Jolida Audio - JD-9 MkII - Αναβαθμισμένο - Phono Προενισχυτής tube

This preamplifier is an upgraded version of the Jolida-JD9 MK II with upgraded capacitors, Burr Brown OP AMPs (OPA627BPG4) and damping to the underside of the top metal cover. The stock 12ax7 vacuum tubes have been replaced with 2 original vintage Telefunken ECC83 tubes. The tubes itself cost over €150.

The unit is in excellent condition - both technically and cosmetically. Please note that the Power voltage is 120V and the power cord has a US plug. Upgraded EU plug audiophile power cable and step-down transformer can be provided at an additional cost.

Shipping will be with insurance.

Construction Details and Features:

Phono pre-amplifier with tube output that will handle MM, MC and Dynamic head cartridges.

Lowest Rated sensitivity at .25 mV – 85 dB.

Low noise -57 dB

Two Outputs RIAA, Line stage.

Adjustable settings for cartridge type

State of the Art Components: Gold plated RCA input jacks.

R Transformer and Heavy duty Voltage Regulator


SPECS:

Frequency Response: 5Hz to 110KHz, (+/- 1 dB)

SNR: > 100 dB

Distortion THD: Less than .01%

Input Impedance: 100Kohms

Output Impedance: 600 ohms

Phono Stage:

MM: 60dB, 5 mV

MC High: 75 dB, 0.5 mV – 1.5 mV

MC Low: 85 dB, 0.25 mV – 0.5 mV

Input Resistance: 100 ohm, 300 Ohm, 1Kohm, 47Kohm

Input Capacitance 47 PF, 100PF, 150PF, 220PF

Tube Complement: 2 pcs. 12AX7

Size: 17 in. (W) x 13 in. (D) x 2 in. (H)

Weight: 10 lbs., 14 lbs. Boxed


Tubes will not be included
Power cord will be included at no additional cost