Here is an EMS unit - at a price I can afford. Are the parameters ok?
NeuroTrac 4™ Sports XL
Dual Channel with 4 lead wires [8 electrode positions]
Max current m A output 90 on each channel
Constant Current
Symmetrical Bi Phasic waveform
Pulse width 50 to 330microsecs
Frequency selection 2-100Hz
Time selection 1 to 90 mins
Ramp up 0.1 to 9.9 secs
Delay time of 0.0 to 3.90 secs in Simultaneous mode
Work/Rest or Continuous stimulation mode
Up to 5 phasescan be programmed per custom program.
Phases in each programme can be skipped while the stimulation is
working
21 preset programmes and 3 custom programmes
In the lock mode the unit can be locked to measure time in use and the
average current.
Automatic switch off after 4 minutes if unit not in use
Two manuals:operating and electrode placement manual
Low battery indicator
Open circuit detector at 500 Kilo ohms