ATTENUATORS
TNC, up to 18 GHz, 25 Watts
SPECIFICATIONS:
Models: XXT25W-XX, XXT25W-XXF & XXT25W-XXM
Electrical:
Frequency Range
Standard Freq. Values
Standard dB Values*
Attenuation Accuracy
3 - 6 dB
7 - 20 dB
21 - 30 dB
31 - 40 dB
VSWR
DC - 6 GHz
6 - 12.4 GHz
12.4 - 18 GHz
Input Power
Peak Power
Impedance
Operating Temp Range
DC - 18.0 GHz
6, 12.4 & 18 GHz
3, 6, 10, 20, 30 & 40 dB
6 - 12.4 GHz 12.4 - 18 GHz
±0.50 dB
±0.75 dB
±0.75 dB
±1.00 dB
±1.00 dB
±1.25 dB
±1.25 dB
±1.50 dB
1.20:1 Max.
1.30:1 Max.
1.40:1 Max.
25 Watts Avg. @ 25°C
Derated Linearly to 5 Watts @ +125 C
o
DC - 6 GHz
±0.30 dB
±0.50 dB
±0.75 dB
±1.00 dB
2.65±.02
[67.31±0.51]
SQUARE
500 Watts Max.
(5uSec Pulse, .05% Duty Cycle)
50 Ohms
-65°C to +125°C
Mechanical:
TNC Connectors**
Mates with MIL-STD-348
END VIEW
TYPICAL
Units must be Mounted in such a way as to
Allow for Free Air Flow Around fins to Insure
Performance
Passivated Stainless Steel
Conductors
Gold Plated Beryllium Copper
Housing
Anodized Aluminum
**TNC Connectors are 18 GHz Mode-Free
Model Number:
XXT25W-XX
Male/Female Connectors
Length: 4.66 ±.05 [118.4 ±1.3]
Pictured
4.66±.02
[118.44±0.51]
1.25
[31.75]
Model Number:
XXT25W-XXF
Female/Female Connectors
Length: 4.75 ±.05 [120.7 ±1.3]
Model Number:
XXT25W-XXM
Male/Male Connectors
Length: 4.57 ±.05 [116.1 ±1.3]
.25 [6.35]
2X M4x0.7 TAP
x .50[12.7] DP.
Ordering Examples:
Model Number:
18T25W-20
DC - 18 GHz; 20 dB; TNC - Male/Fem
Connector Configuration
= Male/Female
F = Fem/Fem
M = Male/Male
dB Value
Model Number:
6T25W-02F
DC - 6 GHz; 2 dB; TNC - Fem/Fem
2X 8-32UNC-2B TAP
x .50[12.7] DP.
HOW TO ORDER:
Model Number:
XXT25W-XXY
Freq. Range
6 = DC - 6 GHz
12 = DC - 12.4 GHz
18 = DC - 18 GHz
Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only.
*Other dB units are also available. Units that operate over a more specific frequency band
and/or offer very low return loss (VSWR) are also available.
XXT25W-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-inmetcorp.com • sales@aeroflex-inmetcorp.com