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  Datasheet File OCR Text:
  SPEC NO :
SPECIFICATION
CUSTOMER PRODUCT MODEL NO PREPARED APPROVED
LC FILTER HD L2140
Zhouping CHARLES
CHECKED Houshihong D A T E
2008-04-08
CUSTOMER RECEIVED:
CHECKED
APPROVED
DATE
Shoulder Electronics Limited
www.shoulder.cn
Tel:0755-82916880
Fax:0755-82916881
E-mail:info@shoulder.cn
Page 1 of 4
LC FILTER
HD L2140
History Record
Date Spec No Part No Customer No Modify Content Remark
www.shoulder.cn
Tel:0755-82916880
Fax:0755-82916881
E-mail:info@shoulder.cn
Page 2 of 4
LC FILTER
HD L2140
1. FEATURES
Excellent rejection Good VSWR,1.5:1 typ. @ Passband
2. APPLICATIONS
Receivers/Transmitters PMR/PAMR Base station
3. ELECTRICAL SPECIFICATION
Operation temperature Storage temperature RF Power Input -40 to +85 -55 to +100 0.5W max
3-1.Typical frequency response
CENTER FREQ (MHz)
PASSBAN D (MHz) Loss<3.0dB Loss>15dB 150-170
STOPBANDS(MHz)
VSWR(:1)
Loss>30dB Loss>45dB 110-150 0-110 300-1000
Loss>40dB 1000-2000
Loss>25 3dB 2000-30 00
Passband Max 1.5
210 .864
199.392-22 2.336
www.shoulder.cn
Tel:0755-82916880
Fax:0755-82916881
E-mail:info@shoulder.cn
Page 3 of 4
LC FILTER
HD L2140
4.TEST CIRCUIT
5. DIMENSION
1 2 3
www.shoulder.cn
INPUT OUTPUT GROUND
Tel:0755-82916880
4 5 6
GROUND GROUND GROUND
E-mail:info@shoulder.cn
Fax:0755-82916881
Page 4 of 4


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