81
Fixed Attenuators (N,BNC,TNC)
AT-400, AT-500, and AT-600 Series
a73Features
1.Connector Coupling Portion Variations
a73Product Specifications
Ratings
Frequency range
Characteristic impedance
Maximum Input Power
AT-400 Series
AT-500 and 600 Series Operating temperature range
Operating relative humidity
-10ç to +65ç
95% Max.
DC to 4 GHz
DC to 2 GHz
50 ohms
2W
Item Standard Conditions
1.Vibration
2.Shock
3.Temperature cycle
No electrical discontinuity of 1 µs or more
No damage, cracks, or parts dislocation
No damage, cracks, or parts dislocation
Frequency of 10 to 2000 Hz, overall amplitude of 1.52 mm,
acceleration of 98 m/s
2
for 2 hours in each of 3 directions
Acceleration of 490 m/s
2
, sine half-wave waveform,
3 cycles in each of the 3 axis
Temperature: -55ç a161 +5ç to +35ç a161 +85ç a161 +5ç to +35ç
Time: 30 a161 15 max. a161 30 a161 15 max. (Minutes)
200 cycles
a71The test method conforms to MIL-STD-202.
a73Materials
Part
Connector Body Brass Nickel plating
Insulator
Male contacts
Female contacts
Attenuation element
PTFE
Brass Gold plating
Beryllium copper Gold plating
Metal film
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Material Finish
a73Ordering Information
1 2 3
AT - 4 01
AT: Indicates a fixed attenuator
Indicates the Series Name (Coupling Portion)
4: N plug - jack
5: BNC plug - jack
6: TNC plug - jack
1
2
Attenuation
01 : 1dB
06 : 6dB
3
2.Small Size and Economical
Value engineering has been liberally applied to the
design and construction to make these attenuators
small and very economical.
3.High Reliability
These attenuators show stable characteristics for
environments of varying temperature, humidity, and
gases.
Coupling Portion HRS Series Name
N Type Plug - Jackπ AT-400 Series
BNC Type Plug - Jack AT-500 Series
TNC Type Plug - Jack AT-600 Series
πCan also be mated with an S type connector.
AT-403 AT-503 AT-603