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
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Revision Date: 1/28/09
Fixed Coaxial Attenuators
Features
oCompact Construction - Lowest size/power ratio.
oPrecision Injection Molded Connectors.
oDesigned to meet environmental requirements of
MIL-DTL-3933.
oFlat Response & Low SWR.
Specifications
NOMINAL IMPEDANCE: 50 Ω
FREQUENCY RANGE: dc to 18.0 GHz
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.
MODEL NUMBER DESCRIPTION:
Example:
69A - XX - 12*
Typical SWR of a 69A-10
Typical Attenuation Accuracy of a 69A-10
33.54 +/- .76
(1.32 +/-.03)
8.4 (.34) MAX
Ø 15.9
(.625)
Model 69A dc to 18.0 GHz
Medium Power Fixed Coaxial Attenuator 5 Watts
SMA Connectors, Bi-directional Design
Frequency (GHz) SWR
dc - 8 1.15
8 - 18 1.25
MAXIMUM SWR:
Nominal ATTN (dB) Deviation (dB)
1 - 6 + 0.30
7 -10, 20, 30 + 0.50
MAXIMUM DEVIATION OVER FREQUENCY:
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.
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).
POWER COEFFICIENT: <0.003 dB/dB/watt
TEMPERATURE COEFFICIENT: <0.0004 dB/dB/°C
TEMPERATURE RANGE: -55 °C to 100 °C
TEST DATA: Insertion Loss and SWR Testing performed
across frequency range. Test data 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 Type/Description
1 SMA, Female
2 SMA, Male
CONSTRUCTION: Black, finned aluminum body, stainless
steel connectors; gold plated beryllium copper contacts.
WEIGHT: Net 10 g (0.35 oz) maximum
PHYSICAL DIMENSIONS:
-10.75
-10.50
-10.25
-10.00
-9.75
-9.50
-9.25
0.05 2.50 5.00 7.50 10.00 12.50 15.00 17.50
Specification Limit
Specification Limit
1.00
1.10
1.20
1.30
1.40
0.05 2.50 5.00 7.50 10.00 12.50 15.00 17.50
Specification
www.argosysales.com
800-542-4457
EXPRESS
RoHS
