1. In terms of a studio flash unit, is there a difference between a generator and a power pack?
The difference with a monoblock or monolight flash units is that they have to be plugged into the mains and the 'generator' is housed in the head of the unit where as the power pack can be attached to the mains
2. What is the unit or units of measurements that describes a studio flash output level?
Watt-Seconds (W/s) or Joules (J). "A Watt Second is NOT a measure of light output, it's a measure of electrical energy.
3. What is the difference between symmetrical and asymmetrical flash power output?
- ability to adjust one channel without affecting the other.
4. What is a modelling light and how is it used in practice?
A constant light when turned on to give an indication of the effect that the flash will have.
