Compare High voltage PSU board for tube preamplifier Matisse PSU circuit $11.99 Add to Cart Quick view
Compare 110-240VAC i/p low noise LDO dual rail output headphone amp PSU PCB 1 piece ! $9.59 Add to Cart Quick view
Compare Stereo headphone amplifier Kaneda type highly transparent 1 piece ! $13.99 Add to Cart Quick view
Compare Kubota low noise regulator PCB with enhanced filtering cap arrays !! $9.59 Add to Cart Quick view
Compare jfet buffered transformer coupled mosfet power amplifier F6 PCB 2 piece $15.99 Add to Cart Quick view
Compare Discrete dual opamp Earth bare PCB JFET input /output high biasing current ! $6.99 Add to Cart Quick view
Compare clock board with on-board low noise regulator bare board 2 pieces ! $6.59 Add to Cart Quick view
Quick view High voltage PSU board for tube preamplifier Matisse PSU circuit This is the bare PCB of a DC high voltage regulator, intended for tube preamplifier application. The circuit is based on the power supply circuit of Matisse of UK ( which is already out of business). AC input : 230Vx2 AC. ( from the secondary of an... $11.99 Add to Cart Compare
Quick view V-FET 2SK79 SRPP stereo preamp board based on Yasui design 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 of Japan. Background : Yasui Akira was a... $19.99 Add to Cart Compare
Quick view 110-240VAC i/p low noise LDO dual rail output headphone amp PSU PCB 1 piece ! This is a bare board of a power supply board, designed for headphone amp or preamplifier that draw current not more than 500mA continuously. Feature : The board allows the use of compact and low noise switching mode modules from Taiwan... $9.59 Add to Cart Compare
Quick view Stereo headphone amplifier Kaneda type highly transparent 1 piece ! This is a bare board of a high-end headphone amplifier. The design is based on Kaneda headphone amplifier. Kaneda is a Japan audio guru who contributes design in Japan audio magazine MJ( stands for Music Journal) for over 30 years. This headphone amp... $13.99 Add to Cart Compare
Quick view Kubota low noise regulator PCB with enhanced filtering cap arrays !! This is a new version of our very popular Kubota regulator, enhanced with filtering caps arrays. The filtering caps can be a number of Panasonic ( or similar size) 470uF FC or FM audio caps in parallel. Up to 10 pieces per rail in parallel can be... $9.59 Add to Cart Compare
Quick view jfet buffered transformer coupled mosfet power amplifier F6 PCB 2 piece This is an offering for two PCBs This is the bare PCB of a MOSFET amplifier, based on F6 power amplifier. The board uses Jensen input transformer as input coupling and preceded by a J-FET buffer to allow a high input impedance. While F6 used SiC power... $15.99 Add to Cart Compare
Quick view Discrete dual opamp Earth bare PCB JFET input /output high biasing current ! This is the PCBs of two discrete opamp Earth to be assembled for DIP-8 package. The design features : 1. JFET input ; 2. JFET output ; 3. high operating current ( 60mA@ +/-15Vdc ) The finished opamp can be used to replace standard single opamp. The... $6.99 Add to Cart Compare
Quick view High current +24VDC regulator board Hi-Cap Naim PCB 2 pieces ! On list is two pieces of high current DC regulator boards, using LM317K ( TO-3 package of LM317), or LM338K. Naim used two pieces of such regulator in their famous linear power supply hicap 1C. The values printed on the board allows a steady +24V... $7.99 Add to Cart Compare
Quick view clock board with on-board low noise regulator bare board 2 pieces ! This is a clock bare PCB. The board includes a low noise series regulator circuit for the TCXO ( or OCXO) and the wave shaping logic circuit. The board can output the original clock frequency , clock frequency/2 and clock frequency/4 simultaneously... $6.59 Add to Cart Compare