ReviewsAudio Oscillators

1Mii HiFi Bluetooth 5.1 Music Receiver for Home Stereo with LDAC, Bluetooth Audio Adapter with Audiophile DAC aptX HD, RCA Optical Output for AV Receiver or Stereo Amplifier - Lavaudio DS200Pro

... up to 384kHz sampling rate and native DSD. PS: USB DAC functionality supports 2 modes, driverless USB 1.0 and high-performance USB 2.0 ..
[More points/details]: 3.5+2.5mm dual outputs, cVc 8.0 noise cancellation, in-vehicle mode, OLED display, FiiO Music app, Dual crystal oscillators and USB Audio Adapter mode.....

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FiiO BTR5-2021 Receiver Headphone Amps Bluetooth 5.0 Amplifier High Resolution 384K/32Bit Native DSD256 USB DAC Supports LDAC/aptX HD CVC 8.0 for Smartphones/PC/Laptop/Car/Home Audio (Regular)

... the BTR5 2021 portable amplifier can decode up to 384kHz sampling rate and native DSD. PS: USB DAC functionality supports 2 modes, driverless USB 1.0 and high-performance USB 2.0 ..
[More points/details]: 3.5+2.5mm dual outputs, cVc 8.0 noise cancellation, in-vehicle mode, OLED display, FiiO Music app, Dual crystal oscillators and USB Audio Adapter mode.....

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FiiO BTR5-2021 Receiver Bluetooth5.0 Headphone Amp Hi-Res 384K/32Bit Native DSD256 USB DAC Supports LDAC/aptX HD CVC 8.0 for Phone/PC/Car/Home Audio(Comes with Type-C to Lightning Cable)

[High-performance DAC ES9219C*2]: For extremely detailed reproduction of sound, stronger, better performance..
[Support full hi-res wireless Bluetooth format]: CSR8675 Bluetooth 5.0 receiver designed to deliver studio-quality sound through your ears WIRELESS – the BTR5 2021’s Bluetooth version 5.0 supporting high-resolution formats such as AAC/SBC/aptX/aptX Low Latency/aptX HD/LDAC up to 96kHz, you can get a totally portable yet excellent sounding setup with your device!.
[Support MQA ]: A new addition to the updated BTR5 2021 bluetooth amps is support for MQA Renderer, allowing for high-resolution, master-level sound quality in reasonably sized files well-suited for your mobile device. PS: Supports up to MQA 16x decoding with applicable music apps..
[XMOS XUF208 USB chip]: BTR5 2021 headphone amps is capable of asynchronous audio decoding under USB Audio Class 2.0. As a USB DAC, the BTR5 2021 can decode up to 384kHz sampling rate and native DSD. PS: USB DAC functionality supports 2 modes, driverless USB 1.0 and high-performance USB 2.0 ..
[More points/details]: 3.5+2.5mm dual outputs, cVc 8.0 noise cancellation, in-vehicle mode, OLED display, FiiO Music app, Dual crystal oscillators and USB Audio Adapter mode….

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Small IC and Transistor Assortment Box 60 pcs, NE5532, OP07, LM324, TDA2030, LM386, TDA2822, LM393, LM339, UC3842, UC3843, NE555, ULN2003, PC817, CD4017, LM358, CD4047, ULN2803, J201, BD140, Sockets

Small IC and Transistor Assortment: NE5532, OP07, LM324, TDA2030, LM386, TDA2822, LM393, LM339, UC3842, UC3843, NE555, ULN2003, PC817, CD4017, LM358, CD4047, ULN2803, J201, BD140.
Including DIP8, DIP14, DIP16, DIP18 Sockets.
19 different types, 60 pcs ICs, 6 pcs Transistors, 28 pcs Sockets.
Contains various usefull IC and Transistor types such as: Opamps, JFET and Power Transistors, Voltage Comparators, Photocouplers, Timers Oscillators, PWM Controllers, Voltage Converters, Darlington Arrays, Class A/B Audio Amplifiers, Logic Chips.
Sorted accordingly in a labeled plastic box.

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Gustard GUSTARD X18 DAC MQA ES9038 PRO Bluetooth 5.0 XU216 Processor LDAC HD PCM768kHz DSD512 High-Performance Audio Decoder (Black), DAC-X18

ESS9038 PRO chip：ES9038PRO from ESS, with independent power and grounding, provides the best sound..
CPLD Complex Programmable Logic Device ：self-constructed digital integrated circuits with logic functions, clock management, 2nd PLL, digital shaping, DOP decoder, PCM /DSD depop switch and other exclusive technologies have laid a solid foundation for excellent sound quality.
ACCUSILICON Femtosecond crystal oscillator AS318-8：Two AS318-8 Hi-End audio oscillators from Accusilicon, with jitter in fs level..
XU216 from XMOS supports up to PCM768 & DSD512.Support APTX LL, APTX HD and LDAC (up to 24Bit/96KHz). Bluetooth can be disabled in menu..

