Tungsten Electrodes, A

Tungsten Electrodes, A

Tungsten profile A electrodes can be used for recording or stimulation. Profile A metal electrodes look like the image below. A comparison of the tungsten profile A electrodes is at the bottom of the page.

ProfileASingleelectrodes

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Tungsten Metal Electrodes Profile A, 76 mm, 1µm Comparison Chart


Item
Length Insulation
Thickness
Shaft
Diameter
Nominal
Impedance
±20%
Tip
Diameter 
Typical Use
TM31A10  76mm  0.127 mm 1.0 MΩ  Multi unit and single unit recording and microstimulation 
TM31A20 76mm  0.127 mm 2.0 MΩ Multi unit and single unit recording and microstimulation 
TM31A50 76mm  0.127 mm 5.0 MΩ Multi unit and single unit recording and microstimulation 
TM31C05  76mm  0.081 mm 0.5 MΩ 1-2µ Recording from small tightly packed cells 
TM31C10  76mm  0.081 mm 1.0 MΩ 2-3 µm Recording from small tightly packed cells 
TM31C40  76mm  0.081 mm 4.0 MΩ 2-3 µm Recording from small tightly packed cells 
TM33C05  76mm  0.081 mm 0.5 MΩ 2-3 µm Single unit and stim / chronic use
TM33C10  76mm  0.081 mm 1.0 MΩ 2-3 µm Single unit and stim / chronic use
TM33C20  76mm  0.081 mm 2.0 MΩ 2-3 µm Single unit and stim / chronic use
TM33C40  76mm  0.085 mm 4.0 MΩ 2-3 µm Single unit and stim / chronic use

 

Tungsten Metal Electrodes Profile A, 76 mm, 3µm Comparison Chart


Item
Length Insulation
Thickness
Shaft
Diameter
Nominal
Impedance
±20%
Tip
Diameter 
Typical Use
TM33A05  76mm  0.127 mm 0.5 MΩ  2-3 µm Multi unit and single unit recording and microstimulation 
TM33A10  76mm  3µ  0.127 mm 1.0 MΩ  2-3 µm Multi unit and single unit recording and microstimulation 
TM33A20 76mm  0.127 mm 2.0 MΩ 2-3 µm Multi unit and single unit recording and microstimulation
TM33B01  76mm  0.256 mm 0.1 MΩ 2-3 µm Single and multi unit recording and microstimulation
TM33B05  76mm  0.256 mm  0.5 MΩ 2-3 µm Single and multi unit recording and microstimulation
TM33B05H  76mm  0.256 mm  0.5 MΩ 2-3 µm Single and multi unit recording and microstimulation
TM33B10  76mm  0.256 mm 1.0 MΩ 2-3 µm Single and multi unit recording and microstimulation
TM33B10H 76mm  0.256 mm 1.0 MΩ 2-3 µm Single and multi unit recording and microstimulation
TM33B20  76mm  0.256 mm 2.0 MΩ 2-3 µm Single and multi unit recording and microstimulation
TM33B20H 76mm  0.256 mm 2.0 MΩ 2-3 µm Single and multi unit recording and microstimulation
TM33B15B 76mm  0.256 mm 1.5 MΩ 2-3 µm Multi unit and single unit recording and microstimulation
 

Tungsten Metal Electrodes Profile A, 127 mm, 3µm Comparison Chart


Item
Length Insulation
Thickness
Shaft
Diameter
Nominal
Impedance
±20%
Tip
Diameter 
Typical Use
TM53B05 127mm 0.254 mm 0.5 MΩ Deep penetrations
TM53B10 127mm 0.254 mm 1.0 MΩ Deep penetrations
TM53A20 127mm 0.254 mm 2.0 MΩ Deep penetrations for single and multi unit recording and stimulation
TM53A15 127mm 0.254 mm 1.5 MΩ Deep penetrations for single and multi unit recording and stimulation
TM53A05 127mm 0.127 mm 0.5 MΩ Deep penetrations for single and multi unit recording and stimulation
TM53B20 127mm 0.254 mm 2.0 MΩ Deep penetrations
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