Compare Linkwitz-Riley 2-way electronic crossover at 2.2KHz stereo (changeable by user ) $59.76 Add to Cart Quick view
Compare JLH 1969 class A amplifier stereo high quality PCB components assembled ! $85.82 Add to Cart Quick view
Compare Low noise tone control preamplifier with loudness control stereo assembled ! $30.64 Add to Cart Quick view
Compare 75W 5A DC-DC converter adjustable voltage with 7-segment LED readout ! $15.93 Add to Cart Quick view
Compare Zero reverse recovery charge super low loss SiC diode module1 pc ! $30.64 Add to Cart Quick view
Compare Tube stereo preamplifier massive soundstage musical matisse fantasy assembled ! $64.36 Add to Cart Quick view
Compare Low Pass electronic crossover for subwoofer freq 50Hz to 150Hz adjustable assy ! $30.64 Add to Cart Quick view
Compare Tone control w/balance & volume control preamplifier with servo regulation ! $32.17 Add to Cart Quick view
Quick view Linkwitz-Riley 2-way electronic crossover at 2.2KHz stereo (changeable by user ) This is an assembled 2-way electronic crossover board. Filtering function is Linkwitz-Riley type with -24dB/Oct.Linkwiz-Riley filtering is regarded as the best type of filtering for audio crossover due to the excellent phase response, zero phase... $59.76 Add to Cart Compare
Quick view Tube PSU soft start, regulation & filament regulation !  ... $64.36 Add to Cart Compare
Quick view JLH 1969 class A amplifier stereo high quality PCB components assembled !  ... $85.82 Add to Cart Compare
Quick view Low noise tone control preamplifier with loudness control stereo assembled ! img{max-width:100%} This is an assembled board of a low... $30.64 Add to Cart Compare
Quick view 75W 5A DC-DC converter adjustable voltage with 7-segment LED readout ! img{max-width:100%} This is an assembled board of DC-DC... $15.93 Add to Cart Compare
Quick view RS232 to UART module 1 pieces ! img{max-width:100%} This is an assembled board of RS232... $6.88 Add to Cart Compare
Quick view USB to UART module 1 pieces ! This is an assembled board of USB to UART module. The... $9.49 Add to Cart Compare
Quick view Zero reverse recovery charge super low loss SiC diode module1 pc !  ... $30.64 Add to Cart Compare
Quick view Tube stereo preamplifier massive soundstage musical matisse fantasy assembled ! This is an assembled kit of a very good sound tube... $64.36 Add to Cart Compare
Quick view LM317 regulator module 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; }... $7.04 Add to Cart Compare
Quick view Low Pass electronic crossover for subwoofer freq 50Hz to 150Hz adjustable assy ! This is an assembled board of a low pass filter design... $30.64 Add to Cart Compare
Quick view Tone control w/balance & volume control preamplifier with servo regulation ! Two cables are included with the board. These... $32.17 Add to Cart Compare