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HiBy R5 Gen 2 Hi Res Audio Player Android Mp3 Mp4 Player with Class A Headphone Amplifier High Impedance Low Heat Generation Black

... THD is down at 0.0006% at the amplified output for unparalleled realism..
【Dual DAC hi res audio player】R5 GEN 2 High Resolution audio player has built-in dual high-performance ES9219C DACs with native support for DSD256, PCM768kHz/32bit, 130dB signal-to-noise ratio, THD+N below -112dB. Dual independent crystal oscillators and FPGA clock algorithm provide high precision timing..
【Everything just to bring good sound to you】This mp3 player uses 163 high-precision resistors, 19 tantalum POSCAPs, and 4 electrolytic capacitors maximally suppresses power supply ripple, yielding silky black backgrounds. Audio components, regardless of cost, naturally paved the way for premium sound..
【Android HiBy OS】This audio and video player is an entry-level Hi Res sound quality Android DAP, which can be downloaded and installed third-party applications. combined with our self-developed professional music player system HiBy OS, which globally bypasses Android SRC for lossless music source output!.
【MP3 MP4 player with Bluetooth and wifi】Two-way Bluetooth, while supporting UAT, LDAC, aptX, aptXHD, AAC, SBC a variety of high-definition Bluetooth encoding. Connect the player via WiFi or Bluetooth, with HiBy link function, you can remotely control the player pl....

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Gustard R26 Discrete R2R Decoder MQA Native DSD DAC with Streamer/Renderer PCM768K DSD512 XU216 K2 IIS Decoder(Silver)

CPLD: Complex Programmable Logic Device：Signal routing.
Clock synthesization: Replace the input signal' s clock with precision oscillators (local or external). Interference from the input source' s clock is avoided. Function off: IIs, AES, COAX, OPT, BT.
PCM NOS, 1 Bit Function on: USB & LAN K2, ultra-low noise clock synthesizer: provides precision clock from local oscillators or external clock in..
LPF is specifically designed for the D/A converter using discrete devices. Final parameters of the circuit are adjusted with subjective listening. Different from IC s, discrete circuits provide the possibilities to control every detail in sound and performance. But the parasitic effects introduced huge challenges to development experience and device' s quality..

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Gustard R26 Discrete R2R Decoder MQA Native DSD DAC with Streamer/Renderer PCM768K DSD512 XU216 K2 IIS Decoder(Black)

CPLD: Complex Programmable Logic Device：Signal routing.
Clock synthesization: Replace the input signal' s clock with precision oscillators (local or external). Interference from the input source' s clock is avoided. Function off: IIs, AES, COAX, OPT, BT.
PCM NOS, 1 Bit Function on: USB & LAN K2, ultra-low noise clock synthesizer: provides precision clock from local oscillators or external clock in..
LPF is specifically designed for the D/A converter using discrete devices. Final parameters of the circuit are adjusted with subjective listening. Different from IC s, discrete circuits provide the possibilities to control every detail in sound and performance. But the parasitic effects introduced huge challenges to development experience and device' s quality..

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HiBy The New HiBy R6 Android Hi Res Audio MP3/MP4 Player MQA 16X 1080P Display Dual DAC MSEB Tuning 32Ω750mW Bluetooth 5.0 UAT/LDAC/aptX HD Tidal/Spotify/Amazon Music Compatible 4.4mmBAL/LO Sliver

...e Kryo 260 architecture, speeds up to 2.2GHz, Adreno 512 GPU, 4GB RAM + 64GB storage + up to 2TB storage expansion via micro SD card. Combined with the open Android 9.0 OS, it provides absolute running speed and stability for The New HiBy R6 MP3&MP4 player..
[High Resolution Audio Player] Dual ES9038Q2M+Dual crystal oscillators 45.1584 and 49.152MHz+4 pieces of OPA1612 as the op amp+Headphone amp SSM6322*2, support for native DSD512, 32bit / 768kHz, 32Ω 3.5mm PO: 245mW 4.4mm BAL: 750mW power, Professional audio circuit design with impeccable hardware configuration, all for better listening enjoyment..
[Android Digital music Player] a lightly customized Android 9 system, the HiBy Android OS bypasses the Android Sampling Rate Conversion at the system level, thus obtaining bit-perfect audio output. Operates the same way as smartphones, including the installation of 3rd party audio and general apps and use of the Play Store, Tidal/Spotify/Amazon Music Compatible, supports all desired audio I/O roles such as USB audio in / out, Bluetooth audio in / out simultaneously for unlimited flexibility..
[MQA 16x unfolding HiFi Lossless MP3 Player] The New HiBy R6 includes MQA technology, which enables you to play back MQA audio files and streams. The powerful proces....

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Lavaudio Headphone Amp Portable Desktop DAC 768kHz/32Bit and Native DSD512 USB Type-C Hi-Res Stereo Headphone Amplifier 3.5/4.4mm/Coaxial/Optical Out for PC/Laptop/Smartphones/Speaker Home Audio DS400

High-performance DAC and USB Decoding Chip: The XMOS chip is matched with the ES9038Q2M independent DAC chip, which makes the DS400 have advanced decoding capabilities, which can support up to 768kHz/32bit PCM decoding and DSD512.
The DS400's dual crystal oscillators assure that any digital audio signals being passed into the DAC are exactly accurate further enhancing sound quality..
Lavaudio Headphone Amp: Compatible with high-quality, high-impedence (from 16-600 ohms) headphones, help your headphones drive better. It is delicate, compact, lightweight, and portable. Aluminum alloy casing, durable overall Shielding reduces signal interference and enhances heat resistance..
Gain Switch & Bass Boost: Gain controls the signal input Into the amp circuit for optimal performance of the headphones. while the bass boost satisfies different listener's preferences when listening to various types of music, providing more delicate and mellow bass performance, so your music is genuinely played back faithfully..
Simply Reliable USB Power: DS400 headphone amplifier is the modern USB Type-C input interface for a more reliable....

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Black Lion Audio Micro Clock MKII Master Clock (MicroClock2d1)

Master Clock with 3rd-order Crystal Oscillators.

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