| Write/Read | About Integrated Pulsed App | 
| Description | Sets the pulse repetition frequency (PRF) for ALL internal pulse generators. This setting is equal to 1/period which is set with PrimaryPeriod Property Note: On the Pulse Setup dialog, this command is a "Basic" setting, intended to be used with the 'Auto' selections set to ON. | 
| VB Syntax | pulse.PrimaryFrequency = value | 
| Variable | (Type) - Description | 
| pulse | A PulseMeasurementControl (object) | 
| value | (Double) PRF in Hz. | 
| Return Type | Double | 
| Default | 1 kHz | 
| Examples | pulse.PrimaryFrequency = 1e4 'Write | 
| value = pulse.PrimaryFrequency 'Read | |
| C++ Syntax | HRESULT get_PrimaryFrequency(double* value); HRESULT put_PrimaryFrequency(double value); | 
| Interface | IPulseMeasurementControl2 |