15/20/30/60 second recording module product development and application
Release time: 2017-10-26 14:57:24
Commonly used recording modules can be divided into 10 seconds / 20 seconds / 40 seconds / 60 seconds, and the power supply method is usually AG10 battery power supply, which is convenient and compact for the installation of various gift products.
This module is a flash lightning simulation module that directly stores voice recording and playback, with functions such as recording and playback. The characteristics of this module are good sound quality, low price, small size, can directly use speakers as recording and playback components, can use no microphone, can use wire recording, not afraid of power failure, can record 100,000 times repeatedly, low power consumption, and A power switch, etc. may not be provided. This module is commonly used in portable voice recorders, language learning devices, industrial and consumer electronics.
1. Main parameters and performance of the recording module:
Working voltage: 5V, up to 7V.
Recording and playback time: 15s/20s/30s/60s
The maximum input voltage of the microphone: 20mV.
Microphone input impedance: 10kΩ.
Speaker output power: 12mW.
Speaker impedance: 8Ω or 16Ω.
2. The pins and functions of the recording module:
1 pin: LINE line recording input.
2 feet: I/0 speaker -.
3 feet: I/0 speaker +.
4 feet: Vcc power supply, 5 ~ 6V.
5 feet: GND ground.
6 feet: REC recording switch.
7 feet: recording indication LED.
8 feet: PLAY playback switch.
