Do you need to buy a lie detector? Do you want to know how to buy one? If so, read our tips for buying lie detector. Keep reading for more details on the different types of lie detectors available, as well as how it works and its accuracy. The main purpose of a lie detector is to measure your body’s responses to being questioned. It usually measures changes in blood pressure, pulse and breathing rate. Some also measure the electrical conductivity through the skin. Lie detectors measure how well you respond to lying by measuring several bodily responses or indicators. The following are Tips for buying lie detector:
- What type of lie detector will be suitable for my needs?
There are several different types of lie detectors available on the market today. The main types include:
- Magnetic – Electrolytic – Hand-held – Disposable – Loudenbacker or “Brownie” In addition to the different types, the following are features that you should consider before purchasing your next lie detector:
• Accuracy – A good quality and accurate lie detector is relatively inexpensive. If you want to purchase a more expensive lie detector, the main competition for accuracy are the hand held electrical devices.
• Type of questions – There are four main types of lie detectors: Verbal behavior, physiological behavior, non-verbal behavioral and blood pressure. The type of questions you ask will determine the type of device that is suitable for your needs.
• How you work – It is quite simple! The lie detector measures your heart rate and blood pressure while asking you questions. The results are then calculated by a computer to give you results.
• Portable – Portable lie detectors are also available. They are smaller in size and can easily be carried around. This is perfect for situations where fast results are needed and you need to know facts straight away.
• Other Important Factors – It is important to choose a device that will be able to keep up with your needs. If you want to be able to ask someone a lot of questions, the portable devices may not give you enough time or run too many questions before overheating.
- What questions do I ask?
The number of questions that you can ask by using a lie detector depends on the type of device. The main types used in the current market are:
- Verbal behavior lie detectors – You can ask unlimited questions
- Physiological behavior lie detectors- You can ask up to 10 questions
- Non-verbal behavioral lie detector- You can ask up to 15 questions
- Blood pressure lie detectors – You can ask up to 5 questions After realizing the type of questions you will be asking, choose a device that has more than 5 or 10 questions. If you want to make sure you have unlimited questions, choose a hand held device.
In conclusion, we hope that by reading our Tips for buying lie detector, you are now better equipped to choose a lie detector that will meet your needs. Choose a device that is accurate, has a lot of questions and gives you the results you want. Before purchasing a lie detector, be sure to read our buyer’s guide. Happy shopping!