Weinschel 53-30-34 Data Sheet

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Revision Date: 12/15/04

Fixed Coaxial Attenuators

NOTE: All dimensions are given in mm (inches) and are

maximum, unless otherwise specified.

MODEL NUMBER DESCRIPTION:

Example:

53 - XX -XX- LIM

Basic
Model
Number

Attenuation

Value (dB)

Connector Options

1st digit is input side
2nd digit is output side

IM Option*

TEST DATA: Insertion loss test data supplied at 0.05, 2.5
GHz. Other test data can be provided at additional cost.

CONNECTORS: Type N connectors per MIL-STD-348
interface dimensions - mate nondestructively with MIL-C­39012 connectors.

Connector Options

Type/Description

3 Type N, Female
4 Type N, Male

CONSTRUCTION: Aluminum alloy body, gold plated
beryllium copper contacts.

WEIGHT: 3,640 g (8 lbs.) maximum
PHYSICAL DIMENSIONS:

Features

o Quality connectors with special high temperature

support beads.

o Designed to meet environmental requirements of

MIL-A-3933.

o Flexible Mounting Position - The units may be

mounted in horizontal (fins up) or vertical position.

o Low Intermodulation Distortion Option.

Specifications

NOMINAL IMPEDANCE: 50 Ω
FREQUENCY RANGE: dc to 2.5 GHz

Model 53 dc to 2.5 GHz
High Power Fixed Coaxial Attenuator 500 Watts

Convection Cooled

Frequency (GHz) 53 53 LIM
dc - 2.5 1.10 1.15

MAXIMUM SWR:

Connector DIM A
N Male 22.9 (0.90)
N Female 15.0 (0.59)

*Add -LIM for Low Intermodulation option. Option only available in 10,

20, 30 and 40 dB and is not available through Express.

Mounting Holes- 10-32
UNF-2B x 0.44 MIN
Depth, 4 Holes

Nominal ATTN (dB) Deviation (dB)

53 53 LIM

3, 6 +

1.00 - - -

10, 20, 30, 40 +

1.00 + 1.20

MAXIMUM DEVIATION OVER FREQUENCY:

3rd ORDER INTERMODULATION (53-XX-XX-LIM ONLY):

Reflected Levels (IM3), -100 & Through Levels (IM3), -110
dBc with two input signals @ 869 MHz and 891 MHz with
average carrier power levels of +43 dBm each.

POWER RATING (mounted horizontally with fins
vertical): 500 watts average (unidirectional) to 35°C

ambient temperature, derated linearly to 50 watts @ 125°C.
10 kilowatt peak (5 µsec pulse width; 2.5% duty cycle).
Maximum power rating into output port is 45 watts average.
Note: 3 dB units are rated for 750 Watts average (unidi-
rectional) into the input and 250 Watts average
(maximum) into the output port.

POWER COEFFICIENT: <0.0001 dB/dB/watt
TEMPERATURE COEFFICIENT: <0.0004 dB/dB/°C
TEMPERATURE RANGE: -55°C to 125°C

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