{"product_id":"voice-echo-processor-module-delay-device-for-sound-effects-echo-reverb","title":"Voice Echo Processor Module – Delay Device for Sound Effects, Echo, Reverb","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003evoice echo\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor digital delay sound effects project presented here is suitable for applications such as Karaoke, multimedia, musical instrument effects, electronics toys, animatronics, etc. The project is based on\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePT2399\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003echip, with an operating supply of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5V DC\u003c\/strong\u003e, and approx.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e30mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecurrent consumption. Two potentiometers are provided to set the delay and repeat. The delay range is adjustable from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e50ms to 280ms.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePT2399\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a single-chip echo processor IC utilizing CMOS technology. It accepts analog audio input signal, and a high sample rate ADC converts the analog signal into a bit stream that is stored in internal\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e44Kbit RAM.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAfter processing the bit stream it will be de-modulated by DAC and lowpass filter. The overall delay time is determined by the internal\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003eVCO clock frequency\u003c\/strong\u003e, and the user can easily change the VCO frequency by changing the external resistance. The PT2399 performs low distortion (THD\u0026lt;0.5%@0.5Vrms) and low noise (No\u0026lt;-90dBV) characteristics for audio purposes.\u003c\/p\u003e\n\u003ch3\u003eConnections and Other Important Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCN1:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ePower Supply Input \u0026gt;\u0026gt; Pin1 = VCC 5V DC, Pin2 = VCC 5V DC, Pin3 = GND, Pin4 = GND\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCN2:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAudio Signal Input from Musical Instruments or Microphone Preamplifier \u0026gt;\u0026gt; Pin1 = Audio Signal Input, Pin2= GND\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCN3:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eAudio Signal Output \u0026gt;\u0026gt; Pin1 = Audio Signal Output, Pin2= GND\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCN4:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eOptional 3.5MM EP Female Connector for Audio Output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCN5:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eOptional 3.5MM EP Female Connector for Audio Input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePR1 or P1:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ePotentiometer to Adjust the Delay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePR2 or P2:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ePotentiometer to Adjust the Repeat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eD1:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ePower LED\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower Supply 5V DC @ 30mA\u003c\/li\u003e\n\u003cli\u003eDelay Range 50ms to 280ms (Read Note 1)\u003c\/li\u003e\n\u003cli\u003eAccept Standard Audio Signal\u003c\/li\u003e\n\u003cli\u003eOn Board Potentiometer for Delay Adjust\u003c\/li\u003e\n\u003cli\u003eOn Board Potentiometer for Repeat Adjust\u003c\/li\u003e\n\u003cli\u003eOn Board Power LED\u003c\/li\u003e\n\u003cli\u003eEP Socket for Audio Signal Input and Output\u003c\/li\u003e\n\u003cli\u003eOptional 2 Pin x 2 Header Connector for Audio Input and Output\u003c\/li\u003e\n\u003cli\u003e4 x 3MM Mounting Holes\u003c\/li\u003e\n\u003cli\u003ePCB Dimensions 48.10 x 38.58mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKARAOKE Mixer\u003c\/li\u003e\n\u003cli\u003eCD\/DVD Player\/Recorder\u003c\/li\u003e\n\u003cli\u003eMultimedia\u003c\/li\u003e\n\u003cli\u003eAnimatronics\u003c\/li\u003e\n\u003cli\u003eMusic Instrument effecter\u003c\/li\u003e\n\u003cli\u003eElectronics Toy\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"dotfry","offers":[{"title":"Default Title","offer_id":47036699574444,"sku":"A106","price":54.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/6436\/7532\/files\/A106A.jpg?v=1787565668","url":"https:\/\/dotfry.com\/products\/voice-echo-processor-module-delay-device-for-sound-effects-echo-reverb","provider":"dotfry","version":"1.0","type":"link"}