Coleman Microwave Company

Coleman Microwave Company

Waveguide Individual Tuned Bandpass Filters

IW Series

IW Series Adjustable Filter Examples

 

iw_series-01.jpg (33614 bytes)
CMC Part No.: 400125
Frequency Range: 7.1 – 7.7 GHz
3 dB BW: 35.0 MHz
VSWR: 1.1:1 max. @ f0
Ins Loss: 0.3 dB max. @ f0
Rejection: 20 dB min. @ f0 ± 50 MHz

 

iw_series-02.jpg (35303 bytes)
CMC Part No.: 100750
Frequency Range: 10.7 – 12.7 GHz
3 dB BW: 45 MHz
VSWR: 1.3:1 max. @ f0 ± 10 MHz
Ins Loss: 1.2 dB max. @ f0 ± 10 MHz
Rejection: 60 dB min. @ f0 ± 135 MHz
Connector: SMA Female or
WR 75 Cover Flange

 
IW Series Adjustable Filter
 

The IW Series Filters are available in 2 through 6 cavities with tuning ranges from 1,600 – 40,000 MHz.  These units are constructed in lightweight aluminum and operate in the TE 111 cylindrical mode.  All filters in this series are temperature compensated and are designed to meet the latest military specification.  Variations in bandwidth and tuning range which are different from the standard units are available.  Please send us your specific requirements.

Standard Features Options
  • Individual screwdriver adjustment
  • Low cost
  • Low Insertion loss
  • VSWR 1.5:1 Max @f0
  • Aluminum construction
  • Temperature compensation
  • Modified 3dB BW
  • Modified tuning ranges
  • Mounting brackets
  • Coaxial input and/or output