Jolida 502B/502RC (remote control) ...
60 watts of pure tube musicality
Construction Details and Features:
- 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, 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.
- Top panel bias testing terminal with bias adjustment
controls.
- State of the Art Components: ALPS audio
potentiometer, gold plated RCA input jacks.
- Low Feedback Design: Only 5 dB.
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. |
|
Power
Requirements: |
110V-120 VAC 60Hz 180
watts-standby, 450 watts maximum (220 VAC 50Hz option). |
|
Dimensions: |
17 inches (43cm) wide by 15 inches
(38cm) deep by 7.5 inches (19 cm) high. |
|
Weight: |
39 pounds (18 Kg) net,
approximately 46 pounds (21 Kg) packaged. |
|
Warranty: |
Two year limited parts and labor.
One year or 1000 hours whichever comes first on Jolida Tubes. |
|
Bias
Settings: |
50 millivolts + 5
mV |
|
Fuse:
|
110 - 120 VAC, 6.3 Fast Amp Blo;
200 - 240 VAC, 3 Amp Fast Blo |
Mods
You can purchase stock Jolida tube amplifiers or units
which have been retrofitted with SalkSound upgrades. Mods include
upgraded power supply diodes, power supply resistors, coupling capacitors and
more.
Pricing
Contact us for pricing and
options on your Jolida. Be sure to include the model you are interested in and
whether you want a stock or modded version.
* salk sound - home
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