One of the most popular and great sounding tube amps on the market, the Jolida JD 502B is an excellent amplifier for almost any application. With 60 watts of tube power per channel, you can drive most loudspeakers with ease. This amp uses the powerful 6550 output tubes which have strong bass response and excellent dynamics. You can also substitute KT88 tubes in this amp if you so choose. Like all newer design Jolida amps, biasing tubes is easy with top mounted individual bias adjustments that make output tube biasing a two minute operation that anyone can do. Technical Specifications: Maximum Power Output: 85 W per channel at 8 ohms, 1KHz Rated Output Power: 60 W per channel at 8 ohms, 25Hz to 60KHz Frequency Response: (at 1 watt into 8 ohms) 8Hz to 130KHz + 1dB Bandwidth: 15Hz to 80KHz + 3dB; 0dB 60 W 1KHz Distortion THD: Less than 1% at 20 V output, 28Hz to 15KHz Circuit Type: Ultra Linear, Class AB Input Impedance: 100Kohms Input Sensitivity: 600mV at 1KHz for 60 watt output Output Impedance: 4 ohms and 8 ohms Negative Feedback: Less than 5 dB Noise and Hum: 85dB below rated output Tube Complement: 2 matched pairs (4) of 6550/KT88 power output; 2 pcs. 12AX7A/ECC83 pre-amplifier; 2 pcs. 12AT7/ECC81 power drivers. Comes with two year parts and labor warranty.

Fully Integrated Stereo Amplifier: Input 600mV driving 60 watts, maximum 85 watts output.

Multiple Inputs: Front mounted selector switch-CD, Tape Recorder, Tuner and Aux (for TV, DVD Player, VCR or Computer).

Right and Left Stereo Balance Control: + 50dB at both right and left front panel control.

Custom Wound Audio Transformers with a core of German grain oriented silicon steel. 15th generation proprietary design. Secondary can be configured for a 4 ohm or 8 ohm load.

State of the Art Components: ALPS audio potentiometer, gold plated RCA input jacks.