18W-30 datasheet, PDF - EEWORLD Datasheet

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18W-30: DescriptionFixed Attenuator, 0MHz Min, 12400MHz Max; CategoryWireless rf/communication Radio frequency and microwave; File Size137KB，1 Pages; ManufacturerCobham PLC

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18W-30 Overview

Fixed Attenuator, 0MHz Min, 12400MHz Max

18W-30 Parametric

Parameter Name	Attribute value
Maker	Cobham PLC
Reach Compliance Code	unknow
Other features	BNC, I/P POWER-MAX(PEAK)=250W
Nominal attenuation	30 dB
Characteristic impedance	50 Ω
structure	COAXIAL
Maximum input power (CW)	33.01 dBm
JESD-609 code	e4
Maximum operating frequency	12400 MHz
Minimum operating frequency
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
RF/Microwave Device Types	FIXED ATTENUATOR
Terminal surface	GOLD
Maximum voltage standing wave ratio	1.35

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Model 18W

General Purpose Attenuators

BNC Connectors

dc to 12.4 GHz

2 Watts

TEMPERATURE RANGE:

-55°C to +125°C.

CONNECTORS:

BNC Connectors - mate nondestructively

with MIL-C-39012 connectors.

CONSTRUCTION:

Nickel plated brass connectors, gold

plated Beryllium contacts.

WEIGHT:

100 g (4 oz) maximum

PHYSICAL DIMENSIONS:

Features

o

Attenuation Values from 1 to 10, 20, & 30 dB.

High Frequency, High Performance Design

Wireless Applications -

Optimized for use in

broadband wireless communications bands.

Specifications

NOMINAL IMPEDANCE:

50

Ω

FREQUENCY RANGE:

dc to 12.4 GHz

MAXIMUM DEVIATION OVER FREQUENCY:

Nominal ATTN (dB)

1 -6

7 -10, 20, 30

MAXIMUM SWR:

Frequency (GHz)

dc - 4

4-8

8 - 12.4

SWR

1.25

1.30

1.35

Deviation (dB)

+ 0.40

+ 0.80

NOTE:

All dimensions are given in mm (inches) and are

maximum, unless otherwise specified.

MODEL NUMBER DESCRIPTION:

Example:

18W - XX

Basic

Model

Number

Attenuation

Value (dB)

POWER RATING:

2 watts

average

to 25°C ambient

temperature, derated linearly to 0 watts @ 125°C.

250 watts

peak

(5

µsec

pulse width; 0.2% duty cycle).

34

4/30/02

5305 Spectrum Drive, Frederick, MD 21703-7362 TEL: 301-846-9222, 800-638-2048

web: www.weinschel.com email: sales@weinschel.com

Fax: 301-846-9116

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