik özellikleri açıklaması
Описание; Основные тактико-технические характеристики (Базы данных)

Specifications
frequency: 2.2 to 2.3 gigahertzes
pulse repetition time (PRT): 2.5 and 1.25 milliseconds
pulse repetition frequency (PRF): 400 and 800 pulses per second
pulsewidth (τ): 2 • 2 microseconds
receive time: 2.49 and 1.24 milliseconds
dead time: none
peak power: up to 2 megawatts
average power: 2 … 3 kilowatts
displayed range: 200 nautical miles
range resolution: 900 ft
beamwidth: 1.5 degrees
hits per scan: > 8
antenna rotation: 4 or 5 seconds

Publisher: Christian Wolff
Text is available under the GNU Free Documentation License, and the
Creative Commons Attribution-Share Alike 3.0 Unported license, additional terms may apply.