The core of the preamplifier is a high-speed DC amplifier module chip developed with years of experience. It is characterized by wide frequency response, extremely low distortion, slim and thick sound, and dynamic and dynamic, surpassing many so-called advanced audio. Sound quality performance of ICs and discrete components.  The advanced combined type B and gallstone mixed full balance amplifier fully balanced transmission amplifying circuit, the voltage amplification input stage adopts...

1. A25 can be used with mobile phones, laptops, tablet PCs and other devices for Bluetooth or WI-FI wireless digital audio connection. It can also connect with iPod, iPhone, iPad, CD, DVD, TV HD case box for digital or analog audio connection. With fiber optic digital signal input interface, and with 24Bit / 192K digital-analog conversion accuracy. 2. Pre-amplifier part of the common cathode-type ECC83 tube amplifier circuit, ECC88 tube as SRPP for buffer amplification; the machine has a...

Feature: • Bluetooth wireless digital audio connection with mobile phones, laptops, tablets and other devices. It can also be connected with iPod, iPhone, i Pad, CD, DVD, TV high-definition box, digital or analog audio; • Attached with optical fiber / coaxial digital signal input interface, and with 24Bit / 192KHz digital-to-analog conversion accuracy; • The pre-amplification part adopts the common cathode type amplifying circuit of the electron tube, and the electron tube acts...

Detailed introduction: 1.A17CSII is a gallstone hybrid power amplifier with digital fiber coaxial and wireless Bluetooth input. 2. The audio signal amplifying circuit in the machine is the common cathode amplifier and buffer amplifier of the electron tube. The used electron tube is a 12AX7LPS/12AU7 made in Russia. The sound performance is better than that of the domestically produced 12AX7/12AU7 used in the A17, and the bile taste is more intense. Better air quality. 3. The use of electronic...

1. Philips VAM1202 mechanism,CD7-¢ò servo circuit  2. Burr-Brown PCM1796 24Bit/192KHz sampling DAC chip 3. It has not a HDCD decoder, but it can read HDCD, for the 24Bit/192KHz chip and tubes make the sound nice, 4. Burr-Brown OPA604+OPA2134+OPA2604 operational amplifier,GIC lowpass filter 5. High quality R-type transformer 6. 12AX7,6Z4 vacuum tubes  7. Tube/FET audio output,coaxial output 8. Detachable power cord 9. Aluminium alloy full function remote control...

1.CD-3.5 is improved by the upgrade from the original CD-3 on the basis of products; the machine to optimize the movement of the assembly process, so that its reading accuracy increased dramatically, so that the voice of the amount of information and sound density significantly improved, more accurate sound field positioning. 2 The machine has two output of the transistor audio output and tube audio output options; the convenience of users according to the different equipment or hobbies to...

1. The larger part of the core tube balanced amplifier developed for the accumulation of many years of experience, make you appreciate the ultimate tube amplifier tone. 2 .The advanced design of the dual-mono fully balanced amplifier, two channels are completely independent; in order to reduce dynamic crosstalk per channel with an R-type power transformer and special transformer shielded box to eliminate power supply noise interference. 3. 9Pcs 12AX7 and 12AU7 audio vacuum tubes as well as...

Speaker structure: bookshelf material wood Interface Type: RCA Interface speaker type: front Power: 60W Weight (g): 17.5kg Impedance: 4 ohms

PSD-650 is an independent two-channel balanced structure design, that is to say, each channel has a positive and negative phase amplification line, and two channels have four phase amplification lines; although the whole machine is only configured A power transformer, but it reaches 3000W, and the left and right channel power supplies are separated and finely divided into four separate AC power windings and bridge rectifiers, and used with up to 240,000μF capacity electrolytic capacitors to...

Three microphone inputs, two auxiliary inputs, one auxiliary output, public address.  100V, 70V constant voltage output and 40hms fixed resistance (balanced, ungrounded) output.  There is a silent function for easy insertion of priority broadcasts.  Independent volume control for each channel.  Treble and bass tone control.  5 unit LED level meter, easy to observe the output level.  Output short circuit protection and alarm. (The indicator light flashes) ...