TEC-B-01

  • Designed for student courses
  • Works only in combination with BA amplifiers
  • Upgrade your BA with a current electrode

Ordering

Part No. Description
TEC-B-01 High voltage amplifier to upgrade of BA for real two electrode VC and CC

Technical Data

Modes of Operation
CC: Current Clamp mode
VC: Voltage Clamp mode
OFF: Current- and Voltage Clamp disabled, BA amplifier operational
EXT: External mode
MODE selection: by rotary switch

Headstages
Potential headstage
Bridge amplifier headstage is used for potential measurement
Current headstage
Operating voltage: ±45 V
Input resistance: >1012 Ω
Electrode connector: BNC, shield is grounded
Ground: 2.4 mm connector or headstage enclosure
Size: 23 x 70 x 26 mm, enclosure grounded
Holding bar: diameter 8 mm, length 10 cm
Current range:
450 nA / 100 MΩ or 4.5 µA / 10 MΩ


Current electrode parameter controls:
Offset compensation: ten-turn control, ±1200 mV


Electrode Resistance Test:
obtained by application of square current pulses ±10 nA, display XX.X MΩ, selected by switch


Current Outputs:
Filtered output: sensitivity: set by current range switch, with low-pass Bessel filter, output
impedance 50 Ω
Current range switch: 1 µA / V, 10 µA / V or 100 µA / V
DISPLAY: XX.XX µA


Current Output Filters:
One-pole low-pass Bessel filter
6 corner frequencies: 100, 300, 500, 1k, 3k or 5k Hz.


Current Clamp (current stimulus input from bridge amplifier):
Inputs: 100 nA / V
Input impedance: >100 kΩ
HOLD: X.XX µA, ten-turn digital control with -/0/+ switch, maximum 1000 nA.


Voltage Clamp:
Input sensitivity: ±10 mV
Input impedance >100 kΩ
HOLD: XXX mV, ten-turn digital control with +/0/- switch, maximum 1000 mV