Mosquito Repellent Apps: Do Ultrasonic Sound Devices Work?
Apps like Anti Mosquito claim to emit a high frequency sound that keeps
mosquitoes ... Old unproven ultrasonic repellant emerges in a new form ...
difference between the numbers trapped when the devices were switched on or
off, when all ...
Electronic pest control is the name given to any of several types of electrically
powered devices ... Studies on ultrasound pest control devices have been
described as ineffective, a waste of money ... to the test to suggest that EMRs had
any repellent effect on mosquitoes, and therefore no evidence to support their
GM 3200- Mosquito Repeller (Electronic with LED): Amazon.in ...
LED and indicator; No chemical, fumes, sprays, smell, mess and traps; Plug-in
and .... Inditradition Electronic Mosquito and Insect Killer Cum Night Lamp (White,
Plastic) ... Avoid Inhaling Toxic Fumes with an Ultrasound Mosquito Repeller.
as sound above 18,000 Hz. Ultrasonic devices are typically ... Figure 1 The
number of sonic pest (repellent) device patents in the United States starting with
the first patents in the .... loudspeakers, to attract male mosquitoes to traps (Kahn