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Jun 01, 2017 | 0 comments

IWISTAO Tube FM Radio with FM Super-regenerative Handmade...

This tube radio has two tubes, which adopt super-regenerative mode to receive FM radio signals. Has high sensitivity, Either high impedance headphones with nostalgia, but also through the line output jack. You may connect it to amplifier and computer sound card to access the playback, that expand the scope of application of the radio.

IWISTAO Nostalgia Tube FM Radio Tuner with FM Super-regenerative Handmade

May 30, 2017 | 0 comments

IWISTAO Tube FM Radio Tuner Board with Frequency Display

This tube FM radio head adopted tube 6C11, and its rectifier adopted tube 6Z4. Its signal reception and treatment adopted classical tube circuit, and used TA7343 as a stereo decoder that then result in stereo output. After stereo FM signal input power amplifier system for amplification, you will listen to FM radio with musical tube sound

IWISTAO Tube FM Stereo Radio Tuner Finished PCBA Preamplifier Version

May 20, 2017 | 2 comments

What is a HIFI Interconnection RCA Audio Cable?

Gennally, a HIFI interconnection RCA cable is made of 2 pcs pure copper RCA connecters which are made of copper-plated plug generally, copper shell, and advantages of copper shell can be shielded from external interference and a pair separated OFC wires cable instead of a pair of wires molded together, and then assemble them though soldering with high quality solder.

Nov 24, 2016 | 0 comments

Mini 2x3.5W IWISTAO Tube Amplifier with Bluetooth 4.2 Tec...

Bluetooth 4.2 tube amplifier

Tube amplifer combines wireless Bluetooth technology is new trend, especially, combines the latest Bluetooth 4.2 like as CSRA64215 that also supports aptX audio technology that provides CD-level sound quality with Bluetooth connectivity

Oct 15, 2016 | 0 comments

Typical setup for a USB DAC system

A typical setup for a USB DAC system is shown above. We have two Firewire disks for our library (one is for backup). We use Firewire over USB drives because we don't want to overload the USB link. The output of the DAC is fed to a preamplifier or integrated amplifier and then to the amp and speakers.

Sep 28, 2016 | 0 comments

Why do audiophiles like class A tube amplifier?

Single-ended tube output circuits are used in both audio and instrument amplification. There is less distortion in a single-ended amplifier because the output currents do not cross over.

Jun 10, 2016 | 0 comments

How to handle unbalance for left and right channel of you...

Users often consult our technicians, how to deal with left and right channels imbalance? This is a bit of a relatively complex issue, involving audio sourcing, audio cables, amplifier, HIFI speakers as well as factors such as personal subjective listening. Without considering the individual factors of subjective listening conditions, you can solve it step by step with the following tips.

Apr 26, 2016 | 0 comments

Video Demo: IWISTAO Tube Preamplifier Matisse Circuit 2x6...

It is known as musical flavor for Matisse tube preamplifier, its sound quality is warm and transparent, graceful lines and excellent sense of hierarchy, clear and transparent elegant, rich musical and full overtones, musical feel strong, also loose and natural.

Feb 09, 2016 | 0 comments

How to DIY Your Shielded RCA Interconnect Cables

These "better DIY RCA interconnects" are unbalanced and made using shielded instrument cable and high quality RCA plugs. This is a fairly easy DIY cable and one stereo pair of DIY interconnects can be put together in about one hour. You will not need any fancy materials or special tools to build this cable. Just some meters of good shielded instrument cable and high quality RCA connectors, a soldering iron and some good solder with flux, a handy knife and a good side-cutter to prepare the wires for the soldering process. The photos only is as an example to demo how to DIY shielded RCA Interconnect Cables.

HIFI RCA Cable