To protect the garden in the country, people acquire special devices to scare away birds. Many models are also suitable for rodents. Devices differ in power, operating frequency and type of power source. Some repellers only work on 220 V.
The minimum frequency parameter reaches 30 kHz. Power fluctuates around 4 watts on average. Devices work on the principle of ultrasonic radiation. For this, the models have a compact resonator.
Bird devices
Models for birds are usually made with a stand. The case is protected and not afraid of bad weather. Power is supplied by lithium batteries. It should also be noted that on the market are models with several speakers. Resonators are most often used single-junction type.
If we talk about powerful modifications, then they have a damper. It is intended to enhance the ultrasonic signal. There is a quality repeller in the region of 1,500 rubles.
Modifications for rodents, mice and moles
Repellers of this type are distinguished by their compactness. Dampers in many models are installed single-junction type. It should also be noted that the minimum frequency parameter in the devices is 25 kHz. Modern models work by periods. Indication system is absent in most repellers. However, the power of the models can be adjusted using the knobs. A user can purchase a good ultrasonic rodent repeller in the market for 1 thousand rubles.
DIY model
Making ultrasonic bird repeller yourself is quite difficult. To assemble the model, a single-junction resonator is required first. The case in this case is plastic. You will need lithium batteries to power the system . The piezoelectric element must be connected to the resonator. To emit a device, speakers of various powers are used. In this case, a 5 W model is suitable.
Weitech WK 0020 Reviews
The specified ultrasonic bird repeller receives good reviews from consumers. In this case, the resonator is of a single junction type. The repeller frequency parameter is small. This model weighs only 130 g. According to the documentation, it is allowed to install it on the ground. For rodents, the model fits perfectly. In total, the device uses one piezo emitter. Damper with amplifier in this case is absent. The principle of operation of the modification is based on ultrasonic radiation, which acts on the nervous system of birds.
For people, this repeller is harmless. Also, he is not able to harm pets. The maximum frequency reaches 45 kHz. In hot weather, the model is allowed to be used. The repeller is not afraid of high humidity. The girth of the speaker in the device reaches 160 degrees. There are no chemicals in it. There is an ultrasonic bird repeller Weitech WK 0020 about 1300 rubles.
Parameters of the Zenga 50 model
This ultrasonic rodent repeller can also be used for insects. Poisons are not used in this case. The operating range of the presented model is 240 square meters. meters. According to the documentation, the repeller frequency parameter is 55 kHz. Power model is at 4 watts. In total, the device uses two speakers. It is recommended to install the model on a small stand. It is also important to note that she has a damper with an amplifier. This repeller works by periods. You can buy this modification in the store for 1100 rubles.
Characteristics "Zenga 60"
This bird repeller is suitable for a large area. The minimum frequency of the device is 33 kHz. Installing the model is allowed without a stand. The operating voltage of the device is 220 V. It is also important to mention the compact size. The repeller weighs only 140 g.
The damper is installed with an amplifier. The resonator itself is of a two-junction type. The working period of the specified device is three minutes. The body of the repeller is made of plastic. The protection system is used by the IP 20 series. Poisons are not used in the manufacture of the device. With repelling rodents, the model does an excellent job. This repeller is for sale at a price of 1300 rubles.
Pest 3300 Devices
This bird repeller is very effective. The operating range of the presented model is 230 square meters. meters. The power of the repeller is 4.5 watts. The case of the device is made of plastic and is not afraid of high temperature. It is also important to note that the model uses a damper with an amplifier. Ultrasonic radiation directly emanates from a single-junction resonator. This repeller is able to very quickly affect the nervous system of even rodents. However, for pets it is harmless.
Quite often, the specified repeller is purchased by large enterprises. The minimum modification frequency is at around 30 kHz. There is no display system in the device. If necessary, the radiation power can be adjusted. This repeller does not affect human health. The manufacturer recommends installing the device on a small stand. The battery is not provided in this case. This ultrasonic repeller (market price) is worth about 1 thousand rubles.
