Products >Bandpass Filter Application >VHF UHF Broad Band  Helical Filter and Module Filter 
VHF UHF Broad Band  B.P. Helical Filter 

Temwell provides special 3 pole/ 4 pole  RF  BandPass  Helical Filter  for  large  band  required  customers. All Broad band B.P. Filter has BW=100~150MHz during Fo= 276~1500MHz. Also, we provide the Frequency Customized at the same time so you can have a large band B.P. Filter with the accurate Center Frequency for your own design.

Features

 

Series : 7H3/ 7H4
Centre Freq. (Fo) : 276~1500MHz
Bandwidth (-3BW) : 100~150M
Insertion Loss  : < 1.5
Power : 10Watt
Size Diagram (L x W x H) : 7H3 TT (22.8x7.6x12.5) mm
   7H4 TF (30.5x7.6x12.5) mm
Impedance : 50Ω

Customized Freq. Range

 7H3 Case

Parts No.

BandWidth

( -3 dB BW)

  7H4 Case

Parts No.

BandWidth

( -3 dB BW)

196~220M TT63556B-200M 60M -- --

276~310M 

TT63223B-288M 

80M

TF64223B-288M 

80M
311~355M

TT67869B-350M

90M TF69869B-350M 88M

356~400M

TT63348B-375M

100M

TF64348B-375M

100M

401~455M TT6395F-450M 120M TF64214B-450M 110M
456~515M TT63335F-480M 120M TF64335F-480M 120M
456~515M TT63568A-500M 130M -- --
516~555M TT6393F-530M 120M TF6493F-530M 120M
556~595M TT63336F-575M 120M TF64336F-575M 120M
596~640M TT67618F-625M 130M TF69618F-625M 130M
596~640M TT63569F-600M 140M
641~660M TT63366B-650M 120M TF64366B-650M 120M
661~700M TT63333F-666M 135M TF64333F-666M 125M
701~750M TT63384F-750M 130M TF64384F-750M 130M
751~800M TT63385F-800M 130M TF64385F-800M 130M
751~800M TT63561B-800M 160M -- --
801~830M TT63348F-805M 140M TF64465F-805M 140M
831~860M TT63386F-850M 120M TF64386F-850M 120M
861~900M TT63387F-900M 130M TF64387F-900M 130M
901~930M TT67861B-925M 120M TF69861B-925M 120M
931~950M TT67868B-933M 120M TF69868B-933M 120M
951~975M TT67862B-975M 120M TF69862F-966.5M 120M
976~1000M TT63338F-980M 120M TF64338F-980M 120M
976~1000M TT63562B-1000M 200M -- --
1001~1100M TT67864B-1075M 120M TF69864B-1075M 120M
1001~1100M TT63563B-1100M 220M -- --
1101~1180M TT63339F-1160M  120M  TF64339F-1160M 120M 
1181~1250M TT63365B-1200M 120M  TF64365B-1200M 120M 
1181~1250M TT63564B-1200M 240M -- --
1251~1300M TT63362F-1300M 200M  TF64362F-1300M 200M 
1251~1300M TT63565B-1300M 260M -- --
1301~1500M TT67684A-1405M  110M  TF69684A-1405M 110M 
1301~1500M TT63566B-1400M 280M -- --
1301~1500M TT63567B-1500M 300M -- --

Note:
Temwell can pretune Center Frequency ( Fo) to any point during
Customized Freq. Range.

VHF UHF Broad Band Module Type Power Filter

Temwell provides VHF UHF Broad Band Module Type Power Filter for large band required customers. All Broad band B.P. Filter can be built into Module as Power Filter. Accept 10-50 Watts power and Connecter Change requirement . Customers can decide to use Pin Type or Module Type for VHF UHF Wide Band Helical Filter.
Features

Series : Module Type Power Filter (7H3/ 5W3)
Specification : Any Standard Wide Band Helical Filter
Return Loss : > 20 dB
Insertion Loss  : < 1.2 dB
Group Delay : < 25dB
Power : 10-50 Watt
Size Diagram (L x W x H)  SMA/ F Case (48 x 38 x 26) mm
 N Case (48 x 38 x 34) mm
Connector : 50Ω(SMA,N) / 75Ω(F)

Customized Freq. Range

Module Type Power Filter-7H3 Series

Parts No.-Fo -BW -Connector

BandWidth

( -3 dB BW)

276~310M 

TM-TT63223B-288M-80M-N

80M

311~355M

TM-TT67869B-350M-99M-N

99M 

356~400M

TM-TT63348B-375M-100M-N

100M
401~455M TM-TT6395F-450M-120M-N 120M
456~515M TM-TT63335F-480M-120M-N 120M
516~555M TM-TT6393F-530M-120M-N 120M
556~595M TM-TT63336F-575M-120M-N 120M
596~640M TM-TT67618F-625M-130M-N 130M
641~660M TM-TT63366B-650M-120M-N 120M
661~700M TM-TT63333F-666M-135M-N 135M
701~750M TM-TT63337F-725M-120M-N 120M
751~800M TM-TT63367B-770M-120M-N 120M
801~830M TM-TT63348F-805M-140M-N 140M
831~860M TM-TT67859F-850M-100M-N 100M
861~900M TM-TT63353F-900M-165M-N 165M
901~930M TM-TT67861B-925M-120M-N 120M
931~950M TM-TT67868B-933M-120M-N 120M
951~975M TM-TT67862B-975M-120M-N 120M
976~1000M TM-TT63338F-980M-120M-N 120M
1001~1100M TM-TT67864B-1075M-120M-N 120M
1101~1180M TM-TT63339F-1160M-120M-N 120M 
1181~1250M -----------------------  120M 
1251~1300M TM-TT63362F-1300M-200M-N 200M 
1301~1500M TM-TT67684A-1405M-110M-N  110M 
Note:
You can request to bui
ld-in all Standard Broad Band Helical Filters into Module Type.

 


Temwell Corporation / Temstron Co., Ltd.

   8F-1,No.51, Sec.1,Min Sheng E. Rd.,Taipei, Taiwan    Tel:886-2-25652500 ( 7 Line )    Fax: 886-2-25515250  /  886-2-25652287    

E-Mail : sales@temwell.com.tw

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