The Spectra 1738 v2.40, manufactured by Paradox (Part ID: 1738), is a high-performance signal processing unit designed for audio applications. It features advanced digital signal processing (DSP) capabilities, multiple input/output options, and customizable settings to deliver optimal sound quality. This component is ideal for use in professional audio systems, home theaters, and other sound engineering applications where precision and flexibility are critical.
Parameter | Specification |
---|---|
Operating Voltage | 5V DC |
Power Consumption | 1.2W (typical) |
Input Channels | 2 (stereo) |
Output Channels | 2 (stereo) |
Signal-to-Noise Ratio | 110 dB |
Frequency Response | 20 Hz to 20 kHz |
Total Harmonic Distortion | < 0.01% |
DSP Resolution | 24-bit |
Sampling Rate | 48 kHz |
Communication Interface | I2C |
Operating Temperature | -10°C to 60°C |
Dimensions | 50mm x 30mm x 10mm |
Pin Number | Pin Name | Description |
---|---|---|
1 | VCC | Power supply input (5V DC) |
2 | GND | Ground connection |
3 | SDA | I2C data line |
4 | SCL | I2C clock line |
5 | IN_L | Left channel audio input |
6 | IN_R | Right channel audio input |
7 | OUT_L | Left channel audio output |
8 | OUT_R | Right channel audio output |
9 | RESET | Active-low reset pin |
10 | CONFIG | Configuration pin for custom settings |
The Spectra 1738 v2.40 can be easily interfaced with an Arduino UNO for configuration and control via the I2C interface. Below is an example code snippet:
#include <Wire.h> // Include the Wire library for I2C communication
#define SPECTRA_ADDR 0x40 // I2C address of the Spectra 1738
void setup() {
Wire.begin(); // Initialize I2C communication
Serial.begin(9600); // Initialize serial communication for debugging
// Reset the Spectra 1738
pinMode(9, OUTPUT); // Set Arduino pin 9 as output for RESET
digitalWrite(9, LOW); // Pull RESET pin low
delay(10); // Wait for 10ms
digitalWrite(9, HIGH); // Release RESET pin
delay(100); // Wait for the component to initialize
// Configure the Spectra 1738
Wire.beginTransmission(SPECTRA_ADDR);
Wire.write(0x01); // Example register address
Wire.write(0x80); // Example configuration value
Wire.endTransmission();
Serial.println("Spectra 1738 initialized and configured.");
}
void loop() {
// Example: Read a status register from the Spectra 1738
Wire.beginTransmission(SPECTRA_ADDR);
Wire.write(0x02); // Example status register address
Wire.endTransmission();
Wire.requestFrom(SPECTRA_ADDR, 1); // Request 1 byte of data
if (Wire.available()) {
byte status = Wire.read();
Serial.print("Status: ");
Serial.println(status, HEX);
}
delay(1000); // Wait for 1 second before the next read
}
No Output Signal
Distorted Audio
I2C Communication Failure
Component Overheating
Q: Can the Spectra 1738 v2.40 process mono audio signals?
A: Yes, you can use either the left or right channel input for mono signals.
Q: What is the default I2C address of the Spectra 1738?
A: The default I2C address is 0x40
.
Q: Can I use the Spectra 1738 with a 3.3V microcontroller?
A: Yes, but you will need a level shifter for the I2C lines to ensure compatibility.
Q: How do I reset the component to factory settings?
A: Pull the RESET pin low for at least 10ms, then release it.
This documentation provides a comprehensive guide to using the Spectra 1738 v2.40 effectively in your audio projects. For further assistance, refer to the manufacturer's datasheet or contact Paradox support.