1. This machine is advanced digital karaoke OK concert system, and dual microphone input system, independent microphone volume control, can be used solo or duet. The microphone channel has sound tuning capabilities, the use of any grade microphone beautiful sound. 2. Kara OK, reverb depth independent control delay time for the stepless adjustment, so that you get close to the professional level in the Kara OK concert concert effect. 3. In order to meet the high quality design of the machine,...

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...

The core of the pre-amplifier 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.  Fully balanced amplifier circuit, 12AX7 tube for voltage amplification input stage, 12AU7 tube for second stage drive amplification, warm and charming sound, wide...

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. Shengya CS-3.5 preamp is an upgraded version of the Shengya CS-3 preamplifier, in terms of materials and sound performance has greatly improved. Fully balanced dual mono amplifier circuit level design, two-channel completely independent; in order to reduce the dynamic crosstalk per channel each with a power transformer, the transformer shield box and a special power to eliminate noise.  2. Zoom core part of accumulated years of experience and developed a high-speed DC amplifier module...

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) ...