VAS0655H*2*
Miniature Variable Attenuator
International invention patent
Manual Step Attenuator
DC to 4GHz
0 to 55.5dB in 0.5dB Step
2 Watt
Connector Type:SMA,N,TNC,F,BNC etc.
available.
Features
Using advanced microstrip technology, ultra-small size
Attenuation values are adjustable in a power-on state, no
sudden big reflection.
It adopts an innovative technology, and thus it eliminates
sudden big reflection in attenuators when attenuation is
being adjusted, preventing the preliminary RF circuit from
being burnt, and keeping the system stable
Step values: 0.5dB, 1dB, 2dB, 4dB,8dB,10dB,10dB,
10dB, 10dB
Specifications
Frequency Range
Attenuation
DC to 4GHz
0 to 55.5dB
0.5dB
Step Value
Insertion loss at 0dB
1.8dB at 4GHz
Attenuation Accuracy
0 to +2dB at 3GHz
0 to +3dB at 4GHz
(typical)
112 attenuation values
High attenuation accuracy, low insertion loss
High adjustment accuracy
Nominal Impedance
Average Power
50 Ohm
2 Watt
Low cost – High Performance
Adjusting the transmitting (receiving) distance of RF signal
precisely. Adjusting accuracy is limited to 5cm.
Switch repeatability avg.> 10000 operations (5000 cycles)
per switch.
PC(Polycarbonate) Switch, operating temperature of
120℃ is available.
Operating Temperature -40℃ to +85℃
Typical
SWR(:1)
1.2
Maximum
FREQ. RANGE (GHz)
SWR(:1)
Attenuation values are adjustable in a power-on state,
test data can be read continuously, no interruption.
DC to 4
1.3
Characteristic
For example the testing curves of VAS0655HS22 of 15.5dB
Yantel Corporation
Add:3F, Building 3, Southern District 2 of ZhongGuan Honghualing Industrial Park, Xili, Nanshan, Shenzhen, China
Tel:86-755-8355-1886 Fax:86-755-8355-2533
Rev A2.0
For detailed performance specs & shopping online see Yantel web site : www.yantel-corp.com
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