LL142 50 Ohm 18 GHz Low Loss Coaxial Cables
Features:
Strain Relief:
Heavy duty adhesive strain relief with
Neoprene jacket
Center Conductor:
SPCCS (Silver-Plated Copper Solid)
First Shield:
Flat silver-plated copper braid
Second Shield:
High temp. aluminum polimide foil
Third Shield:
Round silver-plated copper braid
Dielectric:
Expanded PTFE (Polytetrafluoroethylene)
Jacket:
ETFE (Ethylene Tetrafluoroethylene
Copolymer)
Cable Outer Diameter:
0.208” (5.28mm)
Connectors:
SST, corrosion-resistant 303 stainless steel
per ASTM-A582
(Passivated finish per SAE-AMS-2700)
Center Pin:
GPBC (Gold-Plated Beryllium Copper)
Jacket Color:
Blue
Operating Temperature:
-40°C to +85°C
Minimum Bend Radius:
0.8”
18 GHZ LOW LOSS RF
COAX CABLE ASSEMBLIES
WITH STAINLESS STEEL
CONNECTORS
Electrical Specifications:
Impedance:
Frequency:
Insertion Loss:
VSWR:
Nominal Capacitance:
Velocity of Propagation:
Shield Effectiveness:
Attenuation (dB/ft):
*connector loss not included
50 Ohms
Up to 18 GHz
0.41 dB/ft Typ at 18 GHz
<1.3 to 18 GHz
26 pF/ft
78%
Greater than 90 dB
0.05 Typical at 500 MHz
0.08 Typical at 1 GHz
0.14 Typical at 3 GHz
0.21 Typical at 6 GHz
0.32 Typical at 12 GHz
0.41 Typical at 18 GHz
2800 @ 500 MHz
1960 @ 1 GHz
1100 @ 3 GHz
760 @ 6 GHz
520 @ 12 GHz
370 @ 18 GHz
Max Power in (Watts):
*as specified at 25°C
Connector Corrosion (salt spray):
MIL-STD-202, method 101, test cond. B 5% salt solution.
Connector Durability:
500 connections Minimum
Available Connector Terminations:
SMA Male
SMA Male Right Angle
Type N Male
Custom Lengths Available
Type N Bulkhead Female
Type N Male Right Angle
TNC Male
TNC Bulkhead Female
TNC Male Right Angle
SMA / SMA [Straight/Straight]
Part Number
CCSMA-MM-LL142-12
CCSMA-MM-LL142-24
CCSMA-MM-LL142-36
CCSMA-MM-LL142-48
Description
LL142 Low Loss Coax Cable, SMA Male/Male, Straight/Straight
LL142 Low Loss Coax Cable, SMA Male/Male, Straight/Straight
LL142 Low Loss Coax Cable, SMA Male/Male, Straight/Straight
LL142 Low Loss Coax Cable, SMA Male/Male, Straight/Straight
Length
12”
24”
36”
48”
Rev.: I
Date: 04-07-14
18 GHZ LOW LOSS RF
COAX CABLE ASSEMBLIES
WITH STAINLESS STEEL
CONNECTORS
0.00
-0.05
-0.10
-0.15
-0.20
-0.25
-0.30
-0.35
-0.40
-0.45
-0.50
0
1
2
Cable Loss (S21)
Actual Data Plot PN: CCSMA-MM-LL142-12
Attenuation (dB)
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
1.60
Cable VSWR (1:)
Actual Data Plot PN: CCSMA-MM-LL142-12
1.50
1.40
VSWR Units
1.30
1.20
1.10
1.00
0.90
0.80
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
Rev.: I
Date: 04-07-14
18 GHZ LOW LOSS RF
COAX CABLE ASSEMBLIES
WITH STAINLESS STEEL
CONNECTORS
0.0
-0.1
-0.2
Cable Loss (S21)
Actual Data Plot PN: CCSMA-MM-LL142-24
Attenuation (dB)
-0.3
-0.4
-0.5
-0.6
-0.7
-0.8
-0.9
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
1.60
Cable VSWR (1:)
Actual Data Plot PN: CCSMA-MM-LL142-24
1.50
1.40
VSWR Units
1.30
1.20
1.10
1.00
0.90
0.80
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
Rev.: I
Date: 04-07-14
18 GHZ LOW LOSS RF
COAX CABLE ASSEMBLIES
WITH STAINLESS STEEL
CONNECTORS
0.0
Cable Loss (S21)
Actual Data Plot PN: CCSMA-MM-LL142-36
-0.2
Attenuation (dB)
-0.4
-0.6
-0.8
-1.0
-1.2
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
1.60
Cable VSWR (1:)
Actual Data Plot PN: CCSMA-MM-LL142-36
1.50
1.40
VSWR Units
1.30
1.20
1.10
1.00
0.90
0.80
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
Rev.: I
Date: 04-07-14
18 GHZ LOW LOSS RF
COAX CABLE ASSEMBLIES
WITH STAINLESS STEEL
CONNECTORS
0.0
Cable Loss (S21)
Actual Data Plot PN: CCSMA-MM-LL142-48
-0.2
-0.4
Attenuation (dB)
-0.6
-0.8
-1.0
-1.2
-1.4
-1.6
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
1.60
Cable VSWR (1:)
Actual Data Plot PN: CCSMA-MM-LL142-48
1.50
1.40
VSWR Units
1.30
1.20
1.10
1.00
0.90
0.80
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Frequency (GHz)
Rev.: I
Date: 04-07-14
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