Assembled boards/kits

Bridge Diode Module using MR756/MR760 one piece - warm sound

This listing is for ONE pieces of bridge rectifier module, forming by using four pieces of  On Semi MR756n ( or MR760) diodes.  Sound Quality Characteristics

Super Low Loss High Current SiC Diode Module with Heatsink - Single Unit

This listing is for ONE pieces of bridge rectifier module, forming by using four pieces of  Wolfspeed) C3D10060 Silicon Carbide(SiC) Schottky diodes. The diode module is already mounted onto heatsink...

Super Low Loss High Voltage SiC Diode Module with Heatsink - Single Unit

This listing is for ONE pieces of bridge rectifier module, forming by using four pieces of  Wolfspeed) C4D05120E Silicon Carbide(SiC) Schottky diodes. The diode module is already mounted onto...

High current dual rail regulator kit for power amplifier or bench power supply option B

Linkwitz-Riley 24dB/Oct 3ways electronic crossover board crossed at 310Hz/3.1KHz

This crossover board is configured as a stereo 6-channel output structure, accepting stereo left and right channel input signals and outputting 6 channels — left high, left low, right high, right...

Linkwitz-Riley 12dB/Oct 2 ways electronic crossover board crossed at 3.3KHz

This is an assembled board of a 2-way Linkwitz Riley second order electronic crossover board. Crossover Structure: Linkwitz-RileyOperational Amplifier: NE5532 dual audio opampCrossover Slope:...

TDA7294 Power Amplifier Module - Plug & Play AC 12V-32V DIY Audio Kit

This is an assembled TDA7294 power amplifier module.The circuit is based on official reference design.The board is assemble. It only requires input AC 12Vx2 to 36Vx2 4APCB dimension : 50mm x50mm  

LM4562 RIAA Phono Preamp - Assembled with Kester 44 Solder - Musical Grade

This is an assembled kit of a RIAA phono amplifier that can play immediately by just connect to a transformer. The board features :

TDA7377 40W Stereo Class AB Amplifier with JRC5532 Tone Control - Assembled

This is an assembled board of TDA7377 power amplifier at a power of 20W+20W.. The board features :

Kizuka Complementary Symmetric JFET Input Lateral MOSFET Power Amplifier – Partial Kit

This is Kizuka power amplifier stereo partial kit consists of the below items :  

V-FET 2SK79 SRPP Stereo Preamp Board - Yasui Design with Matched Transistors

This is the bare PCB of an audiophile grade pre-amplifier, based on a legendary conponent, SONY's V-FET 2SK79. The pre-amplifier is wired in SRPP configuration, based on the design by Mr. Yasui Akira...

Super Low Loss SiC Diode Module with Heatsink - Single Unit

This listing is for ONE pieces of bridge rectifier module, forming by using four pieces of Cree( Now Wolfspeed) C3D06060G Silicon Carbide(SiC) Schottky diodes. The diode module is already mounted...