Basic Filters

For many years Kemo has produced an extensive range of basic fixed frequency, carrier cards and rack based systems.
This range has been updated, and many are now held in stock for quick solutions to your noisy signals.

CardMaster 1 - easy to use single channel filter card, gain, versatile inputs.
4-20 mA Filters -DIN rail mounting, fixed and variable frequency versions, gain.
DIN Rail filter - fixed and variable versions, gain, versatile inputs, DIN rail mounting.
PocketMaster - 1200 Series single channel fixed frequency, internally set gain
                       1600 Series variable frequency and gain.
CardMaster 21.2 - 2 channel rack filter card, fixed and variable frequency, gain.
CardMaster 21.255G - single channel rack card, 255 filter steps, gain set on front panel, versatile input.
6U/1600G - 8 channel VME card, versatile input, programmable 255 filter steps and gain.


CardMaster 1 - The basic Filter Card  Now available ex-stock
The CardMaster 1 is a very easy to use basic Filter Card. A great solution to those small noisy signals. It is supplied tested and set up with either a 1200 or 1600 series filter module fitted. 
  • Input - Single ended / differential
  • Fixed frequency - 1200 series filter module
  • 255 Filter steps - 1600 series filter module
  • AC / DC coupling, IEPE (4mA 24V)
  • Input Gain - 0, +20,+40,+60 dB. (X1,10,100) and user
  • Power - DC 9-30 Volts 3W 
  • Connections - Screw terminal
      CardMaster 1 pdf data sheet (120 kB) 
    Click here for the CardMaster 1 page.

PocketMaster Series - The basic Filter Unit  Now available ex-stock
A great solution to those small noisy signals in the lab.
PocketMaster 1200's are fixed frequency and gain.
PocketMaster 1600's have variable gain and frequency.

Supplied tested and set up
in a solid case
  • Input - Single ended / differential
  • Input Gain
    1200s Internally set - 0, +20,+40,+60 dB. (X1,10,100)
    1600s External switch - 0, +20,+40,+60 dB. (X1,10,100)
  • Frequency
    1200s 0.1 Hz to 500 kHz fixed 
    1600s 1 Hz to 25 kHz 8 steps with 1:128 range, external switch.
  • Signal level - + / - 10 V 
  • Input Coupling - AC (0.17Hz) / DC / IEPE (24V, 4 mA)
  • Power - DC 9-30 Volts 3W  
  • Connections - BNC
      PocketMaster pdf data sheet (84 kB) 
    Click here for the PocketMaster page.
Kemo PocketMaster - compact portable signal filters

DIN Rail filtering systems - 4-20mA versions
Usually available ex-stock.

A great industrial solution to those small noisy signals.
DR 1200s are fixed frequency and gain.
DR 1600s have variable gain and frequency.
4-20mA versions.
Supplied tested and set up in a DIN Rail case. 

  • Input - Single ended / differential
  • Input Gain - 0, +20,+40,+60 dB. (X1,10,100)
  • Frequency - 1200s 0.1 Hz to > 500 kHz fixed 
  • Frequency - 1600s 1 Hz to 127 kHz
  • Signal level - + / - 10 V 
  • Input Coupling - AC (0.17Hz) / DC / IEPE (24V, 4 mA)
  • Power - DC 9-30 Volts 3W  
  • Connections - front screw terminals.
      DIN rail filter pdf data sheet (82 kB) 
    Click here for the DIN Rail filter page
Kemo DIN Rail filter - quick and easy to install

CardMaster 21.2 -Dual Channel Rack Card
The CardMaster 21.2 is 2 channel rack mounted Filter Card. It is designed to be configured to meet a wide range of fixed or selectable frequency applications. It is supplied tested and set up with either  1200 or 1600 series filter modules fitted. 
  • Input - Single ended / differential
  • Input Gain - 0, to +60 dB. (X1 - 100) selectable per channel
  • Frequency - 1200s 0.1 Hz to > 500 kHz fixed 
  • Frequency - 1600s 1 Hz to 127 kHz
  • Signal level - + / - 10 V 
  • Input Coupling - AC (0.17Hz) / DC / IEPE (24V, 4 mA)
  • Racks - 5 slot or 18 slot AC or DC power
  • Connections - BNC.
      CardMaster 21.2  pdf data sheet (36 kB) 
    Click here for the CardMaster 21.2 page
 

CardMaster 21.255G - 255 Filter steps Gain to x500 (+54dB) front panel control
The CardMaster 21.255G is a rack mounted Filter Card, with 255 steps of filtering set on the front panel. It includes user selectable input gain and coupling
  • Filter cut-offs from 1 Hz to 127 kHz
  • 254:1 adjustment of cut-off frequency
  • Gain in 1,2,5, steps to x 500 (+54dB)
  • Signal level indication
  • Filter bypass
  • Range of Standard Filter Responses
  • 2 Rugged Racks, AC or Optional DC power 
  • Single ended / Differential / IEPE inputs
  • Computer Control options
  • Input overload indication
  • BNC inputs & outputs
  • Usually ex-stock
        CardMaster 21.255G pdf data sheet (32kB)
    Click here for the CardMaster 21.255G page
Kemo CardMaster 255G filter card with gain      CardMaster 255G - 255 step filter card with gain    
  

6UG/1600 - Programmable VME Card
with programmable frequency and gain
8 Channel VME card with programmable frequency and gain.
Good system building block.
  • 6U VME and 'B' size VXI card.
  • Models covering 0.1 Hz to 255 kHz
  • Gain to + 58 db ( x600 )
  • AC / DC input
  • Single ended / Differential Input
  • RS 232 text based control
  • Windows driver
      6UG/1600 pdf data sheet (86 kB)
    Click here for the 6UG/1600 page.
Kemo 8 channel electronic filter VME card with programmable freqency and gain

Kemo Limited
3 Brook Court,
Blakeney Road,
Beckenham, Kent,
BR3 1HG.
United Kingdom

Tel:  +44 (0)20 8658 3838 
Fax: +44 (0)20 8658 4084
Kemo Inc.
5 Northbrook Way
Greenville,
SC 29615.
U.S.A.
 

Tel:  (864) 297 2522
Fax: (864) 675 1530