Compare Telos 390.2 JFET input high speed MOSFET power amplifier PCB two pieces $21.99 Add to Cart Quick view
Compare Universal prototyping PCB for tube amplifiers Type VIII 2 pieces $6.99 Add to Cart Quick view
Compare Hybrid class D system preamp / DAC output board 2025 by Andrea Ciuffoli ! $34.99 Add to Cart Quick view
Compare Phono stage RIAA PCB stereo ANK LP3 Pt to Pt version one piece ! $26.59 Add to Cart Quick view
Compare Tube pre-amplifier stereo line stage CAT SL-1 simplified 1 piece stereo ! $25.99 Add to Cart Quick view
Compare Mofo choke loaded SE power amp tube driver/power amp board by Andrea Ciuffoli ! $24.79 Add to Cart Quick view
Compare Mosfet SE class A power follower PCB 2019 just power amp boards 2 pieces $13.99 Add to Cart Quick view
Compare EL84 push-pull power amp PCB based on ANK L1 provision on-board tube rectifier ! $28.99 Add to Cart Quick view
Compare LT1963A low noise PSU boards +3.3V to +20V fixed by resistors two pieces ! $6.99 Add to Cart Quick view
Compare Universal prototyping PCB pt to pt mount including mounting terminals ! $29.99 Add to Cart Quick view
Quick view Telos 390.2 JFET input high speed MOSFET power amplifier PCB two pieces Electronics This listing consists of two boards. These are the bare PCBs of an ultra high-end power amplifier. The power amplifier is with reference to Goldmund Telos 390.2 integrated amplifier's power... $21.99 Add to Cart Compare
Quick view Universal prototyping PCB for tube amplifiers Type VIII 2 pieces img{max-width:100%} .aucCounter a { text-decoration:none; }.aucCounter span:hover { text-decoration:underline; }.aucHiddenCounter { display:none; }.aucCounterOrangeText { color:#FB6D05; font-family:Arial; Font-size:13px; Font-weight:bold; }... $6.99 Add to Cart Compare
Quick view Universal prototyping PCB for tube amplifiers Type VII img{max-width:100%} .aucCounter a { text-decoration:none; }.aucCounter span:hover { text-decoration:underline; }.aucHiddenCounter { display:none; }.aucCounterOrangeText { color:#FB6D05; font-family:Arial; Font-size:13px; Font-weight:bold; }... $6.99 Add to Cart Compare
Quick view Hybrid class D system preamp / DAC output board 2025 by Andrea Ciuffoli ! This is the bare PCB set of a stereo high-end DAC tube output stage, designed by audio expert Mr. Andrea Ciuffoli. This is a new design in 2025. When connected to a class D amplifier ( as depicted in audiodesignguide website, it will form a... $34.99 Add to Cart Compare
Quick view Phono stage RIAA PCB stereo ANK LP3 Pt to Pt version one piece ! Note on 6 May 2019 : The boards are now 2mm in thickness( copper thickness inclusive) and gold immersed on surface. This is the bare PCB of a tube-based phono stage pre-amplifier board with reference to the well accepted ANK L3. The design uses three... $26.59 Add to Cart Compare
Quick view Tube pre-amplifier stereo line stage CAT SL-1 simplified 1 piece stereo ! This is the bare PCB of a tube line stage pre-amplifier with reference to the legendary Convergence Audio Technology (CAT) SL-1. The original circuit is a bit complicated and not so user friendly for DIYers. This board is simplified by changing... $25.99 Add to Cart Compare
Quick view Mofo choke loaded SE power amp tube driver/power amp board by Andrea Ciuffoli ! Note on 21 Nov 2021 : The driver board is now the 2021 version. For the details please check the article Inpol/Mofo Amplifier 2021 by Mr. Andrea. This is the bare PCBs of two channels of class A MOSFET SE power amplifier, originally published as... $24.79 Add to Cart Compare
Quick view Mosfet SE class A power follower PCB 2019 just power amp boards 2 pieces This listing is two pieces of bare PCBs of "power follower" 2019 by the designer, audio expert Mr. Andrea Ciuffoli. This is the newest version 2019 and an authorized PCB version by the designer. This listing DOES NOT include the tube driver board. JUST... $13.99 Add to Cart Compare
Quick view EL84 push-pull power amp PCB based on ANK L1 provision on-board tube rectifier ! This is the bare PCB of a tube push-pull power amplifier board with reference to the well accepted ANK L1. The board's component arrangement highly adheres to the original design, but we have the below provisions to make the board a better... $28.99 Add to Cart Compare
Quick view LT1963A low noise PSU boards +3.3V to +20V fixed by resistors two pieces ! These are two PCBs of a very low noise PSU board based on LT1963A. LT1963A is one of the few low noise and high current LDOs that is proven to have excellent performance for audio application. The board can be used as either for filament , DAC circuit or... $6.99 Add to Cart Compare
Quick view Universal prototyping PCB pt to pt mount including mounting terminals ! img{max-width:100%} &... $29.99 Add to Cart Compare