Set oscillator to 1700 Hz for primary tone, 800 Hz for secondary.
The phrase describes a specific auditory icon : the short, urgent, often double-toned chirp that plays when a police officer receives a text message or data transmission on a modern two-way radio (walkie-talkie) or handheld terminal (e.g., a Motorola APX or Harris XL series). message ringtone police woki toki
Use a square wave with 20% duty cycle (sounds harsh and electronic) or a triangle wave for a slightly softer "digital" chirp. Set oscillator to 1700 Hz for primary tone,