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Audio Research Reference Phono Preamplifier(used)

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Audio Research Reference Phono Preamplifier(used) Empty Audio Research Reference Phono Preamplifier(used)

Post by YUAN Sat Oct 15, 2022 5:20 pm

SPECIFICATIONS:


FREQUENCY RESPONSE: +- 15dB of RIAA,10Hz to 60kHz; 3dB points below 1.0Hz and above 250kHz


DISTORTION: .005% at 0.5v RMS 1kHz output


GAIN:selectable 48dB(LOW),69dB(High) at 1kHz(MC & MM compatible)


SWITCHES: Front(4) Power,Standby,Mono,Mute,Rear(1)Gain


INPUT IMPEDANCE: 47K ohms and 180pF Unbalanced (Low Gain),280 ohms Unbalanced (High Gain).(Provisions for any value below 47K ohms or added input capacitance for matching certain magnetic cartridges.)


OUTPUT IMPEDANCE: 200ohms Unbalanced.Recommended load 50K-100K ohms and 100pF.(10K ohms minimum and 2000pF maximum.)



MAXIMUM INPUTS: 100mV RMS at 1kHz (240 mV RMS at 10kHz).


RATED OUTPUTS:0.5V RMS 10Hz to 60kHz,100K ohm load(output capability is 30V RMS output at 1/2% THD at 1kHz).


POWER SUPPLIES:Electronically-regulated low and high voltage sipplies.Line regulation better than .01%


TUNE COMPLEMENT:(11) 6922/E88CC dual triodes,plus (1 each) 5AR4,6L6GC,6922 in power supply.




CONDITION:8/10
PRICE:RM11800
FOR MORE INFO, PLEASE CALL OR WHATAPPS:
016-5368723 YUAN
018-9742567 YANG


Audio Research Reference Phono Preamplifier(used) Img_2242
Audio Research Reference Phono Preamplifier(used) Img_2243
Audio Research Reference Phono Preamplifier(used) Img_2244

YUAN
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Regular

Number of posts : 62
Age : 25
Location : IPOH, PERAK
Registration date : 2021-01-06

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