AVT1700 A

We present a digital tape recorder module for repeatedly recording and reading audio signals. It is characterized by high quality of recorded sound and simplicity of construction and operation.
The module uses the ISD17xx series. It offers many useful functions including two control modes. The serial mode uses the SPI interface. Standard mode allows you to control the device using traditional buttons. The whole device is small and reliable - without any mechanical elements that may affect the quality of recorded / played sounds.

The device is especially recommended wherever there is the need to record sound, also as a toy

Selected parameters:

• recording of audio messages
• maximum recording time 20 - 480s (depending on the type of ISD system and settings)
• durability of the record of 100 years
• playback of a single message, loops of messages
• jump to the next message, delete messages
• eight-level volume control
• control by buttons or via the SPI interface
• built-in microphone
• power supply - 8-12V
• printed circuit board and documentation included
  There are versions with a set of self-assembly elements for individual ISD17xx series circuits.
  
  Detailed description in
  EP 12/08