Cayin Pearl 30i #1
Cayin Pearl 30i variant 1
Cayin Pearl 30i variant 2
Cayin Pearl 30i variant 3
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Cayin Pearl 30i variant 5
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Cayin Pearl 30i variant 7
Cayin Pearl 30i variant 8
Cayin Pearl 30i variant 9
Cayin Pearl 30i variant 10
Cayin Pearl 30i variant 11
Cayin Pearl 30i variant 12
Cayin Pearl 30i variant 13
Cayin Pearl 30i variant 14
Cayin Pearl 30i variant 15
Cayin Pearl 30i variant 16
Cayin Pearl 30i variant 17
Cayin Pearl 30i variant 18

Cayin Pearl 30i

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Separate and Independent Power  Supply System



Pearl 30i the 30th Anniversary Tube Amplifier is an Integrated Amplifier in two


cabinets with separate Amplifier Unit and Power Supply Unit. In the Power


Supply unit it is combined by four pieces of Power Transformers, which are


two pieces for the Left Channel and two pieces for Rig ht channel. Each


channel has its own High Voltage Power Supply and Low Voltage Power


Supply.


Customized Power Cables between the

Amplifier Unit and Power Supply Unit.

Left and Right channel take four cables

made out of 6N Copper Silver Plated

Wire

TUNG-SOL KT170 Pearl 30i is designed on basis of Tungsol KT170 Power Tubes. It outputs 230

watts Power in Ultralinear Mode or 145 watts power in Triode Mode per


channel. Designed in Class AB Push-Pull Pearl 30i takes four pieces of powerful


KT170 tube per channel.


Dynamic Auto Bias Pearl 30i takes Auto-Bias Design for the KT170 Power Tubes. With auto bias

design if you changed the Power Tubes you do not need to adjust the bias


manually. Bias can be adjusted automatically and precisely so that all tubes


can be matched which can raise the reliability of the Power Tubes and provide


an extended lifetime of the Power Tubes.


Dual Operation Mode:  Triode/Ultralinear
Pearl 30i offers two operation modes: Triode


and Ultralinear. Change the output mode you


will get a different sound signature instantly.


Dual Timbres: DYNAMIC丨SOFT
choices of two timbres: Dynamic and Soft,


which has been realized by adjusting the


operation current of the KT170 Power Tubes.


High-Precision JRC MUSES 72320V electronic

volume controller to provide low noise, low

distortion and 106-step linear volume control.

With programmed MCU Pearl 30i is designed with a

variety of protection circuits and power-on timing

so that the amplifier works in the best condition:

60s Time Delay during Switch on, Soft Start Circuit

and BMI Function.

Inputs and Outputs Four pairs of line inputs, one pair of Balance Input, one pair of RCA Pre-In and


one pair of XLR Pre-In are located on the rear panel of the amplifier. In our


Pearl 30i Integrated Amplifier not only the Single Ended RCA inputs provided


but also the XLR Balance Input offering you multiple choices to connect with


various of Audio Systems. 


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