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Components

Single Track Low-Profile Magnetic Head
SM-1150B
Specifications & Features:
  • Dimensions: (L x W x H) 
    11.0mm x 8.0mm x 5.0mm 
  • DCR:
    220ohm+/-15%, 105ohm+/-20%
    110mh+/-25%, 28mh+/-25% 
  • 1kHz inductance: 110mH 
Uses: Reading magnetic card
Double Track Low-Profile Magnetic Head
SM-2250B
Specifications & Features:
  • Dimensions: (L x W x H) 
    11.0mm x 8.0mm x 5.0mm 
  • DCR:
    220ohm+/-15%, 105ohm+/-20%
    110mh+/-25%, 28mh+/-25% 
  • 1kHz inductance: 110mH 
Uses: Reading magnetic card
Three Track Low-Profile Magnetic Head
SM-3350B
Specifications & Features:
  • Dimensions: (L x W x H) 
    11.0mm x 11.8mm x 5.0mm  
  • DCR:
    220ohm+/-15%, 105ohm+/-20%
    110mh+/-25%, 28mh+/-25% 
  • 1kHz inductance: 110mH 
Uses: Reading magnetic card
Single Track Card-Reading Magnetic Head
SM-1150
Specifications & Features:
  • Dimensions: (L x W x H) 
    11.0mm x 8.0mm x 9.6mm 
  • DCR:
    230ohm +/-20%, 200mH +/-17%  
  • 1kHz inductance: 110mH 
Uses: Reading magnetic card
Double Track Magnetic Head
SM-2250
Specifications & Features:
  • Dimensions: (L x W x H) 
    11.0 x 8.0 x 9.7mm  
  • DCR:
    280ohm /+-20%, 185ohm +/-20%, 135ohm +/-20%, 110mH +/-25%, 48mH +/-25%,
    28mH +/-25%
  • 1kHz inductance: 110mH 
Uses: Reading magnetic card
Three-Track Magnetic Head
SM-3350
Specifications & Features:
  • Dimensions: (L x W x H) 
    11mm x 11.8mm x 9.5mm  
  • DCR:
    110mH+/-25%, 48mH+/-25%, 28mH+/-25%, 280ohm+/-20%, 185ohm+/-20%,
    130ohm+/-20%
  • 1kHz inductance: 110mH 
Uses: Reading magnetic card
MICR Reader Magnetic Heads
SM-1150Q9 & SM-1150Q8
Specifications & Features:
  • Dimensions: (L x W x H) 
    14.5mm x 12.4mm x 15mm 
  • DCR:
    335mH +/-25%, 450 ohm +/-20%, 250mVpp +/-25%
  • EWT: 8.2 +/-0.2mm, 9.2 +/-0.2mm
Uses: Magnetic link character reading