Fixed Coaxial Attenuators
Model 73
High Power Fixed Coaxial Attenuator
Type N Connectors
dc to 8.5 GHz
100 Watts
RoHS
EXPRESS
800-542-4457
www.argosysales.com
POWER RATING (mounted horizontally with fins
vertical):
100 watts
average (unidirectional)
to 35°C
ambient temperature, derated linearly to 10 watts @ 125°C.
Note: 3 dB model can handle 200 Watts
average (unidi-
rectional).
5 kilowatt
peak
(5
μsec
pulse width; 1.0% duty
cycle). Maximum power rating into output port is 20 watts
average.
POWER COEFFICIENT:
<0.0003 dB/dB/watt
TEMPERATURE COEFFICIENT:
<0.0004 dB/dB/°C
TEMPERATURE RANGE:
-55°C to 125°C
TEST DATA:
Insertion loss test data supplied at 0.05, 4.0,
and 8.5 GHz. Other test data can be provided at
additional cost.
CONNECTORS:
Type N connectors per MIL-STD-348
interface dimensions - mate nondestructively with MIL-C-
39012 connectors.
Connector Options
3
4
Features
o
o
o
Compact Construction
- Lowest size/power ratio.
Quality connectors with special high temperature
support beads.
Designed to meet environmental requirements of
MIL-DTL-3933.
Specifications
NOMINAL IMPEDANCE:
50
Ω
FREQUENCY RANGE:
dc to 8.5 GHz
Type/Description
Type N, Female
Type N, Male
MAXIMUM DEVIATION OVER FREQUENCY:
Nominal
ATTN (dB)
3, 6, 10, 20, 30
40
MAXIMUM SWR:
Deviation (dB)
dc-4 GHz
4 - 8.5 GHz
+ 0.75
+ 0.50
+ 0.75
+ 1.00
CONSTRUCTION:
Aluminum alloy body, stainless steel
connectors; gold plated beryllium copper contacts.
WEIGHT:
1130 g (2 lbs, 8 oz.) maximum
MODEL NUMBER DESCRIPTION:
Example:
73 - XX - XX
SWR
1.25
1.35
Basic
Model
Number
Attenuation
Value (dB)
Connector Options
1st digit is input side
2nd digit is output side
Frequency (GHz)
dc - 4
4 - 8.5
PHYSICAL DIMENSIONS:
NOTE:
1. All dimensions are given in mm (inches) and are maximum, unless otherwise specified.
2. Unit available with RoHS compliant materials, specify when ordering.
Connector
N Male
N Female
DIM A
22.9 (0.90)
15.0 (0.59)
52
5305 Spectrum Drive, Frederick, MD 21703-7362 TEL: 301-846-9222, 800-638-2048 Fax: 301-846-9116
web: www.aeroflex.com/weinschel email: weinschel-sales@aeroflex.com
Revision Date:
1/28/09
