Weinschel
C O R P O R A T I O N
Model 23
Medium Power Fixed Coaxial Attenuators
Bi-directional Design
dc to 18.0 GHz
10 Watts
POWER RATING (mounted horizontally):
10 watts
aver-
age (bi-directional)
to 25°C ambient temperature, derated
linearly to 1 watts @ 125°C. Note: 1, 2, 3 dB models can
handle 20 Watts
average (bi-directional).
1 kilowatt
peak
(5
µsec
pulse width; 0.5% duty cycle).
POWER COEFFICIENT:
<0.0015 dB/dB/watt
Features
o
o
Precision injection molded connector dielectric.
Designed to meet environmental requirements of
MIL-A-3933.
TEMPERATURE COEFFICIENT:
<0.0004 dB/dB/°C
TEMPERATURE RANGE:
-55°C to 125°C
CALIBRATION:
Insertion loss test data supplied at 0.05,
4.0, 8.0, 12.0, and 18.0 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
Type/Description
Type N, Female
Type N, Male
Specifications
NOMINAL IMPEDANCE:
50
Ω
FREQUENCY RANGE:
dc to 18.0 GHz
MAXIMUM DEVIATION OVER FREQUENCY:
Nominal ATTN (dB)
Deviation (dB)
1, 2
3, 6
10, 20
30, 40
50
60
-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
+
+
+
+
+
+
0.50
0.30
0.50
1.00
1.25
1.50
CONSTRUCTION:
Black, finned aluminum body, gold
plated beryllium copper contacts.
WEIGHT:
110 g (4 oz.) maximum
PHYSICAL DIMENSIONS:
Typical Attenuation Accuracy of a 23-10-34
MAXIMUM SWR:
Frequency (GHz)
dc - 4
4-8
8 -12.4
12.4 - 18
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
SWR
1.15
1.20
1.25
1.35
Connector
N Male
N Female
NOTE:
DIM A
24.1 (0.95)
19.1 (0.75)
All dimensions are given in mm (inches) and are
maximum, unless otherwise specified.
MODEL NUMBER DESCRIPTION:
Specification
Example:
23 - XX - XX*
Typical SWR of a 23-10-34
Basic
Model
Number
Attenuation
Value (dB)
Connector Options
1st digit is J1 side
2nd digit is J2 side
* Unit is bi-directional and full power may be applied to either J1 or J2.
40
5/25/99
5305 Spectrum Drive, Frederick, MD 21703-7362
s
TEL: 301-846-9222, 800-638-2048
s
Fax: 301-846-9116
web: www.weinschel.com
s
email: sales@weinschel.com
FPGA/CPLD
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