Introduction
Integrated Microwave
Assemblies (IMAs)
Passive
Components
RF Switching
Products
Power Monitors
and Sensors
Couplers
0.5-18 GHz
SMA Maximally Flat
Miniature Stripline
Coaxial Couplers
y
Multi-Octave Frequency Coverage
from 0.5 to 18 GHz
y
Flat Frequency Response
y
Small, Lightweight
y
Operational to 105°C without
Degradation (125°C storage)
y
Designed for MIL Environments
Specifications
SMA (F), 0.5 to 18 GHz, 50 W
FREQUENCY
RANGE
(GHz)
INSERTION LOSS (dB)
MODEL
COUPLING
(dB)
6
10
20
6
10
20
6
10
20
30
6
10
20
30
6
10
20
30
DIRECTIVITY
EXCLUDING
(dB min.)
COUPLED
POWER
22
0.35
22
0.35
22
0.35
20
0.35
23
0.35
23
0.35
20
0.50
20
0.35
20
0.35
20
0.40
16
0.50
16
0.50
15
0.50
15
0.50
15
0.80
15
0.60
15
0.60
12
0.60
TRUE
‡
2.00
0.90
0.40
2.00
0.90
0.40
2.20
0.90
0.40
0.40
2.20
1.20
0.60
0.50
2.50
1.20
0.70
0.60
VSWR
PRIMARY
LINE
(max.)
1.20
1.20
1.20
1.20
1.20
1.20
1.30
1.25
1.25
1.25
1.30
1.30
1.30
1.30
1.40
1.40
1.40
1.40
MAXIMUM
FREQUENCY DEVIATION
FROM
SECONDARY SENSITIVITY*
(dB max.)
NOMINAL
LINE
(dB)
(max.)
1.20
±0.5
±1.0
1.20
±0.5
±1.0
1.20
±0.5
±1.0
1.20
±0.3
±1.0
1.20
±0.5
±1.0
1.20
±0.4
±1.0
1.30
±0.4
±1.0
1.25
±0.5
±1.0
1.25
±0.4
±1.0
1.25
±0.5
±1.0
1.30
±0.4
±1.0
1.30
±0.4
±1.0
1.30
±0.5
±1.0
1.30
±0.5
±1.0
1.40
±0.5
±1.0
1.40
±0.5
±1.0
1.40
±0.5
±1.0
1.40
±0.5
±1.0
POWER
AVERAGE
FORWARD
(W)
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
AVERAGE
REFLECTED
(W)
2
5
50
2
5
50
2
5
50
50
2
5
50
50
2
5
50
50
oz.
2.5
2.5
2.8
1.5
1.5
1.8
1.0
1.0
1.0
1.3
0.7
0.7
0.8
0.8
0.9
0.9
0.9
0.9
WEIGHT
(max.)
gr.
71
71
80
41
41
50
29
29
29
35
21
21
24
24
25
25
25
25
4242-6
4242-10
4242-20
4243-6
1-3.5
4243B-10
4243-20
4244-6
4244-10
2-8
4244-20
4244-30
4245B-6**
4245B-10
4-12.4
4245B-20
4245B-30**
4246B-6
4246B-10
6-18
4246B-20
4246B-30
0.5-2
* Frequency Sensitivity included in coupling value.
** Special-order devices. Minimum quantity may apply.
‡
Typical true insertion loss at 5, 9, 19 and 29 dB
NOTE:
Peak Power for all models is 3 kW
82
microwave-east
an
company
www.nardamicrowave.com
E-MAIL:
nardaeast@L-3com.com
TEL:
+1 631 231-1700
Power Monitors
and Sensors
RF Switching
Products
Passive
Components
Integrated Microwave
Assemblies (IMAs)
Introduction
Couplers
Outline Drawing
MODEL
4242-6, -10
4242-20
4243-6, 4243B-10
4243-20
4244-6, -10, -20
4244-30
4245B-6, -10, -20, -30
4246B-6, -10, -20, -30
A
3.54
4.04
2.92
2.92
1.81
2.12
1.26
1.40
B
1.04
1.04
.67
.85
.67
.82
.58
.66
C
.85
.77
.48
.59
.47
.62
.44
.45
D
1.843
2.500
1.968
1.750
.875
.875
.375
.500
E
3.000
3.500
2.384
2.384
1.274
1.584
.719
.860
F
.77
.77
.34
.50
.34
.52
.34
.39
G
.36
.16
15
.16
.15
.11
.11
.11
MOUNTING HOLES
(THRU)
.146 ±.005
.146 ±.005
.146 ±.005
.146 ±.005
.146 ±.005
.104 +.004/-.002
.104 +.004/-.002
.104 +.004/-.002
Allow .020 max. build-up of sealant per surface.
Dimensions in inches, unless otherwise specified.
www.nardamicrowave.com
E-MAIL:
nardaeast@L-3com.com
TEL:
+1 631 231-1700
microwave-east
an
company
83
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