{"product_id":"allo-piano-21-slave-dac-w-subwoofer-out-discontinued","title":"Allo Piano 2.1 \"Slave\" DAC w\/ Subwoofer Out [discontinued]","description":"\u003cp\u003ePiano can work as a 2.0 (all frequencies are passed to LR) as a 2.2 (xover frequency is chosen in GUI) and subwoofer has 2 outputs or as a 2.1 (same as 2.2 but subwoofer is mono).\u003c\/p\u003e\n\n\u003cp\u003eWe are using 2 DAC Ic's PCM5142 with integrated DSP. The PurePath software from TI is available for download (registration required) and can be used to create specific filters and other audio functions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe board will come pre-programed as a 2.1 output (but you can create your own custom design and load it the board and can access the xover frequency directly from linux (we made a small app).\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eHardware wise, we have split the digital and analog side with LDOs and we feed the analog side using an extremely capable LDO LT3042 which is having ultra low noise and ultra high PSRR.. Basically each board has 4 LDO (2 for each DAC ic) (note that digital side uses cheaper LDOs).\u003c\/p\u003e\n\n\u003cp\u003eOf course, on the analog side we used only thin film resistors and poly caps in audiopath.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFeatures \u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003ePiano 2.1 is a Slave DAC (Slave DACs are compatible with Sparky or Kali or Raspberry Pi)\u003c\/li\u003e\n\t\u003cli\u003eDedicated two No’s of 384 kHz\/32bit high-quality DAC PCM5142 for best sound quality\u003c\/li\u003e\n\t\u003cli\u003eAvailable with different output connectors: 4 x RCA\u003c\/li\u003e\n\t\u003cli\u003eDAC SNR is 112dB\u003c\/li\u003e\n\t\u003cli\u003eDAC THD+N @ - 1dBFS are –93dB\u003c\/li\u003e\n\t\u003cli\u003eFull Scale Output of DAC is 2.1Vrms\u003c\/li\u003e\n\t\u003cli\u003eDynamic Range of DAC is 112dB\u003c\/li\u003e\n\t\u003cli\u003eSampling Frequency ranges from 8 kHz to 384 kHz. (Sample rate is limited to 192kHz, for subwoofer modes - 2.1 \u0026amp; 2.2)\u003c\/li\u003e\n\t\u003cli\u003eUltra-low-noise voltage regulators for optimal audio performance\u003c\/li\u003e\n\t\u003cli\u003eIntegrated EEPROM for automatic configuration (with write-protection)\u003c\/li\u003e\n\t\u003cli\u003eCompatible with OSMC \/ Max2Play \/ RuneAudio \/ Volumio \/ Moode \/ PiCorePlayer \/ PiMusicBox \/ OpenELEC and others + Roon Ready\u003c\/li\u003e\n\t\u003cli\u003eOperating Temperature 0C to 70C\u003c\/li\u003e\n\t\u003cli\u003eBoard Size LWH = 68.7mm * 65mm * 22.2mm\u003c\/li\u003e\n\t\u003cli\u003eBoard Weight 30g\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eDownloads\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eDownload Product Brochure\u003c\/li\u003e\n\t\u003cli\u003ePiano 2.1 Tech Manual\u003c\/li\u003e\n\t\u003cli\u003ePurepath Process Flow for Allo Piano 2.1\u003c\/li\u003e\n\t\u003cli\u003eTechnical Details for Piano 2.1 DAC\u003c\/li\u003e\n\t\u003cli\u003eVana Tech Manual\u003c\/li\u003e\n\t\u003cli\u003eDownload the DSP Firmware files for Piano 2.1 DAC\u003c\/li\u003e\n\t\u003cli\u003eConfiguring Allo Audio Cards for Raspberry Pi\u003c\/li\u003e\n\t\u003cli\u003eImages, Drivers \u0026amp; Resources\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"Allo","offers":[{"title":"Default Title","offer_id":46375168016441,"sku":"tmf1787257817201","price":32.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0795\/9176\/8121\/files\/allo-piano-21-slave-dac-w-subwoofer-out-discontinued_1.jpg?v=1787257826","url":"https:\/\/myoutfitstore.shop\/products\/allo-piano-21-slave-dac-w-subwoofer-out-discontinued","provider":"My Store","version":"1.0","type":"link"}