If you need a lot of coverage or your are doing this a lot, they may be worth getting.
They do not have as much noise on the broadcast, they display audio levels on the screen (huge for catching problems) and they support balanced XLR input for less noise. Plus, everytime you double the power, you increase your range by 50%.
- $850 Warner 150Watt FM transmitter Ebay
- $500 Warner 50 Watt FM transmitter Ebay
- $150 Peavy PV 6 Mixer with global compression Guitar Center