mercoledì 2 giugno 2010

Update Hifi Amplifier - JOLIDA !

Nuovo aggiornamento consistente in , amplificatore integrato Jolida Jd 1000 rc : e' un integrato che usa 4 valvole EL34 per canale.
A breve una recensione completa.
Queste le caratteristiche :
# Fully Integrated Stereo Amplifier: Input 500mV driving 100 watts, maximum 150 watts output.
# Multiple Inputs and Outputs: Front mounted selector switch-CD, DVD, Tuner and Aux. (for TV, VCR or Computer). Fixed and Variable outputs.
# 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, audiophile grade carbon composite grid resistors, high speed soft recovery diodes, poly tin coupling capacitors.
# E-Z biasing system: Hi-performance, minimal effort.
# Remote Volume Control

Technical Specifications:
Maximum Power Output: 150 W per channel at 8 ohms, 1KHz
Rated Output Power: 100 W per channel at 8 ohms, 25Hz to 70KHz
Frequency Response: (at 1 watt into 8 ohms) 8Hz to 130KHz + 1dB
Bandwidth: 13Hz to 80kHz + 3dB; 0dB 100 W 1KHz
Distortion THD: Less than 1% at 100 W output, 28Hz to 15KHz
Circuit Type: Ultra Linear, Class AB
Input Impedance: 100Kohms
Input Sensitivity: 500mV at 1KHz and 8 ohms for 100 watt output
Output Impedance: 4 ohms and 8 ohms
Negative Feedback: Less than 5 dB
Noise and Hum: 85dB below rated output
Tube Complement: 4 matched pairs (8) of 6CA7/EL34 power output; 2 pcs. 12AX7 pre-amplifier; 2 pcs. 12AT7/ECC81 power drivers.
Power Requirements: 110V-120 VAC 60Hz 90 watts-standby, 240 watts maximum (220 VAC 50Hz option)
Dimensions: 17 1/8 inches wide by 16 inches deep by 9 7/16 inches high
Weight: 62 pounds net, approximately 74 pounds packaged
Warranty: Two year limited parts and labor. One year or 1000 hours whichever comes first on Jolida Tubes.
Bias Settings: 400 millivolts + 40 mV
Fuse: 110 - 120 VAC, 6.3 Amp Fast Blo; 200 - 240 VAC, 3 Amp Fast Blo

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