ATTENUATORS
7/16 - DIN, up to 4 GHz, 300 Watts
SPECIFICATIONS:
Models: XD300W-XX, XD300W-XXF, XD300W-XXM
Electrical:
Frequency Range
Standard Freq. Values
DC - 4.0 GHz
2.5 & 4 GHz
Standard dB Values
Attenuation Accuracy
3 & 6 dB
3, 6, 10, 20, 30 & 40 dB
2.5 - 4GHz
0.75 dB
DC -1.5GHz
0.50 dB
1.5 - 2.5GHz
0.50 dB
1.00 dB
1.50 dB
10, 20, 30 40 dB
0.75 dB
Input VSWR (Max.)
3, 6, 10 & 20 dB
30 & 40 dB
11. 5:1
11. 5:1
1.25:1
1.25:1
1.35:1
1.50:1
Input Power
300 Watts Avg. @ +25°C
Derated Linearly to 60 Watts @ +125oC
2 kW Max.
Peak Power
(5uSec Pulse, .05% Duty Cycle)
Impedance
Operating Temp Range
50 Ohms
-54°C to +125°C
Mechanical:
7/16 DIN Connectors
Silver orWhite Bronze Plated Brass
Mates with DIN 47223
Conductors
Housing
Silver orWhite Bronze Plated Beryllium Copper
Anodized Aluminum
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
4.38 .07
[111.25 1.78]
Male/Female Connectors
Length: 9.44 1. 0 [239.78 2.54]
Pictured
2X 4.50
[114.3]
8X .302 [Ø7.67]
THRU ONE FIN
THIS SIDE AND
OPPOSITE SIDE
Model Number: XD300W-XXF
Female/Female Connectors
2X 5.70
[144.78]
Length: 9.57 1. 0 [243.08 2.54]
6.25 .12
[158.75 3.05]
Model Number: XD300W-XXM
Male/Male Connectors
6.25 .12
[158.75 3.05]
9.44 .10
[239.78 2.54]
Length: 9.31 1. 0 [236.47 2.54]
Ordering Examples:
HOW TO ORDER:
Model Number: 4D300W-40F
Model Number: XD300W-XXY
DC - 4 GHz, 40 dB; 7/16 - Fem/Fem
Freq. Range
Connector Configuration
= Male/Female
Model Number: 2D300W-30M
2 = DC - 2.5 GHz
DC - 2.5 GHz, 30 dB; 7/16 - Male/Male
4 = DC - 4 GHz
F = Fem/Fem
M = Male/Male
dB Value
Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only.
Design, specifications are subject to change without notice. Contact factory for technical
specifications before purchasing and/or use.
XD300W-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.com/inmet • inmetsales@aeroflex.com