High frequency 5-75mhz audio signal jammer -- 2

Job ID: 34678304

Budget: £250 – £750 GBP

I need a HF (high frequency) audio signal jammer powered by UK mains

It should cover the area of a house and will need to successfully function to jam all frequencies in between 5-75mhz ONLY

Sensible replies only. Please mention '5-75mhz' in your cover letter to make sure you have read and understood this

What do you recommend? Lets discuss your strategy