C CH ATTENUATORS
SMA, up to 18 GHz, 2 Watts
SPECIFICATIONS:
Models: C, CH
Electrical:
Frequency Range
Standard Freq. Values
Standard dB Values*
Attenuation Accuracy
0 - 6 dB
7 - 20 dB
2 - 30 dB
1
VSWR
DC - 4 GHz
4 - 8 GHz
8 - 1 GHz
2.4
1
2.4 - 18 GHz
Input Power
Peak Power
Impedance
Operating Temp Range
DC - 18.0 GHz
2.5, 6, 1 & 18 GHz
2.4
0 - 10, 1 15, 20 & 30 dB
2,
In 1 dB Increments
±0.3 dB
±0.5 dB
±0.75 dB
1. 5:1 Max.
1
1.20:1 Max.
1.25:1 Max.
1.35:1 Max.
2 Watts Avg. @ 25°C
Derated Linearly to 0.5 Watts @ +1
o
C
25
LENGTH
SEE TABLE
Ø.28
[7.1]
250 Watts Max.
(5uSec Pulse, .05% Duty Cycle)
C STYLE
LENGTH
SEE TABLE
50 Ohms
-65°C to +125°C
Mechanical:
SMA Connectors
Mates with MIL
-STD-348
Passivated Stainless Steel
Gold Plated Beryllium Copper
Note: Connectors are Epoxy Sealed
Conductors
5/16 [7.9] Hex
CH STYLE
dB Value
0 - 1 dB
2
13 - 30 dB
LENGTH
Millimeters
Inches
[19.3 ±0.8]
.76 ±.03
[22.6 ±0.8]
.89 ±.03
HOW TO ORDER:
Model Number:
XXCY-XX
Freq. Range
6 = DC - 6 GHz
1 = DC - 1 GHz
2
2.4
18 = DC - 18 GHz
Style
C = C Style (No Hex)
CH = CH Style (Hex)
dB Value
Ordering Examples:
Model Number:
18C-20
DC - 18 GHz; 20 dB; SMA - Male/Fem; Style C
2CH-6
Model Number:
1
DC - 1 GHz; 6 dB; SMA - Male/Fem; Style CH
2.4
Model Number:
6CH-3
DC - 6 GHz; 3 dB; SMA - Male/Fem; Style CH
Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only.
*Other dB values, units that operate over a more specific frequency band and/or offer very low
return loss (VSWR); gold plated units and/or connectors optimized for RF leakage also available.
18C-ATT: REV K
Aeroflex / Inmet, Inc.
300 Dino Drive, Ann Arbor, MI 48103 • U.S.A.
888-244-6638 or 734-426-5553 • FAX: 734-426-5557
www.aeroflex-inmet.com
• inmetsales@aeroflex.com
APITECH [ API Technologies Corp ]
