![]() Please only do this with a safe you own – we accept no liability for misuse. Portable ZX-Spectrum emulator supports Z80 128K (Pentagon) AY/YM. Using this technique you can detect when you hit a correct number and start dialing the other way. Portable ZX-Spectrum emulator based on UnrealSpeccy 0.37.3 by SMT. Turning the dial slowly, you can ‘hear’ when a tumbler drops in, because the spectrum of the sound will be very slightly different than turning one ‘normal’ tick (depending on the build quality of the safe or combination lock). As people age over 20 years, their aural perception range drops well below 21 kHzĪnother use case would be to help you get into a safe or combination lock for which you have forgotten the code: Use the spectrum analyzer with your device acoustically coupled to the safe’s dial – for mechanical tumblers only. Measuring audio signals just outside human perception. Coming from the same developer of CCleaner and licensed as a freeware, Speccy is a system utility that reveals a lot of information about your hardware and.Identifying audio signals obscured to the human ear by noise. ![]() Sound checking venues PA systems and in-car stereos.Assessing environmental noise for health and safety.Speccy has a number of applications, such as:
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