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Jolida JD 502B

Jolida JD 502B
alaAverage 3.2

7 reviews

Sep, 2014

alaTest has collected and analyzed 7 reviews from magazines and websites.

Review analysis

(Based on 7 reviews)

User Reviews  

Showing 1 - 7 of 7 Show Reviews: in English

Consumer review by:

Jolida JD 502B Integrated Amplifier Integrated Amplifiers

 

Do not EVER buy anything from Jolida. Two capacitors went bad and they kept my amp for over TWO MONTHS and charged me almost $300 to fix it. NO APOLOGY whatsoever except to tell me their "systems weren't the best". $300 for two capacitors. Two months....

Consumer review by:

Jolida JD 502B Integrated Amplifier Integrated Amplifiers

 

My Jolida 502 began having problems as soon as i got it out of the box. First off, the EZ Bias system is not working. No problem, I used a meter to bias the tubes but not everyone has the ability to do that. Second, the on/off switch began to...

Consumer review by:

Jolida JD 502B Integrated Amplifier Integrated Amplifiers

 

Unlike the last reviewer, I have had very good luck with my Jolida products. I owned the JD-100A when I

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Consumer review by:

Jolida JD 502B Integrated Amplifier Integrated Amplifiers

 

I bought this amp due to favorable reviews and my interest in tube equipment. At that time i was and still using simaudio i-5 solid amp. It was really bad decision to buy Jolida. Underworld Audio sold it for $1200.

Consumer review by:

Jolida JD 502B Integrated Amplifier Integrated Amplifiers

 

This is a review for the Jolida 502b integrated amp; 2 weeks of break in and I'm completely blown away.

Consumer review by:

Jolida JD 502B Integrated Amplifier Integrated Amplifiers

 

I recently impulse bought a Jolida 502B, I placed an eBay bid that was so low it was silly and no one else bid.

Consumer review by:

Jolida JD 502B Integrated Amplifier - (Integrated Amplifiers)

 

Product Specifications

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.
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