ATTENUATORS
7/16 - DIN, up to 4 GHz, 300 Watts
SPECIFICATIONS:
Models: XD300W-XX, XD300W-XXF, XD300W-XXM
Electrical:
Frequency Range
Standard Freq. Values
Standard dB Values*
Attenuation Accuracy
3 - 6 dB
10 - 40 dB
Input VSWR (Max.)
Input Power
Peak Power
Impedance
Operating Temp Range
DC - 4.0 GHz
1.5, 2.5, & 4 GHz
3, 6, 10, 20, 30 & 40 dB
1.5 - 2.5 GHz 2.5 - 4 GHz
±0.50 dB
±0.75 dB
±1.0 dB
±1.5 dB
1.25:1
1.35:1
300 Watts Avg. @ +25°C
2 kW Max.
(5uSec Pulse, .05% Duty Cycle)
DC - 1.5 GHz
±0.50 dB
±0.75 dB
1.15:1
Derated Linearly to 60 Watts @ +125
o
C
50 Ohms
-54°C to +125°C
Silver Plated or White Bronze
Alloy Finished Brass
Silver or Gold Plated
Beryllium Copper or Brass
Anodized Aluminum
Mechanical:
7/16 DIN Connectors
Mates with DIN 47 223
Conductors
Housing
Note: Units are unidirectional. Units must
be positioned in such a way as to allow free
air flow around fins to assure performance.
Model Number:
XD300W-XX
Male/Female Connectors
Length: 9.44 ±.10 [239.78 ±2.54]
Pictured
4.38±.07
[111.25±1.78]
8X .302 [Ø7.67]
THRU ONE FIN
THIS SIDE AND
OPPOSITE SIDE
2X 4.50
[114.3]
Model Number:
XD300W-XXF
Female/Female Connectors
Length: 9.57 ±.10 [243.08 ±2.54]
6.25±.12
[158.75±3.05]
2X 5.70 [144.78]
Model Number:
XD300W-XXM
Male/Male Connectors
Length: 9.31 ±.10 [236.47 ±2.54]
6.25±.12
[158.75±3.05]
9.44±.10
[239.78±2.54]
HOW TO ORDER:
Model Number:
Ordering Examples:
Model Number:
1D300W-6
DC - 1.5 GHz, 6 dB; 7/16 - Male/Fem
Connector Configuration
= Male/Female
F = Fem/Fem
M = Male/Male
dB Value
Model Number:
4D300W-40F
DC - 4 GHz, 40 dB; 7/16 - Fem/Fem
Model Number:
2D300W-30M
DC - 2.5 GHz, 30 dB; 7/16 - Male/Male
XD300W-ATT: REV E
XD300W-XXY
Freq. Range
1 = DC - 1.5 GHz
2 = DC - 2.5 GHz
4 = DC - 4 GHz
Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only.
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 • sales@aeroflex-inmet.com
