So-called low-pass filter is to filter out the human voice and treble part, and retain low frequency part is amplified to improve bass reproduction efforts. It will not be heard the human voice as ...
IWISTAO HIFI LM1875 Parallel Power Amplifier Board 2x50W Stereo DIY Audio
Model No: WPAB-LM1875T
LM1875T is a well-known high-performance audio power amplifier integrated circuit of the US Nati...
IWISTAO Intermediate Frequency Amplification Finished PCBA Tube 6K4 & High-frequency Head
Model No: WFMT-4IF6K4
This is an intermediate frequency amplification finished PCBA board containing...
IWISTAO Intermediate Frequency Amplification Finished PCBA 4 mid cycle inductance
Model No: WFMT-TIF6K4B
This product is a finished PCBA board, which is the Intermediate Frequency Amplifier mod...
IWISTAO HIFI Tube Amplifier Casing W220*D308*H121mm Whole Aluminum Pure Power Stage DAC Black /Silver Panel
Model No: WVTC-ST22-30-12
Chassis with all-aluminum structure and sandblasting proces...
IWISTAO HIFI Power Amplifier Pure Class A 2X8W Combined Headphone Amp Desktop Black 1969 Circuit Whole Aluminum Case Audio
Model No:WHFTA-1969SE
This is a Pure Class A Desktop amplifier combine...
IWISTAO HIFI Audio Receiver Bluetooth 4.0 Decoder Stereo CSR8670 32-bit DAC AK4490 Hardware Decoding Bluetooth Optical Inputs Support APT-X Transmission
Model No: WHFBR-A4490
This is a Bluetooth...