Fixed Coaxial Attenuators
Model 56
Fixed Coaxial Attenuator
3.5mm Connectors
dc to 28.0 GHz
2 Watts
RoHS
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:
3.5mm connectors - contact pin recession
(0 to -0.003 in).
CONSTRUCTION:
Stainless steel body and connectors;
gold plated beryllium copper contacts.
WEIGHT:
8 g (0.28 oz) maximum
PHYSICAL DIMENSIONS:
www.argosysales.com
800-542-4457
EXPRESS
Features
o
o
Precision 3.5mm Connectors.
Low SWR & Flat Response.
Specifications
NOMINAL IMPEDANCE:
50
Ω
FREQUENCY RANGE:
dc to 28.0 GHz
“A”
MAXIMUM DEVIATION OVER FREQUENCY (dB):
Nominal ATTN (dB)
0
3, 6, 10
20, 30
-19.25
-19.50
-19.75
-20.00
-20.25
-20.50
-20.75
0.05
2.50
5.00
7.50
10.00
12.50
DEVIATION (dB)
+ 0.50
+ 0.60
+ 0.75
Specification Limit
Specification Limit
15.00
17.50
20.00
22.50
25.00
Model
56
F56
M56
NOTE:
DIM A
32.5+0.5 (1.275+0.002)
35.9+0.5 (1.415+0.002)
29.0+0.5 (1.140+0.002)
Typical Attenuation Accuracy of a 56-20
MAXIMUM SWR:
Frequency (GHz)
dc - 8
8 - 12.4
12.4 - 28
1.40
1.30
1.20
1.10
1.00
0.05
2.50
5.00
7.50
10.00
12.50
15.00
SWR
1.10
1.15
1.25
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:
*56 - XX
Basic
Model
Number
Attenuation
Value (dB)
Specification
17.50
20.00
22.50
25.00
Typical SWR of a 56-20
* Add Prefix M for double male and F for double female connectors.
POWER RATING:
2 watts
average
to 25°C ambient tem-
perature, derated linearly to 0.2 watts at +100°C. 500 watts
peak
(5
μsec
pulse width; 0.05% duty cycle).
POWER COEFFICIENT:
< 0.004 dB/dB/watts
ATTENUATOR SET (AS-20):
Model 56 is also available in
a Attenuator Set which includes five different attenuators (3,
6, 10, 20, 30 dB). Refer to Attenuator Sets data sheet for
more information.
27
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: 8/30/10
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