Pest 2240 reviews
This ultrasonic bird repeller receives only positive feedback from customers. The damper in this case is used with an amplifier. According to the documentation, the operating voltage of the model is exactly 220 V. In turn, the power is 5 watts. The range of the repeller does not exceed 300 square meters. meters. The working period is two minutes.
If necessary, the radiation power can be adjusted. The case is made of plastic. The minimum modification frequency is 30 kHz. The girth of the speaker is not more than 130 degrees. The resonator for radiation is a single-junction type. It is also important to note that the model uses a kenotron to amplify radiation. You can buy this repeller for only 800 rubles.
Parameters of the Pest 5098 model
Presented ultrasonic bird repellents are in great demand. First of all, it is important to note that they cope with both small insects and large rodents. However, no harm is done to humans. The speaker in this case is installed only one. The resonator itself is of a two-junction type. The operating voltage of the model is 220 V.
The body of the repeller is standard - made of plastic. You can install the specified model directly on the ground. For pets, the modification is harmless. Chemical reagents are not involved in the manufacture of the device. The sound pressure of the repeller presented is 130 dB. If necessary, the radiation intensity can be adjusted using the regulator. A user can buy a repeller in a store for 1300 rubles.
Features Riddex 5
These ultrasonic bird repellents are ideal for large areas. Quite often, large agricultural enterprises acquire this model. The power of the repeller is at around 4 watts. In turn, the operating voltage is 220 V. The range of the system does not exceed 330 square meters. meters. For pets, the device is harmless.
Poisons in the production of the model are not involved. Installation, according to the instructions, is done on the ground. Stand in this case is not required. The minimum repeller frequency is 45 kHz. You can buy it for 1400 rubles.
Riddex7 Devices
This bioacoustic bird repeller is made on the basis of a pulsed kenotron. The maximum frequency of the device is 40 kHz. The operating voltage of the model is at 230 V. In turn, the power of the repeller is 4 watts. The range of the device does not exceed 200 square meters. meters. For rodents and insects, this model is suitable.
It is also important to note that the device does not harm human health. The speaker in this case uses only one. The angle of its girth is 230 degrees. The manufacturer recommends installing the model on a stand. The resonator in the device is provided with a single junction type. The case is standardly made of plastic and can be safely operated in the heat. The user can buy a repeller at a price of 1300 rubles.
Riddex 10 Reviews
Many buyers respond well to this bird repeller. It is also suitable for insects. In this case, one piezo emitter is installed. Its power is 5 watts. The working period of this modification is three minutes. This model very quickly affects birds.
The battery in this case is missing. The device works only from a network with a voltage of 220 V. The maximum frequency of the device is 56 kHz. The speaker is located next to the resonator. The model weighs only 140 g. A damper is not provided. You can buy a repeller for 900 rubles.
Garden 70 model parameters
This electronic bird repeller is very compact, but extremely effective. For insects and rodents, it is suitable. The minimum frequency of the device is 30 kHz. The damper in it is used with an amplifier. The resonator itself is of a two-junction type.
The maximum frequency of the model is at around 60 kHz. The battery in the device is lithium type. The working period of the modification is two minutes. The power of the repeller itself is 6 watts. You can buy it for 1200 rubles.
Features Garden 75
These ultrasonic bird repellers are based on a single junction resonator. The difference of this model is in high power. The operating range of the device is 320 square meters. meters. According to customers, it is suitable for rodents.
The working period of the presented model is three minutes. Directly housing is completely sealed and not afraid of moisture. The maximum repeller frequency is at around 50 kHz. The damper is not provided in the device. It is allowed to install it on the ground without a stand. The user can buy a repeller for 1 thousand rubles.
Garden 90 Devices
These ultrasonic bird repellers are valuable for their compactness. Garden 90 weighs only 130 g. The working period of the specified model is two minutes. Directly the power of the device is at around 3 watts. The lithium battery lasts a long time.
The cenotron in the device uses a pulse type. The frequency of the repeller is 55 kHz. There are no chemicals in this model. It is also important to note that the sound pressure is 130 dB. You can buy a repeller for 1200 rubles.