Fixed Coaxial Attenuators
Model 69A
Bi-directional Design, SMA Connectors
dc to 18.0 GHz
5 Watts
RoHS
POWER RATING (mounted horizontally):
5 watts
aver-
age (bi-directional)
to 25°C ambient temperature, derated
linearly to 0.5 Watt @ 125°C. 500 watts
peak
(5
μsec
pulse
width; 0.5% duty cycle).
www.argosysales.com
800-542-4457
EXPRESS
POWER COEFFICIENT:
<0.003 dB/dB/watt
TEMPERATURE COEFFICIENT:
<0.0004 dB/dB/°C
TEMPERATURE RANGE:
-55 °C to 125 °C
TEST DATA:
Swept data plots of attenuation and SWR
from 50 MHz to 18 GHz is available at additional cost.
CONNECTORS:
SMA connectors per MIL-STD-348 inter-
face dimensions - mate nondestructively with SMK, 3.5mm,
2.92mm and SMA connectors per MIL-C-39012 .
Connector Options
1
2
Type/Description
SMA, Female
SMA, Male
Features
o
o
o
o
Compact Construction -
Lowest size/power ratio.
Precision Injection Molded Connectors
Designed to meet environmental requirements of
MIL-DTL-3933.
Flat Response & Low SWR.
Specifications
NOMINAL IMPEDANCE:
FREQUENCY RANGE:
50
Ω
dc to 18.0 GHz
CONSTRUCTION:
Black, finned aluminum body, stainless
steel connectors; gold plated beryllium copper contacts.
WEIGHT:
Net 10 g (0.35 oz) maximum
PHYSICAL DIMENSIONS:
33.54 +/- .76
(1.32 +/-.03)
8.4 (.34) MAX
MAXIMUM DEVIATION OVER FREQUENCY:
Nominal ATTN (dB)
1-6
7 -10, 20, 30
Deviation (dB)
+ 0.30
+ 0.50
-9.25
-9.50
-9.75
-10.00
-10.25
-10.50
-10.75
0.05
2.50
5.00
7.50
10.00
12.50
15.00
17.50
Specification Limit
Specification Limit
Ø 15.9
(.625)
Typical Attenuation Accuracy of a 69A-10
MAXIMUM SWR:
Frequency (GHz)
dc - 8
8 - 18
SWR
1.15
1.25
NOTE: All dimensions are given in mm (inches) and are maximum,
unless otherwise specified.
MODEL NUMBER DESCRIPTION:
Example:
69A - XX - 12*
1.40
1.30
1.20
1.10
1.00
0.05
2.50
5.00
7.50
10.00
12.50
15.00
17.50
Specification
Basic
Model
Number
Attenuation
Value (dB)
Connector Options
-11 Female/Female
-12 Male/Female
-22 Male/Male
*Unit is bi-directional and full power may be applied to either connector.
Typical SWR of a 69A-10
38
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
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