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Model 900RB - Resistance Decade Box

  • 6 Decade resistance substitution box
  • 1 ohm to 999999 Kilo ohms
  • Tolerance 10% (1ohm range)  to 0.2%
  • Stability 150ppm/deg c
  • 4mm terminal posts
  • Compact

This unit is used to simulate resistances from 1 to 999999 Kohm. The value is set with the 6 decade push switch and the resistance selected is displayed in ohms

Tolerances: Decade 1, 10% (1 - 9 ohms), decade 2, 1% (10 ohms - 900 ohms), Decades 3 - 6, 0.2% ( 100 ohms - 900 Kohms)

Stability  150 ppm/deg C

Power Rating: Decade 1 & 2 - 1W, decades 2 - 6 0.5W

Current Rating Switching current - 75mA, Carrying 1 A (subject to maximum power rating)

Residual Resistance: Less than 150milli-ohms per decade

Dimensions  113 x 71 x 50mm (75 including terminals)

 

Picture: Model 900RB

Model 800CB - Capacitive Decade Box

  • 5 Decade capacitive substitution box
  • 100pF to 9.9999uF
  • Tolerance 2% 
  • Stability 250ppm/deg c
  • 4mm terminal posts
  • Compact

This unit is used to simulate capacitors from 100pF to 9.9999uF. The value is set with the 5 decade push switch and the capacitance selected is displayed in microfarads.

Tolerance  2% all decades

Stability:  250 ppm/ deg C

Residual Capacitance: Less than 50pF

Dimensions  113 x 71 x 50mm (75mm including terminals)

 

  Picture: Model 800CB

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