J&K Audio Design - 300B Tube Monoblock Amplifier

by **jnkaudiodesign** Thu Apr 23, 2015 5:10 pm

roudly presents - J&K Audio Design 300B Tube Monoblock Amplifier

Price RM12,000 for this specific pair.

* Other models available, price starting from RM3,000 and above.
* Customization service available, build according to order.

Features:

Telefunken EL803S driver for tone and control
Low noise LT1083 300B DC filament supply with soft-start function for absolute quietness and safety
High torque, critically damped, tube rectified pseudo choke input B+ power supply for excellent low frequency response and driver control
Stepped attenuator with Dale resistors - super accurate and stable imaging
Grid choke application for pre to driver stage - wide bandwidth low frequency extension
Carefully selected high grade components - optimized tone and body
Special tweaks at mains input for low noise operation - super dark clean background
Z11 overspec power transformer and Z11 choke - super dark clean background
Cobalt SiFE 40W double C core output transformer - tuned for optimized mids to low bass response
Teflon and high grade ceramic tube sockets
5X4G and 5U4G interchangeable tube rectification
3MM turret board for component mounting - absolute vibration control for components
Full aluminum, rigid chassis - non-magnetic and rust proof with 5MM front plate
J&K proprietary grounding scheme - zero hum and noise even if ear is placed near high sensitivity speakers (ex: Zu Audio Soul Superfly with 100dB/w/m sensitivity)
J&K proprietary tuning for mid to low frequency resolution and extension