Based on the ISD1730 chip, this card allows you to record and play voice messages of up to 20 seconds.
The card has a microphone, audio input, 8 ohm speaker, AUX output, function control buttons and an LED that lights up when the chip is being recorded.
Power supply from 2.4 V to 5.5 V, dimensions (mm): 91.45 (length) x 68.60 (width) x 1.6 (thickness), mounted recorder weight: 74 grams.

Buttons functions

Button	Function	Description
SW1	Reset	Reset
SW2	Record	Pressing this button starts recording the message. If an audio signal is present at the analog input, pressing the SW2 and SW7 buttons together will record this audio signal.
SW3	Play	Reproduces the recorded message.
SW4	Erase	Delete the messages.
SW5	Forward	Next message.
SW6	Volume	Volume adjustment - 8 levels.

The Kit includes

PCB
ISD1730 (U1)
Microphone (X1)
Resistor:
- 100 kohm (R6, R7, R8)
- 4,7 kohm (R1, R2, R3, R4, R5)
Capacitor:
- 470 µF 50V (C4)
- 22 µF 35V (C2, C6, C7, C11, C12)
- 100 nF (C1, C3, C5, C8, C9, C10, C13, C14, C15, C16)
Green LED (D1)
Diode 1N5819 (D2)
Screw (J1, J4)
Button (SW1, SW2, SW3, SW4, SW5, SW6, SW7)
Speaker 8 ohm 1 watt

Documentation

Vocal Recorder/Player 20 seconds

Brand: Futura Group Srl
Product Code: 7719-AUDIORECPLAY

Discontinued product

0 reviews / Write a review

Tags: Vocal, Recorder, Player, ISD1730