T*ical Performance Data
Electrical Specifi cations at 25°C
Maximum Ratings Features
? broadband performance
? low insertion loss
? rugged unibody construction
? off-the-shelf availability
Applications
? test and measurement instrumentation
? communication systems
? defense systems
Operating Temperature -55°C to 100°C
Storage Temperature -55°C to 100°C
DC Input Voltage 50V Max.
Outline Drawing
Outline Dimensions ( in c h )
mm
BLK-18+
INSERTION LOSS
0.0
0.2
0.4
0.6
0.8
1.0
1.2
0 3 1200
FREQUENCY (MHz)
INSERTION LOSS (dB)
BLK-18+
Electrical Schematic
50Ω 0.01 to 18 GHz
DC Block SMA
REV. D
M108294
BLK-18
EE-9517/2
UR/LC/CP
07302
Coaxial
B D E wt
.410 1.18 .312 grams
10.41 29.97 7.92 7.0
CASE STYLE: FF888
SMA Connectors Model Price Qty.
Female-Male BLK-18-S+ $21.95 ea. (1-9)
BLK-18+
RETURN LOSS
0
10
20
30
40
50
60
0 3 1200
FREQUENCY (MHz)
RETURN LOSS (dB)
MALE RETURN LOSS
FEMALE RETURN LOSS
Frequency
(MHz)
Insertion Loss
(dB)
Return Loss
(dB)
Male Female
FREQUENCY
(GHz)
INSERTION LOSS
(dB)
RETURN LOSS
(dB)
T*. Max. T*. Min.
0.01-0.1 0.02 0.2 26 20
0.1-1.0 0.07 0.3 36 20
1.0-4.0 0.15 0.5 24 20
4.0-8.0 0.38 1.0 18 15
8.0-18 1.00 — 12 —
10.00 0.05 28.49 28.48
50.00 0.03 45.13 45.06
100.00 0.03 50.04 50.34
300.00 0.05 39.11 39.36
500.00 0.07 35.50 35.89
700.00 0.11 34.05 34.48
900.00 0.10 32.59 33.09
1000.00 0.10 31.87 32.59
2000.00 0.12 28.84 28.45
3000.00 0.16 26.71 25.78
4000.00 0.20 24.84 24.46
5000.00 0.23 22.08 23.35
6000.00 0.32 19.95 21.73
7000.00 0.41 20.10 20.67
8000.00 0.47 17.98 18.83
10000.00 0.64 15.04 15.60
12000.00 0.80 14.59 12.85
14000.00 0.99 12.82 12.36
16000.00 1.08 13.07 12.06
18000.00 1.03 16.78 12.60

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