Fixed Coaxial Attenuators
Model 65
High Power, N or SMK Connectors
Conduction/Convection Cooled
dc to 2.5 GHz
150 Watts
POWER RATING 150 watts average (unidirectional), 10
kilowatts peak (5 μsec pulse width; 0.75 % duty cycle) with
case temperature held within 100 °C maximum with appro-
priate convection cooling and/or conductive heat sink.
Maximum power rating into output port is 20 watts average.
POWER COEFFICIENT: <0.0001 dB/dB/watt
TEMPERATURE COEFFICIENT: <0.0004 dB/dB/°C
TEMPERATURE RANGE: -55°C to 100°C (case temp.)
Features
TEST DATA: Swept data plots of attenuation and SWR
from 50 MHz to 2.5 GHz.
o
o
Compact Construction - Lowest size/power ratio.
Flexible Mounting Position - The units may be
mounted in horizontal (fins up) or vertical position.
CONNECTORS: Type N connectors per MIL-STD-348
interface dimensions - mate nondestructively with MIL-C-
39012 connectors. SMK (2.92mm) connectors - mate
nondestructively with SMA per MIL-C-39012, 3.5mm, SMK,
and other 2.92mm connectors.
o
Rugged Construction - Quality connectors with
special high temperature support beads.
Options Description
Options
Description
Type N Female
Type N Male
Specifications
NOMINAL IMPEDANCE: 50 Ω
FREQUENCY RANGE:
1
2
SMK Female
SMK Male
3
4
dc to 2.5 GHz
CONSTRUCTION: Aluminum alloy body, stainless steel
connectors; gold plated beryllium copper contacts.
MAXIMUM DEVIATION OVER FREQUENCY:
WEIGHT: 850 g (1 lbs., 14 oz.) maximum
Nominal ATTN (dB)
3, 6, 10, 20, 30
Deviation (dB)
MODEL NUMBER DESCRIPTION:
Example:
+ 1.00
MAXIMUM SWR:
Frequency (GHz)
dc - 2.5
65 - XX - XX
SWR
1.20
Connector Options
1st digit is input side
2nd digit is output side
Attenuation
Value (dB)
Basic
Model
Number
PHYSICAL DIMENSIONS:
Connector
N Male
N Female
DIM A
22.9 (0.90)
15.0 (0.59)
Connector
2.92mmꢀMale
2.92mm Female 12.7 (0.50)
DIM A
14.0 (0.55)
NOTE: All dimensions are given in mm (inches) and are maximum, unless otherwise specified.
63
5305 Spectrum Drive, Frederick, MD 21703-7362 s TEL: 301-846-9222, 800-638-2048 s Fax: 301-846-9116
web: www.aeroflex.com/weinschel s email: weinschel-sales@aeroflex.com
Revision Date: 9/30/2012