Lehmann Audio Silver Cube Phono Stage

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Lehmann audio phono stages have gained a near legendary reputation for their sound and build quality. The Silver Cube is no different, pushing the boundaries still further. Although a relative newcomer to the Lehmann audio range, the exceptional Silver Cube has already established overwhelming recognition as the ultimate in phono stage design. With the Silver Cube Lehmann Audio's efforts in terms of technology, electronic parts and mechanics have lead to high-energy sound reproduction with excellent technical specifications and holographic soundstage delivery.
More Information
Manufacturer Link Lehmann Audio Silver Cube Phono Stage
Manufacturer Lehmann Audio
Free warranty 2 years
Delivery Charge Free
Delivery Time Normally 1 - 5 Working Days (Covid-19 and Brexit Delays Possible, contact us for more information)
Card Surcharge No
See more Lehmann Audio products.

Lehmann Audio Silver Cube Phono Stage

The Silver Cube not only provides maximum air and space with excellent soundstage depth and width, but also stunningly fast attack response, pace, timing, swing and dynamics... you will not be left untouched.

Visually, the massive milled aluminium case of the audio section impresses, while acting as a heatsink for the discrete zero-feedback Class-A FET output stage.

The league of the finest phono stages available worldwide welcomes a new member.
Technical Details:

Power Supply

120W toroidal transformer with isolating coil between primary and secondary coil
Separate set of ultra fast recovering diodes for each secondary coil
Chokes on the secondary side
Additional filtering
Very low noise regulated voltages
Shielded cable between power supply and audio section
Neutrik connectors with gold plated contacts to connect audio section and power supply.
Voltage selector 120V/240V AC mains voltage

Audio Section

Special operational amplifiers for professional audio use
Only Mundorf tin foil MKP caps in the audio path
Discrete Class A (quiescent current app. 100mA) zero feedback FET output stage
Each gain stage buffered by fast parallel voltage regulators backed with three different capacitors for each voltage
Strictly built double mono layout
Resistors and capacitors (input termination) adjustable from the rear side
All electrolytic capacitors in the audio section are Low ESR, high temperature types
Gain up to 66dB in four levels accessible from the rear side
Additional choke filtering of supply voltages on the audio board
Case milled out of one block of massive aluminium used as heatsink for the Class A output stage
WBT audio connectors
Neutrik Power supply connector with gold plated contacts
Three feet for extra stable stand ready for the insertion of 6mm threaded spikes (silicon rings supplied as default)

Technical Data:
Input Stage: Dual Mono Microphone Pre-amp
Chip Newest Generation (Since Series 3)
Gain Settings: 36dB, 46dB, 56dB, 66dB
Max. Gain 66dB
Internal Impedance: 47k, 1k, 100 R (Selectable)
Internal Input Capacitance & Cap Type: 47 p, 100 p, 220 p, 470 p
KP 1 % And Combinations
(47 p Always Active)
Soft Bass Rolloff Filter: Yes, Jumper
High Gain: Yes, Toggle Switch
RIAA Filter Caps: Tin Foil
Bass Coupling After RIAA: Tin Foil
Second Gain Stage: Dual Mono Burr Brown OPA 637
(Since Series 3)
Discrete Output Buffer Zero Global Feedback:
Yes (Fet Class A)
Output Capacitor: -
Power Supply Features
On Audio Board: LC Pi-Filter
RC-Filters With Maximum Electrolytic Bypass.
Additional Parallel Voltage Regulators With 3 Different Kinds Of Caps Near All OP Amp Stages.
Dimensions (W x D x H): Phono Stage:
300 x 185 x 50mm (including feet)
Power Supply:
315 x 115 x 80 (including feet)

Lehmann Audio Silver Cube Phono Stage