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Specifications |
| Circuit type |
do-it-yourself kit |
| Device kind |
preamplifier |
| Supply voltage |
12V DC |
| Description |
This preamp is designed to work with four signal sources. Allows you to adjust the volume, treble, bass and balance. All adjustments are made digitally via I2C bus. The basic parameters of preamp: volume control range (1.25 dB step) -78 ... 0 dB. The adjustment range bass and treble (step 2 dB) -14 ... +14 dB. Balance adjustment range (1.25 dB step) -30 ... 0 dB. Signal / noise ratio - 106 dB. Channel separation - 103 dB. Distortion (THD V = 1Vrms, f = 1kHz) - 0.01%. System 2 is mounted on the printed circuit board size 221x77 mm and 108x78 mm. All settings are illustrated on the graph of 2 colored LEDs. |
| Application |
sound effects |
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Relays
Chemical sprays
