NBC 2009August2
Electrostim
More electrostim excitement ensued. Once again, driving signal generator output backwards through a transformer extracted from a wall-wart into 3M red dots on our valiant experimenter.
| Subject | V | mA | f | Perception |
|---|---|---|---|---|
| MikeW | 11 | 0.5 | 60 | initial sensation |
| MikeW | 14 | 0.6 | 60 | Definitely feel tickle |
| MikeW | 18 | 0.9 | 60 | muscle contractions (bordering on v. uncomfortable) |
| MikeW | 22 | 1.2 | 60 | stops being fun |
| Rachel | 6 | 0.15 | 60 | initial sensation |
| Rachel | 12 | 0.5 | 60 | can distinguish brief pulses |
| Rachel | 14 | 0.9 | 60 | distinct buzzing and less precise location sensation when tapping |
| Rachel | 16 | 1.0 | 60 | muscle twitches in hand |
| Rachel | 18 | 1.25 | 60 | distinctly uncomfortable |
| Orion | 7 | 0.2 | 60 | initial sensation |
| Orion | 10 | 0.5 | 60 | distinct sensation |
| Orion | 15 | 1.0 | 60 | strong muscular influence |
| Mikolaj | 7 | 0.2 | 60 | can feel it |
| Mikolaj | 11 | 0.7 | 60 | sharp tingling sensation |
| Mikolaj | 13.5 | 0.9 | 60 | pins & needles |
| Mikolaj | 17 | 1.2 | 60 | can't straighten middle finger. done! |
| Mikolaj | 11.5 | 0.9 | 80 | slightly more pronounced than at 60 Hz |
| Mikolaj | 13 | 0.9 | 120 | not huge difference with 80 Hz |
| Mikolaj | 9 | 0.6 | 5 | feels like 5 Hz tapping |
| Mikolaj | 7 | 0.4 | 10 | starts to feel like tapping |
| Mikolaj | 12.5 | 1.0 | 10 | uncomfortable |
| Mikolaj | 11 | 1.1 | 7 | finger twitches at 7Hz |